[libcxx-commits] [libcxx] 9d7c420 - [libc++][NFC] Replace uses of stdr:: by just std::ranges::

Louis Dionne via libcxx-commits libcxx-commits at lists.llvm.org
Thu Sep 2 10:02:16 PDT 2021


Author: Louis Dionne
Date: 2021-09-02T13:02:12-04:00
New Revision: 9d7c420ad1f32ec60ed076799618cf809aa5781e

URL: https://github.com/llvm/llvm-project/commit/9d7c420ad1f32ec60ed076799618cf809aa5781e
DIFF: https://github.com/llvm/llvm-project/commit/9d7c420ad1f32ec60ed076799618cf809aa5781e.diff

LOG: [libc++][NFC] Replace uses of stdr:: by just std::ranges::

Differential Revision: https://reviews.llvm.org/D109121

Added: 
    

Modified: 
    libcxx/test/std/containers/associative/map/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/associative/multimap/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/associative/multiset/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/associative/set/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/array/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/deque/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/forwardlist/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/list/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/vector.bool/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/sequences/vector/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/unord/unord.multimap/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/unord/unord.multiset/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/unord/unord.set/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/containers/views/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/input.output/filesystems/class.directory_iterator/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/input.output/filesystems/class.path/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.range/helper_aliases.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.range/iterator_t.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.range/range.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.range/sentinel_t.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.refinements/bidirectional_range.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.refinements/common_range.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.refinements/forward_range.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.refinements/input_range.compile.pass.cpp
    libcxx/test/std/ranges/range.req/range.sized/sized_range.compile.pass.cpp
    libcxx/test/std/re/re.results/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/strings/basic.string/range_concept_conformance.compile.pass.cpp
    libcxx/test/std/strings/string.view/range_concept_conformance.compile.pass.cpp

Removed: 
    


################################################################################
diff  --git a/libcxx/test/std/containers/associative/map/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/associative/map/range_concept_conformance.compile.pass.cpp
index e399e1c5bf875..d48ce88a15a7e 100644
--- a/libcxx/test/std/containers/associative/map/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/associative/map/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::map<int, int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(!stdr::random_access_range<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(!stdr::random_access_range<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(!std::ranges::random_access_range<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(!std::ranges::random_access_range<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/associative/multimap/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/associative/multimap/range_concept_conformance.compile.pass.cpp
index 31f4840d17f21..0c008e71df504 100644
--- a/libcxx/test/std/containers/associative/multimap/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/associative/multimap/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::multimap<int, int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(!stdr::random_access_range<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(!stdr::random_access_range<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(!std::ranges::random_access_range<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(!std::ranges::random_access_range<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/associative/multiset/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/associative/multiset/range_concept_conformance.compile.pass.cpp
index 27896c108760d..84c41274a3131 100644
--- a/libcxx/test/std/containers/associative/multiset/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/associative/multiset/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,21 @@
 #include <ranges>
 
 using range = std::multiset<int>;
-namespace stdr = std::ranges;
 
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(!stdr::random_access_range<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(!std::ranges::random_access_range<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
 
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(!stdr::random_access_range<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(!std::ranges::random_access_range<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/associative/set/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/associative/set/range_concept_conformance.compile.pass.cpp
index 32cdfda816409..5853d9c2a1d9f 100644
--- a/libcxx/test/std/containers/associative/set/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/associative/set/range_concept_conformance.compile.pass.cpp
@@ -18,24 +18,24 @@
 #include <ranges>
 
