[libcxx] r299744 - Revert "Allow a standard library to implement conditional noexcept for optional and unique_ptr hash functions."

[Akira Hatanaka via cfe-commits]

Author: ahatanak
Date: Fri Apr  7 00:55:28 2017
New Revision: 299744

URL: http://llvm.org/viewvc/llvm-project?rev=299744&view=rev
Log:
Revert "Allow a standard library to implement conditional noexcept for optional and unique_ptr hash functions."

This reverts commit r299734.

Modified:
    libcxx/trunk/test/std/utilities/memory/util.smartptr/util.smartptr.hash/hash_unique_ptr.pass.cpp
    libcxx/trunk/test/std/utilities/optional/optional.hash/hash.pass.cpp

Modified: libcxx/trunk/test/std/utilities/memory/util.smartptr/util.smartptr.hash/hash_unique_ptr.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/memory/util.smartptr/util.smartptr.hash/hash_unique_ptr.pass.cpp?rev=299744&r1=299743&r2=299744&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/memory/util.smartptr/util.smartptr.hash/hash_unique_ptr.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/memory/util.smartptr/util.smartptr.hash/hash_unique_ptr.pass.cpp Fri Apr  7 00:55:28 2017
@@ -67,14 +67,10 @@ int main()
     int* ptr = new int;
     std::unique_ptr<int> p(ptr);
     std::hash<std::unique_ptr<int> > f;
+    ASSERT_NOT_NOEXCEPT(f(p));
     std::size_t h = f(p);
     assert(h == std::hash<int*>()(ptr));
   }
-  {
-    std::unique_ptr<int, PointerDeleter<int, 1>> pThrowingHash;
-    std::hash<std::unique_ptr<int, PointerDeleter<int, 1>>> fThrowingHash;
-    ASSERT_NOT_NOEXCEPT(fThrowingHash(pThrowingHash));
-  }
 #if TEST_STD_VER >= 11
   {
     test_enabled_with_deleter<int, Deleter<int>>();

Modified: libcxx/trunk/test/std/utilities/optional/optional.hash/hash.pass.cpp
URL: http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/std/utilities/optional/optional.hash/hash.pass.cpp?rev=299744&r1=299743&r2=299744&view=diff
==============================================================================
--- libcxx/trunk/test/std/utilities/optional/optional.hash/hash.pass.cpp (original)
+++ libcxx/trunk/test/std/utilities/optional/optional.hash/hash.pass.cpp Fri Apr  7 00:55:28 2017
@@ -38,14 +38,9 @@ int main()
         std::hash<optional<double>>{}(optional<double>{});
 
     {
-        optional<B> opt;
-        ASSERT_NOT_NOEXCEPT(std::hash<optional<B>>()(opt));
-        ASSERT_NOT_NOEXCEPT(std::hash<optional<const B>>()(opt));
-    }
-
-    {
         typedef int T;
         optional<T> opt;
+        ASSERT_NOT_NOEXCEPT(std::hash<optional<T>>()(opt));
         assert(std::hash<optional<T>>{}(opt) == nullopt_hash);
         opt = 2;
         assert(std::hash<optional<T>>{}(opt) == std::hash<T>{}(*opt));
@@ -53,6 +48,7 @@ int main()
     {
         typedef std::string T;
         optional<T> opt;
+        ASSERT_NOT_NOEXCEPT(std::hash<optional<T>>()(opt));
         assert(std::hash<optional<T>>{}(opt) == nullopt_hash);
         opt = std::string("123");
         assert(std::hash<optional<T>>{}(opt) == std::hash<T>{}(*opt));
@@ -60,6 +56,7 @@ int main()
     {
         typedef std::unique_ptr<int> T;
         optional<T> opt;
+        ASSERT_NOT_NOEXCEPT(std::hash<optional<T>>()(opt));
         assert(std::hash<optional<T>>{}(opt) == nullopt_hash);
         opt = std::unique_ptr<int>(new int(3));
         assert(std::hash<optional<T>>{}(opt) == std::hash<T>{}(*opt));