[llvm] 0175dce - [ADT] Add a range constructor to SmallSetVector (#132645)
via llvm-commits
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Sun Mar 23 19:12:56 PDT 2025
Author: Kazu Hirata
Date: 2025-03-23T19:12:53-07:00
New Revision: 0175dce1380de64f4e0f627093b8f4858e354431
URL: https://github.com/llvm/llvm-project/commit/0175dce1380de64f4e0f627093b8f4858e354431
DIFF: https://github.com/llvm/llvm-project/commit/0175dce1380de64f4e0f627093b8f4858e354431.diff
LOG: [ADT] Add a range constructor to SmallSetVector (#132645)
DenseSet recently gained a range constructor:
DenseSet<T> Dest(llvm::from_range, Src);
This patch adds the same signature to SmallSetVector for consistency.
Added:
Modified:
llvm/include/llvm/ADT/SetVector.h
llvm/unittests/ADT/SetVectorTest.cpp
Removed:
################################################################################
diff --git a/llvm/include/llvm/ADT/SetVector.h b/llvm/include/llvm/ADT/SetVector.h
index 6ee9375b175b7..0692071adb391 100644
--- a/llvm/include/llvm/ADT/SetVector.h
+++ b/llvm/include/llvm/ADT/SetVector.h
@@ -386,6 +386,10 @@ class SmallSetVector : public SetVector<T, SmallVector<T, N>, DenseSet<T>, N> {
SmallSetVector(It Start, It End) {
this->insert(Start, End);
}
+
+ template <typename Range>
+ SmallSetVector(llvm::from_range_t, Range &&R)
+ : SmallSetVector(adl_begin(R), adl_end(R)) {}
};
} // end namespace llvm
diff --git a/llvm/unittests/ADT/SetVectorTest.cpp b/llvm/unittests/ADT/SetVectorTest.cpp
index 6ce4360cab90e..ff3c876deb458 100644
--- a/llvm/unittests/ADT/SetVectorTest.cpp
+++ b/llvm/unittests/ADT/SetVectorTest.cpp
@@ -100,3 +100,9 @@ TEST(SetVector, InsertRange) {
Set.insert_range(Args);
EXPECT_THAT(Set, ::testing::ElementsAre(3, 1, 2));
}
+
+TEST(SmallSetVector, CtorRange) {
+ constexpr unsigned Args[] = {3, 1, 2};
+ SmallSetVector<unsigned, 4> Set(llvm::from_range, Args);
+ EXPECT_THAT(Set, ::testing::ElementsAre(3, 1, 2));
+}
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