 using range = std::set<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::bidirectional_range<range>);
-static_assert(!stdr::random_access_range<range>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::input_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::bidirectional_range<range const>);
-static_assert(!stdr::random_access_range<range const>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::input_range<range>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::random_access_range<range>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::input_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::random_access_range<range const>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::input_range<range>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/array/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/array/range_concept_conformance.compile.pass.cpp
index 9c3c6a2c04901..8fdd9869f9393 100644
--- a/libcxx/test/std/containers/sequences/array/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/array/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::array<int, 10>;
-namespace stdr = std::ranges;
-
-static_assert(!stdr::view<range>);
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::random_access_range<range>);
-static_assert(stdr::contiguous_range<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(!stdr::view<range const>);
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::random_access_range<range const>);
-static_assert(stdr::contiguous_range<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(!std::ranges::view<range>);
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::random_access_range<range>);
+static_assert(std::ranges::contiguous_range<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(!std::ranges::view<range const>);
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::random_access_range<range const>);
+static_assert(std::ranges::contiguous_range<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/deque/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/deque/range_concept_conformance.compile.pass.cpp
index 70ec37573f508..ce3eea3c30c6f 100644
--- a/libcxx/test/std/containers/sequences/deque/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/deque/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::deque<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::random_access_range<range>);
-static_assert(!stdr::contiguous_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::random_access_range<range const>);
-static_assert(!stdr::contiguous_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::random_access_range<range>);
+static_assert(!std::ranges::contiguous_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::random_access_range<range const>);
+static_assert(!std::ranges::contiguous_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/forwardlist/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/forwardlist/range_concept_conformance.compile.pass.cpp
index cd00c60979c18..8c29c2a223bc4 100644
--- a/libcxx/test/std/containers/sequences/forwardlist/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/forwardlist/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::forward_list<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::forward_range<range>);
-static_assert(!stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(!stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::forward_range<range const>);
-static_assert(!stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(!stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::forward_range<range>);
+static_assert(!std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(!std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::forward_range<range const>);
+static_assert(!std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(!std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/list/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/list/range_concept_conformance.compile.pass.cpp
index 9c0d4c961b0f0..7354563fe4f4a 100644
--- a/libcxx/test/std/containers/sequences/list/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/list/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::list<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(!stdr::random_access_range<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(!stdr::random_access_range<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(!std::ranges::random_access_range<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(!std::ranges::random_access_range<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/vector.bool/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/vector.bool/range_concept_conformance.compile.pass.cpp
index 7b76861224e38..b19c4afbe175d 100644
--- a/libcxx/test/std/containers/sequences/vector.bool/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/vector.bool/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::vector<bool>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::random_access_range<range>);
-static_assert(!stdr::contiguous_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::random_access_range<range const>);
-static_assert(!stdr::contiguous_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::random_access_range<range>);
+static_assert(!std::ranges::contiguous_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::random_access_range<range const>);
+static_assert(!std::ranges::contiguous_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/sequences/vector/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/sequences/vector/range_concept_conformance.compile.pass.cpp
index 7a8525e2db1a7..fe0053236ed3e 100644
--- a/libcxx/test/std/containers/sequences/vector/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/sequences/vector/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::vector<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::random_access_range<range>);
-static_assert(stdr::contiguous_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::random_access_range<range const>);
-static_assert(stdr::contiguous_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::random_access_range<range>);
+static_assert(std::ranges::contiguous_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::random_access_range<range const>);
+static_assert(std::ranges::contiguous_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp
index 26efc4453114f..32e834691abf1 100644
--- a/libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::unordered_map<int, int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::forward_range<range>);
-static_assert(!stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::forward_range<range const>);
-static_assert(!stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::forward_range<range>);
+static_assert(!std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::forward_range<range const>);
+static_assert(!std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/unord/unord.multimap/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/unord/unord.multimap/range_concept_conformance.compile.pass.cpp
index 1cfceb86112e7..01a1d34808dc8 100644
--- a/libcxx/test/std/containers/unord/unord.multimap/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/unord/unord.multimap/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::unordered_multimap<int, int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::forward_range<range>);
-static_assert(!stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::forward_range<range const>);
-static_assert(!stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::forward_range<range>);
+static_assert(!std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::forward_range<range const>);
+static_assert(!std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/unord/unord.multiset/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/unord/unord.multiset/range_concept_conformance.compile.pass.cpp
index 198003b9d4da8..1557c99e31c09 100644
--- a/libcxx/test/std/containers/unord/unord.multiset/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/unord/unord.multiset/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::unordered_multiset<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::forward_range<range>);
-static_assert(!stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::forward_range<range const>);
-static_assert(!stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::forward_range<range>);
+static_assert(!std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::forward_range<range const>);
+static_assert(!std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/unord/unord.set/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/unord/unord.set/range_concept_conformance.compile.pass.cpp
index 762c7636db449..b9c96c7c317c6 100644
--- a/libcxx/test/std/containers/unord/unord.set/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/unord/unord.set/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::unordered_set<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::forward_range<range>);
-static_assert(!stdr::bidirectional_range<range>);
-static_assert(!stdr::view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(!stdr::borrowed_range<range>);
-static_assert(!stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::const_iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::forward_range<range const>);
-static_assert(!stdr::bidirectional_range<range const>);
-static_assert(!stdr::view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(!stdr::borrowed_range<range const>);
-static_assert(!stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::forward_range<range>);
+static_assert(!std::ranges::bidirectional_range<range>);
+static_assert(!std::ranges::view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(!std::ranges::borrowed_range<range>);
+static_assert(!std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::forward_range<range const>);
+static_assert(!std::ranges::bidirectional_range<range const>);
+static_assert(!std::ranges::view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(!std::ranges::borrowed_range<range const>);
+static_assert(!std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/containers/views/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/containers/views/range_concept_conformance.compile.pass.cpp
index b331ba8db2315..caad2767bf94a 100644
--- a/libcxx/test/std/containers/views/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/containers/views/range_concept_conformance.compile.pass.cpp
@@ -18,22 +18,22 @@
 #include <ranges>
 
 using range = std::span<int>;
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<range>, range::iterator>);
-static_assert(stdr::common_range<range>);
-static_assert(stdr::random_access_range<range>);
-static_assert(stdr::contiguous_range<range>);
-static_assert(stdr::view<range> && stdr::enable_view<range>);
-static_assert(stdr::sized_range<range>);
-static_assert(stdr::borrowed_range<range>);
-static_assert(stdr::viewable_range<range>);
-
-static_assert(std::same_as<stdr::iterator_t<range const>, range::iterator>);
-static_assert(stdr::common_range<range const>);
-static_assert(stdr::random_access_range<range const>);
-static_assert(stdr::contiguous_range<range const>);
-static_assert(!stdr::view<range const> && !stdr::enable_view<range const>);
-static_assert(stdr::sized_range<range const>);
-static_assert(stdr::borrowed_range<range const>);
-static_assert(stdr::viewable_range<range const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
+static_assert(std::ranges::common_range<range>);
+static_assert(std::ranges::random_access_range<range>);
+static_assert(std::ranges::contiguous_range<range>);
+static_assert(std::ranges::view<range> && std::ranges::enable_view<range>);
+static_assert(std::ranges::sized_range<range>);
+static_assert(std::ranges::borrowed_range<range>);
+static_assert(std::ranges::viewable_range<range>);
+
+static_assert(std::same_as<std::ranges::iterator_t<range const>, range::iterator>);
+static_assert(std::ranges::common_range<range const>);
+static_assert(std::ranges::random_access_range<range const>);
+static_assert(std::ranges::contiguous_range<range const>);
+static_assert(!std::ranges::view<range const> && !std::ranges::enable_view<range const>);
+static_assert(std::ranges::sized_range<range const>);
+static_assert(std::ranges::borrowed_range<range const>);
+static_assert(std::ranges::viewable_range<range const>);

diff  --git a/libcxx/test/std/input.output/filesystems/class.directory_iterator/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/input.output/filesystems/class.directory_iterator/range_concept_conformance.compile.pass.cpp
index b932d4919d9a7..3218f20c7fb61 100644
--- a/libcxx/test/std/input.output/filesystems/class.directory_iterator/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/input.output/filesystems/class.directory_iterator/range_concept_conformance.compile.pass.cpp
@@ -18,36 +18,36 @@
 #include <concepts>
 #include <ranges>
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<fs::directory_iterator>, fs::directory_iterator>);
-static_assert(stdr::common_range<fs::directory_iterator>);
-static_assert(stdr::input_range<fs::directory_iterator>);
-static_assert(!stdr::view<fs::directory_iterator>);
-static_assert(!stdr::sized_range<fs::directory_iterator>);
-static_assert(!stdr::borrowed_range<fs::directory_iterator>);
-static_assert(!stdr::viewable_range<fs::directory_iterator>);
-
-static_assert(std::same_as<stdr::iterator_t<fs::directory_iterator const>, fs::directory_iterator>);
-static_assert(stdr::common_range<fs::directory_iterator const>);
-static_assert(stdr::input_range<fs::directory_iterator const>);
-static_assert(!stdr::view<fs::directory_iterator const>);
-static_assert(!stdr::sized_range<fs::directory_iterator const>);
-static_assert(!stdr::borrowed_range<fs::directory_iterator const>);
-static_assert(!stdr::viewable_range<fs::directory_iterator const>);
-
-static_assert(std::same_as<stdr::iterator_t<fs::recursive_directory_iterator>, fs::recursive_directory_iterator>);
-static_assert(stdr::common_range<fs::recursive_directory_iterator>);
-static_assert(stdr::input_range<fs::recursive_directory_iterator>);
-static_assert(!stdr::view<fs::recursive_directory_iterator>);
-static_assert(!stdr::sized_range<fs::recursive_directory_iterator>);
-static_assert(!stdr::borrowed_range<fs::recursive_directory_iterator>);
-static_assert(!stdr::viewable_range<fs::recursive_directory_iterator>);
-
-static_assert(std::same_as<stdr::iterator_t<fs::recursive_directory_iterator const>, fs::recursive_directory_iterator>);
-static_assert(stdr::common_range<fs::recursive_directory_iterator const>);
-static_assert(stdr::input_range<fs::recursive_directory_iterator const>);
-static_assert(!stdr::view<fs::recursive_directory_iterator const>);
-static_assert(!stdr::sized_range<fs::recursive_directory_iterator const>);
-static_assert(!stdr::borrowed_range<fs::recursive_directory_iterator const>);
-static_assert(!stdr::viewable_range<fs::recursive_directory_iterator const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::directory_iterator>, fs::directory_iterator>);
+static_assert(std::ranges::common_range<fs::directory_iterator>);
+static_assert(std::ranges::input_range<fs::directory_iterator>);
+static_assert(!std::ranges::view<fs::directory_iterator>);
+static_assert(!std::ranges::sized_range<fs::directory_iterator>);
+static_assert(!std::ranges::borrowed_range<fs::directory_iterator>);
+static_assert(!std::ranges::viewable_range<fs::directory_iterator>);
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::directory_iterator const>, fs::directory_iterator>);
+static_assert(std::ranges::common_range<fs::directory_iterator const>);
+static_assert(std::ranges::input_range<fs::directory_iterator const>);
+static_assert(!std::ranges::view<fs::directory_iterator const>);
+static_assert(!std::ranges::sized_range<fs::directory_iterator const>);
+static_assert(!std::ranges::borrowed_range<fs::directory_iterator const>);
+static_assert(!std::ranges::viewable_range<fs::directory_iterator const>);
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::recursive_directory_iterator>, fs::recursive_directory_iterator>);
+static_assert(std::ranges::common_range<fs::recursive_directory_iterator>);
+static_assert(std::ranges::input_range<fs::recursive_directory_iterator>);
+static_assert(!std::ranges::view<fs::recursive_directory_iterator>);
+static_assert(!std::ranges::sized_range<fs::recursive_directory_iterator>);
+static_assert(!std::ranges::borrowed_range<fs::recursive_directory_iterator>);
+static_assert(!std::ranges::viewable_range<fs::recursive_directory_iterator>);
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::recursive_directory_iterator const>, fs::recursive_directory_iterator>);
+static_assert(std::ranges::common_range<fs::recursive_directory_iterator const>);
+static_assert(std::ranges::input_range<fs::recursive_directory_iterator const>);
+static_assert(!std::ranges::view<fs::recursive_directory_iterator const>);
+static_assert(!std::ranges::sized_range<fs::recursive_directory_iterator const>);
+static_assert(!std::ranges::borrowed_range<fs::recursive_directory_iterator const>);
+static_assert(!std::ranges::viewable_range<fs::recursive_directory_iterator const>);

diff  --git a/libcxx/test/std/input.output/filesystems/class.path/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/input.output/filesystems/class.path/range_concept_conformance.compile.pass.cpp
index 63cafc046a7ca..77b46ab04a8b4 100644
--- a/libcxx/test/std/input.output/filesystems/class.path/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/input.output/filesystems/class.path/range_concept_conformance.compile.pass.cpp
@@ -17,22 +17,22 @@
 #include <concepts>
 #include <ranges>
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<fs::path>, fs::path::iterator>);
-static_assert(stdr::common_range<fs::path>);
-static_assert(stdr::bidirectional_range<fs::path>);
-static_assert(!stdr::view<fs::path>);
-static_assert(!stdr::random_access_range<fs::path>);
-static_assert(!stdr::sized_range<fs::path>);
-static_assert(!stdr::borrowed_range<fs::path>);
-static_assert(!stdr::viewable_range<fs::path>);
-
-static_assert(std::same_as<stdr::iterator_t<fs::path const>, fs::path::const_iterator>);
-static_assert(stdr::common_range<fs::path const>);
-static_assert(stdr::bidirectional_range<fs::path const>);
-static_assert(!stdr::view<fs::path const>);
-static_assert(!stdr::random_access_range<fs::path const>);
-static_assert(!stdr::sized_range<fs::path const>);
-static_assert(!stdr::borrowed_range<fs::path const>);
-static_assert(!stdr::viewable_range<fs::path const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::path>, fs::path::iterator>);
+static_assert(std::ranges::common_range<fs::path>);
+static_assert(std::ranges::bidirectional_range<fs::path>);
+static_assert(!std::ranges::view<fs::path>);
+static_assert(!std::ranges::random_access_range<fs::path>);
+static_assert(!std::ranges::sized_range<fs::path>);
+static_assert(!std::ranges::borrowed_range<fs::path>);
+static_assert(!std::ranges::viewable_range<fs::path>);
+
+static_assert(std::same_as<std::ranges::iterator_t<fs::path const>, fs::path::const_iterator>);
+static_assert(std::ranges::common_range<fs::path const>);
+static_assert(std::ranges::bidirectional_range<fs::path const>);
+static_assert(!std::ranges::view<fs::path const>);
+static_assert(!std::ranges::random_access_range<fs::path const>);
+static_assert(!std::ranges::sized_range<fs::path const>);
+static_assert(!std::ranges::borrowed_range<fs::path const>);
+static_assert(!std::ranges::viewable_range<fs::path const>);

diff  --git a/libcxx/test/std/ranges/range.req/range.range/helper_aliases.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.range/helper_aliases.compile.pass.cpp
index bea28f6e350f3..e7dad952fe469 100644
--- a/libcxx/test/std/ranges/range.req/range.range/helper_aliases.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.range/helper_aliases.compile.pass.cpp
@@ -29,9 +29,9 @@
 #include "test_iterators.h"
 #include "test_range.h"
 
-namespace stdr = std::ranges;
 
-static_assert(std::same_as<stdr::range_
diff erence_t<test_range<cpp20_input_iterator> >, std::iter_
diff erence_t<int*> >);
-static_assert(std::same_as<stdr::range_value_t<test_range<cpp20_input_iterator> >, std::iter_value_t<int*> >);
-static_assert(std::same_as<stdr::range_reference_t<test_range<cpp20_input_iterator> >, std::iter_reference_t<int*> >);
-static_assert(std::same_as<stdr::range_rvalue_reference_t<test_range<cpp20_input_iterator> >, std::iter_rvalue_reference_t<int*> >);
+
+static_assert(std::same_as<std::ranges::range_
diff erence_t<test_range<cpp20_input_iterator> >, std::iter_
diff erence_t<int*> >);
+static_assert(std::same_as<std::ranges::range_value_t<test_range<cpp20_input_iterator> >, std::iter_value_t<int*> >);
+static_assert(std::same_as<std::ranges::range_reference_t<test_range<cpp20_input_iterator> >, std::iter_reference_t<int*> >);
+static_assert(std::same_as<std::ranges::range_rvalue_reference_t<test_range<cpp20_input_iterator> >, std::iter_rvalue_reference_t<int*> >);

diff  --git a/libcxx/test/std/ranges/range.req/range.range/iterator_t.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.range/iterator_t.compile.pass.cpp
index 9e43bee05edd6..d4d3603bf0f01 100644
--- a/libcxx/test/std/ranges/range.req/range.range/iterator_t.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.range/iterator_t.compile.pass.cpp
@@ -19,14 +19,14 @@
 
 #include "test_range.h"
 
-namespace stdr = std::ranges;
 
-static_assert(std::same_as<stdr::iterator_t<test_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
-static_assert(std::same_as<stdr::iterator_t<test_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
 
-static_assert(std::same_as<stdr::iterator_t<test_non_const_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+static_assert(std::same_as<std::ranges::iterator_t<test_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+static_assert(std::same_as<std::ranges::iterator_t<test_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
 
-static_assert(std::same_as<stdr::iterator_t<test_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
-static_assert(std::same_as<stdr::iterator_t<test_common_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
+static_assert(std::same_as<std::ranges::iterator_t<test_non_const_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
 
-static_assert(std::same_as<stdr::iterator_t<test_non_const_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+static_assert(std::same_as<std::ranges::iterator_t<test_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+static_assert(std::same_as<std::ranges::iterator_t<test_common_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
+
+static_assert(std::same_as<std::ranges::iterator_t<test_non_const_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);

diff  --git a/libcxx/test/std/ranges/range.req/range.range/range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.range/range.compile.pass.cpp
index 46b375772ed0f..ecc8048a95866 100644
--- a/libcxx/test/std/ranges/range.req/range.range/range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.range/range.compile.pass.cpp
@@ -19,30 +19,30 @@
 
 #include "test_range.h"
 
-namespace stdr = std::ranges;
 
-static_assert(stdr::range<test_range<cpp20_input_iterator> >);
+
+static_assert(std::ranges::range<test_range<cpp20_input_iterator> >);
 
 struct incompatible_iterators {
   int* begin();
   long* end();
 };
-static_assert(!stdr::range<incompatible_iterators>);
+static_assert(!std::ranges::range<incompatible_iterators>);
 
 struct int_begin_int_end {
   int begin();
   int end();
 };
-static_assert(!stdr::range<int_begin_int_end>);
+static_assert(!std::ranges::range<int_begin_int_end>);
 
 struct iterator_begin_int_end {
   int* begin();
   int end();
 };
-static_assert(!stdr::range<iterator_begin_int_end>);
+static_assert(!std::ranges::range<iterator_begin_int_end>);
 
 struct int_begin_iterator_end {
   int begin();
   int* end();
 };
-static_assert(!stdr::range<int_begin_iterator_end>);
+static_assert(!std::ranges::range<int_begin_iterator_end>);

diff  --git a/libcxx/test/std/ranges/range.req/range.range/sentinel_t.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.range/sentinel_t.compile.pass.cpp
index 092dd03a42620..5288ed6844078 100644
--- a/libcxx/test/std/ranges/range.req/range.range/sentinel_t.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.range/sentinel_t.compile.pass.cpp
@@ -20,11 +20,11 @@
 #include "test_iterators.h"
 #include "test_range.h"
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::sentinel_t<test_range<cpp20_input_iterator> >, sentinel>);
-static_assert(std::same_as<stdr::sentinel_t<test_range<cpp20_input_iterator> const>, sentinel>);
-static_assert(std::same_as<stdr::sentinel_t<test_non_const_range<cpp20_input_iterator> >, sentinel>);
-static_assert(std::same_as<stdr::sentinel_t<test_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
-static_assert(std::same_as<stdr::sentinel_t<test_common_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
-static_assert(std::same_as<stdr::sentinel_t<test_non_const_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+
+
+static_assert(std::same_as<std::ranges::sentinel_t<test_range<cpp20_input_iterator> >, sentinel>);
+static_assert(std::same_as<std::ranges::sentinel_t<test_range<cpp20_input_iterator> const>, sentinel>);
+static_assert(std::same_as<std::ranges::sentinel_t<test_non_const_range<cpp20_input_iterator> >, sentinel>);
+static_assert(std::same_as<std::ranges::sentinel_t<test_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);
+static_assert(std::same_as<std::ranges::sentinel_t<test_common_range<cpp17_input_iterator> const>, cpp17_input_iterator<int const*> >);
+static_assert(std::same_as<std::ranges::sentinel_t<test_non_const_common_range<cpp17_input_iterator> >, cpp17_input_iterator<int*> >);

diff  --git a/libcxx/test/std/ranges/range.req/range.refinements/bidirectional_range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.refinements/bidirectional_range.compile.pass.cpp
index da937c28c01a3..d0fb9373b9179 100644
--- a/libcxx/test/std/ranges/range.req/range.refinements/bidirectional_range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.refinements/bidirectional_range.compile.pass.cpp
@@ -17,18 +17,18 @@
 
 #include "test_range.h"
 
-namespace stdr = std::ranges;
+
 
 template <template <class...> class I>
 constexpr bool check_bidirectional_range() {
-  constexpr bool result = stdr::bidirectional_range<test_range<I> >;
-  static_assert(stdr::bidirectional_range<test_range<I> const> == result);
-  static_assert(stdr::bidirectional_range<test_non_const_common_range<I> > == result);
-  static_assert(stdr::bidirectional_range<test_non_const_range<I> > == result);
-  static_assert(stdr::bidirectional_range<test_common_range<I> > == result);
-  static_assert(stdr::bidirectional_range<test_common_range<I> const> == result);
-  static_assert(!stdr::bidirectional_range<test_non_const_common_range<I> const>);
-  static_assert(!stdr::bidirectional_range<test_non_const_range<I> const>);
+  constexpr bool result = std::ranges::bidirectional_range<test_range<I> >;
+  static_assert(std::ranges::bidirectional_range<test_range<I> const> == result);
+  static_assert(std::ranges::bidirectional_range<test_non_const_common_range<I> > == result);
+  static_assert(std::ranges::bidirectional_range<test_non_const_range<I> > == result);
+  static_assert(std::ranges::bidirectional_range<test_common_range<I> > == result);
+  static_assert(std::ranges::bidirectional_range<test_common_range<I> const> == result);
+  static_assert(!std::ranges::bidirectional_range<test_non_const_common_range<I> const>);
+  static_assert(!std::ranges::bidirectional_range<test_non_const_range<I> const>);
   return result;
 }
 

diff  --git a/libcxx/test/std/ranges/range.req/range.refinements/common_range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.refinements/common_range.compile.pass.cpp
index 693ee8195cc8f..dd606be1cd5d1 100644
--- a/libcxx/test/std/ranges/range.req/range.refinements/common_range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.refinements/common_range.compile.pass.cpp
@@ -18,39 +18,39 @@
 #include "test_iterators.h"
 #include "test_range.h"
 
-namespace stdr = std::ranges;
 
-static_assert(!stdr::common_range<test_range<cpp17_input_iterator> >);
-static_assert(!stdr::common_range<test_range<cpp17_input_iterator> const>);
 
-static_assert(!stdr::common_range<test_non_const_range<cpp17_input_iterator> >);
-static_assert(!stdr::common_range<test_non_const_range<cpp17_input_iterator> const>);
+static_assert(!std::ranges::common_range<test_range<cpp17_input_iterator> >);
+static_assert(!std::ranges::common_range<test_range<cpp17_input_iterator> const>);
 
-static_assert(stdr::common_range<test_common_range<cpp17_input_iterator> >);
-static_assert(stdr::common_range<test_common_range<cpp17_input_iterator> const>);
+static_assert(!std::ranges::common_range<test_non_const_range<cpp17_input_iterator> >);
+static_assert(!std::ranges::common_range<test_non_const_range<cpp17_input_iterator> const>);
 
-static_assert(stdr::common_range<test_non_const_common_range<cpp17_input_iterator> >);
-static_assert(!stdr::common_range<test_non_const_common_range<cpp17_input_iterator> const>);
+static_assert(std::ranges::common_range<test_common_range<cpp17_input_iterator> >);
+static_assert(std::ranges::common_range<test_common_range<cpp17_input_iterator> const>);
+
+static_assert(std::ranges::common_range<test_non_const_common_range<cpp17_input_iterator> >);
+static_assert(!std::ranges::common_range<test_non_const_common_range<cpp17_input_iterator> const>);
 
 struct subtly_not_common {
   int* begin() const;
   int const* end() const;
 };
-static_assert(stdr::range<subtly_not_common> && !stdr::common_range<subtly_not_common>);
-static_assert(stdr::range<subtly_not_common const> && !stdr::common_range<subtly_not_common const>);
+static_assert(std::ranges::range<subtly_not_common> && !std::ranges::common_range<subtly_not_common>);
+static_assert(std::ranges::range<subtly_not_common const> && !std::ranges::common_range<subtly_not_common const>);
 
 struct common_range_non_const_only {
   int* begin() const;
   int* end();
   int const* end() const;
 };
-static_assert(stdr::range<common_range_non_const_only>&& stdr::common_range<common_range_non_const_only>);
-static_assert(stdr::range<common_range_non_const_only const> && !stdr::common_range<common_range_non_const_only const>);
+static_assert(std::ranges::range<common_range_non_const_only>&& std::ranges::common_range<common_range_non_const_only>);
+static_assert(std::ranges::range<common_range_non_const_only const> && !std::ranges::common_range<common_range_non_const_only const>);
 
 struct common_range_const_only {
   int* begin();
   int const* begin() const;
   int const* end() const;
 };
-static_assert(stdr::range<common_range_const_only> && !stdr::common_range<common_range_const_only>);
-static_assert(stdr::range<common_range_const_only const>&& stdr::common_range<common_range_const_only const>);
+static_assert(std::ranges::range<common_range_const_only> && !std::ranges::common_range<common_range_const_only>);
+static_assert(std::ranges::range<common_range_const_only const>&& std::ranges::common_range<common_range_const_only const>);

diff  --git a/libcxx/test/std/ranges/range.req/range.refinements/forward_range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.refinements/forward_range.compile.pass.cpp
index dd6b2a345dd54..9f25e232df6d7 100644
--- a/libcxx/test/std/ranges/range.req/range.refinements/forward_range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.refinements/forward_range.compile.pass.cpp
@@ -18,18 +18,18 @@
 #include "test_iterators.h"
 #include "test_range.h"
 
-namespace stdr = std::ranges;
+
 
 template <template <class...> class I>
 constexpr bool check_forward_range() {
-  constexpr bool result = stdr::forward_range<test_range<I> >;
-  static_assert(stdr::forward_range<test_range<I> const> == result);
-  static_assert(stdr::forward_range<test_non_const_common_range<I> > == result);
-  static_assert(stdr::forward_range<test_non_const_range<I> > == result);
-  static_assert(stdr::forward_range<test_common_range<I> > == result);
-  static_assert(stdr::forward_range<test_common_range<I> const> == result);
-  static_assert(!stdr::forward_range<test_non_const_common_range<I> const>);
-  static_assert(!stdr::forward_range<test_non_const_range<I> const>);
+  constexpr bool result = std::ranges::forward_range<test_range<I> >;
+  static_assert(std::ranges::forward_range<test_range<I> const> == result);
+  static_assert(std::ranges::forward_range<test_non_const_common_range<I> > == result);
+  static_assert(std::ranges::forward_range<test_non_const_range<I> > == result);
+  static_assert(std::ranges::forward_range<test_common_range<I> > == result);
+  static_assert(std::ranges::forward_range<test_common_range<I> const> == result);
+  static_assert(!std::ranges::forward_range<test_non_const_common_range<I> const>);
+  static_assert(!std::ranges::forward_range<test_non_const_range<I> const>);
   return result;
 }
 

diff  --git a/libcxx/test/std/ranges/range.req/range.refinements/input_range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.refinements/input_range.compile.pass.cpp
index eefc5617b8b42..1a2b66cb3837c 100644
--- a/libcxx/test/std/ranges/range.req/range.refinements/input_range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.refinements/input_range.compile.pass.cpp
@@ -18,28 +18,28 @@
 #include "test_iterators.h"
 #include "test_range.h"
 
-namespace stdr = std::ranges;
 
-static_assert(stdr::input_range<test_range<cpp17_input_iterator> >);
-static_assert(stdr::input_range<test_range<cpp17_input_iterator> const>);
 
-static_assert(stdr::input_range<test_range<cpp20_input_iterator> >);
-static_assert(stdr::input_range<test_range<cpp20_input_iterator> const>);
+static_assert(std::ranges::input_range<test_range<cpp17_input_iterator> >);
+static_assert(std::ranges::input_range<test_range<cpp17_input_iterator> const>);
 
-static_assert(stdr::input_range<test_non_const_range<cpp17_input_iterator> >);
-static_assert(stdr::input_range<test_non_const_range<cpp20_input_iterator> >);
+static_assert(std::ranges::input_range<test_range<cpp20_input_iterator> >);
+static_assert(std::ranges::input_range<test_range<cpp20_input_iterator> const>);
 
-static_assert(!stdr::input_range<test_non_const_range<cpp17_input_iterator> const>);
-static_assert(!stdr::input_range<test_non_const_range<cpp20_input_iterator> const>);
+static_assert(std::ranges::input_range<test_non_const_range<cpp17_input_iterator> >);
+static_assert(std::ranges::input_range<test_non_const_range<cpp20_input_iterator> >);
 
-static_assert(stdr::input_range<test_common_range<cpp17_input_iterator> >);
-static_assert(!stdr::input_range<test_common_range<cpp20_input_iterator> >);
+static_assert(!std::ranges::input_range<test_non_const_range<cpp17_input_iterator> const>);
+static_assert(!std::ranges::input_range<test_non_const_range<cpp20_input_iterator> const>);
 
-static_assert(stdr::input_range<test_common_range<cpp17_input_iterator> const>);
-static_assert(!stdr::input_range<test_common_range<cpp20_input_iterator> const>);
+static_assert(std::ranges::input_range<test_common_range<cpp17_input_iterator> >);
+static_assert(!std::ranges::input_range<test_common_range<cpp20_input_iterator> >);
 
-static_assert(stdr::input_range<test_non_const_common_range<cpp17_input_iterator> >);
-static_assert(!stdr::input_range<test_non_const_common_range<cpp20_input_iterator> >);
+static_assert(std::ranges::input_range<test_common_range<cpp17_input_iterator> const>);
+static_assert(!std::ranges::input_range<test_common_range<cpp20_input_iterator> const>);
 
-static_assert(!stdr::input_range<test_non_const_common_range<cpp17_input_iterator> const>);
-static_assert(!stdr::input_range<test_non_const_common_range<cpp20_input_iterator> const>);
+static_assert(std::ranges::input_range<test_non_const_common_range<cpp17_input_iterator> >);
+static_assert(!std::ranges::input_range<test_non_const_common_range<cpp20_input_iterator> >);
+
+static_assert(!std::ranges::input_range<test_non_const_common_range<cpp17_input_iterator> const>);
+static_assert(!std::ranges::input_range<test_non_const_common_range<cpp20_input_iterator> const>);

diff  --git a/libcxx/test/std/ranges/range.req/range.sized/sized_range.compile.pass.cpp b/libcxx/test/std/ranges/range.req/range.sized/sized_range.compile.pass.cpp
index d5a45455c1181..b6184f4e56c4e 100644
--- a/libcxx/test/std/ranges/range.req/range.sized/sized_range.compile.pass.cpp
+++ b/libcxx/test/std/ranges/range.req/range.sized/sized_range.compile.pass.cpp
@@ -17,63 +17,63 @@
 
 #include "test_iterators.h"
 
-namespace stdr = std::ranges;
 
-static_assert(stdr::sized_range<int[5]>);
-static_assert(stdr::sized_range<int (&)[5]>);
-static_assert(!stdr::sized_range<int (&)[]>);
-static_assert(!stdr::sized_range<int[]>);
+
+static_assert(std::ranges::sized_range<int[5]>);
+static_assert(std::ranges::sized_range<int (&)[5]>);
+static_assert(!std::ranges::sized_range<int (&)[]>);
+static_assert(!std::ranges::sized_range<int[]>);
 
 struct range_has_size {
   bidirectional_iterator<int*> begin();
   bidirectional_iterator<int*> end();
   int size();
 };
-static_assert(stdr::sized_range<range_has_size>);
-static_assert(!stdr::sized_range<range_has_size const>);
+static_assert(std::ranges::sized_range<range_has_size>);
+static_assert(!std::ranges::sized_range<range_has_size const>);
 
 struct range_has_const_size {
   bidirectional_iterator<int*> begin();
   bidirectional_iterator<int*> end();
   int size() const;
 };
-static_assert(stdr::sized_range<range_has_const_size>);
-static_assert(!stdr::sized_range<range_has_const_size const>);
+static_assert(std::ranges::sized_range<range_has_const_size>);
+static_assert(!std::ranges::sized_range<range_has_const_size const>);
 
 struct const_range_has_size {
   bidirectional_iterator<int*> begin() const;
   bidirectional_iterator<int*> end() const;
   int size();
 };
-static_assert(stdr::sized_range<const_range_has_size>);
-static_assert(stdr::range<const_range_has_size const>);
-static_assert(!stdr::sized_range<const_range_has_size const>);
+static_assert(std::ranges::sized_range<const_range_has_size>);
+static_assert(std::ranges::range<const_range_has_size const>);
+static_assert(!std::ranges::sized_range<const_range_has_size const>);
 
 struct const_range_has_const_size {
   bidirectional_iterator<int*> begin() const;
   bidirectional_iterator<int*> end() const;
   int size() const;
 };
-static_assert(stdr::sized_range<const_range_has_const_size>);
-static_assert(stdr::sized_range<const_range_has_const_size const>);
+static_assert(std::ranges::sized_range<const_range_has_const_size>);
+static_assert(std::ranges::sized_range<const_range_has_const_size const>);
 
 struct sized_sentinel_range_has_size {
   int* begin();
   int* end();
 };
-static_assert(stdr::sized_range<sized_sentinel_range_has_size>);
-static_assert(!stdr::sized_range<sized_sentinel_range_has_size const>);
+static_assert(std::ranges::sized_range<sized_sentinel_range_has_size>);
+static_assert(!std::ranges::sized_range<sized_sentinel_range_has_size const>);
 
 struct const_sized_sentinel_range_has_size {
   int* begin() const;
   int* end() const;
 };
-static_assert(stdr::sized_range<const_sized_sentinel_range_has_size>);
-static_assert(stdr::sized_range<const_sized_sentinel_range_has_size const>);
+static_assert(std::ranges::sized_range<const_sized_sentinel_range_has_size>);
+static_assert(std::ranges::sized_range<const_sized_sentinel_range_has_size const>);
 
 struct non_range_has_size {
   int size() const;
 };
-static_assert(requires(non_range_has_size const x) { stdr::size(x); });
-static_assert(!stdr::sized_range<non_range_has_size>);
-static_assert(!stdr::sized_range<non_range_has_size const>);
+static_assert(requires(non_range_has_size const x) { std::ranges::size(x); });
+static_assert(!std::ranges::sized_range<non_range_has_size>);
+static_assert(!std::ranges::sized_range<non_range_has_size const>);

diff  --git a/libcxx/test/std/re/re.results/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/re/re.results/range_concept_conformance.compile.pass.cpp
index ec03d06a54ff2..ec1b9b205fd24 100644
--- a/libcxx/test/std/re/re.results/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/re/re.results/range_concept_conformance.compile.pass.cpp
@@ -17,22 +17,22 @@
 #include <concepts>
 #include <ranges>
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<std::cmatch>, std::cmatch::iterator>);
-static_assert(stdr::common_range<std::cmatch>);
-static_assert(stdr::random_access_range<std::cmatch>);
-static_assert(stdr::contiguous_range<std::cmatch>);
-static_assert(!stdr::view<std::cmatch>);
-static_assert(stdr::sized_range<std::cmatch>);
-static_assert(!stdr::borrowed_range<std::cmatch>);
-static_assert(!stdr::viewable_range<std::cmatch>);
-
-static_assert(std::same_as<stdr::iterator_t<std::cmatch const>, std::cmatch::const_iterator>);
-static_assert(stdr::common_range<std::cmatch const>);
-static_assert(stdr::random_access_range<std::cmatch const>);
-static_assert(stdr::contiguous_range<std::cmatch const>);
-static_assert(!stdr::view<std::cmatch const>);
-static_assert(stdr::sized_range<std::cmatch const>);
-static_assert(!stdr::borrowed_range<std::cmatch const>);
-static_assert(!stdr::viewable_range<std::cmatch const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<std::cmatch>, std::cmatch::iterator>);
+static_assert(std::ranges::common_range<std::cmatch>);
+static_assert(std::ranges::random_access_range<std::cmatch>);
+static_assert(std::ranges::contiguous_range<std::cmatch>);
+static_assert(!std::ranges::view<std::cmatch>);
+static_assert(std::ranges::sized_range<std::cmatch>);
+static_assert(!std::ranges::borrowed_range<std::cmatch>);
+static_assert(!std::ranges::viewable_range<std::cmatch>);
+
+static_assert(std::same_as<std::ranges::iterator_t<std::cmatch const>, std::cmatch::const_iterator>);
+static_assert(std::ranges::common_range<std::cmatch const>);
+static_assert(std::ranges::random_access_range<std::cmatch const>);
+static_assert(std::ranges::contiguous_range<std::cmatch const>);
+static_assert(!std::ranges::view<std::cmatch const>);
+static_assert(std::ranges::sized_range<std::cmatch const>);
+static_assert(!std::ranges::borrowed_range<std::cmatch const>);
+static_assert(!std::ranges::viewable_range<std::cmatch const>);

diff  --git a/libcxx/test/std/strings/basic.string/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/strings/basic.string/range_concept_conformance.compile.pass.cpp
index 51be9b3ef6bc6..0e34ded705f66 100644
--- a/libcxx/test/std/strings/basic.string/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/strings/basic.string/range_concept_conformance.compile.pass.cpp
@@ -17,22 +17,22 @@
 #include <concepts>
 #include <ranges>
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<std::string>, std::string::iterator>);
-static_assert(stdr::common_range<std::string>);
-static_assert(stdr::random_access_range<std::string>);
-static_assert(stdr::contiguous_range<std::string>);
-static_assert(!stdr::view<std::string>);
-static_assert(stdr::sized_range<std::string>);
-static_assert(!stdr::borrowed_range<std::string>);
-static_assert(!stdr::viewable_range<std::string>);
-
-static_assert(std::same_as<stdr::iterator_t<std::string const>, std::string::const_iterator>);
-static_assert(stdr::common_range<std::string const>);
-static_assert(stdr::random_access_range<std::string const>);
-static_assert(stdr::contiguous_range<std::string const>);
-static_assert(!stdr::view<std::string const>);
-static_assert(stdr::sized_range<std::string const>);
-static_assert(!stdr::borrowed_range<std::string const>);
-static_assert(!stdr::viewable_range<std::string const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<std::string>, std::string::iterator>);
+static_assert(std::ranges::common_range<std::string>);
+static_assert(std::ranges::random_access_range<std::string>);
+static_assert(std::ranges::contiguous_range<std::string>);
+static_assert(!std::ranges::view<std::string>);
+static_assert(std::ranges::sized_range<std::string>);
+static_assert(!std::ranges::borrowed_range<std::string>);
+static_assert(!std::ranges::viewable_range<std::string>);
+
+static_assert(std::same_as<std::ranges::iterator_t<std::string const>, std::string::const_iterator>);
+static_assert(std::ranges::common_range<std::string const>);
+static_assert(std::ranges::random_access_range<std::string const>);
+static_assert(std::ranges::contiguous_range<std::string const>);
+static_assert(!std::ranges::view<std::string const>);
+static_assert(std::ranges::sized_range<std::string const>);
+static_assert(!std::ranges::borrowed_range<std::string const>);
+static_assert(!std::ranges::viewable_range<std::string const>);

diff  --git a/libcxx/test/std/strings/string.view/range_concept_conformance.compile.pass.cpp b/libcxx/test/std/strings/string.view/range_concept_conformance.compile.pass.cpp
index 230d1f38831c2..7212d9be3bd7b 100644
--- a/libcxx/test/std/strings/string.view/range_concept_conformance.compile.pass.cpp
+++ b/libcxx/test/std/strings/string.view/range_concept_conformance.compile.pass.cpp
@@ -17,22 +17,22 @@
 #include <concepts>
 #include <ranges>
 
-namespace stdr = std::ranges;
-
-static_assert(std::same_as<stdr::iterator_t<std::string_view>, std::string_view::iterator>);
-static_assert(stdr::common_range<std::string_view>);
-static_assert(stdr::random_access_range<std::string_view>);
-static_assert(stdr::contiguous_range<std::string_view>);
-static_assert(stdr::view<std::string_view> && stdr::enable_view<std::string_view>);
-static_assert(stdr::sized_range<std::string_view>);
-static_assert(stdr::borrowed_range<std::string_view>);
-static_assert(stdr::viewable_range<std::string_view>);
-
-static_assert(std::same_as<stdr::iterator_t<std::string_view const>, std::string_view::const_iterator>);
-static_assert(stdr::common_range<std::string_view const>);
-static_assert(stdr::random_access_range<std::string_view const>);
-static_assert(stdr::contiguous_range<std::string_view const>);
-static_assert(!stdr::view<std::string_view const> && !stdr::enable_view<std::string_view const>);
-static_assert(stdr::sized_range<std::string_view const>);
-static_assert(stdr::borrowed_range<std::string_view const>);
-static_assert(stdr::viewable_range<std::string_view const>);
+
+
+static_assert(std::same_as<std::ranges::iterator_t<std::string_view>, std::string_view::iterator>);
+static_assert(std::ranges::common_range<std::string_view>);
+static_assert(std::ranges::random_access_range<std::string_view>);
+static_assert(std::ranges::contiguous_range<std::string_view>);
+static_assert(std::ranges::view<std::string_view> && std::ranges::enable_view<std::string_view>);
+static_assert(std::ranges::sized_range<std::string_view>);
+static_assert(std::ranges::borrowed_range<std::string_view>);
+static_assert(std::ranges::viewable_range<std::string_view>);
+
+static_assert(std::same_as<std::ranges::iterator_t<std::string_view const>, std::string_view::const_iterator>);
+static_assert(std::ranges::common_range<std::string_view const>);
+static_assert(std::ranges::random_access_range<std::string_view const>);
+static_assert(std::ranges::contiguous_range<std::string_view const>);
+static_assert(!std::ranges::view<std::string_view const> && !std::ranges::enable_view<std::string_view const>);
+static_assert(std::ranges::sized_range<std::string_view const>);
+static_assert(std::ranges::borrowed_range<std::string_view const>);
+static_assert(std::ranges::viewable_range<std::string_view const>);


        


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