Author: ahatanak
Date: Wed May 23 10:50:41 2018
New Revision: 333108
URL: http://llvm.org/viewvc/llvm-project?rev=333108&view=rev
Log:
Do not define template specialization __libcpp_is_floating_point<__fp16>
if the compiler is not clang.
gcc doesn't allow using __fp16 on non-ARM targets.
Modified:
libcxx/trunk/include/type_traits
libcxx/trunk/test/libcxx/type_traits/is_floating_point.pass.cpp
Modified: libcxx/trunk/include/type_traits
URL:
http://llvm.org/viewvc/llvm-project/libcxx/trunk/include/type_traits?rev=333108&r1=333107&r2=333108&view=diff
==============================================================================
--- libcxx/trunk/include/type_traits (original)
+++ libcxx/trunk/include/type_traits Wed May 23 10:50:41 2018
@@ -733,7 +733,9 @@ _LIBCPP_INLINE_VAR _LIBCPP_CONSTEXPR boo
// is_floating_point
template <class _Tp> struct __libcpp_is_floating_point : public
false_type {};
+#ifdef __clang__
template <> struct __libcpp_is_floating_point<__fp16> : public
true_type {};
+#endif
#ifdef __FLT16_MANT_DIG__
template <> struct __libcpp_is_floating_point<_Float16> : public
true_type {};
#endif
Modified: libcxx/trunk/test/libcxx/type_traits/is_floating_point.pass.cpp
URL:
http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/libcxx/type_traits/is_floating_point.pass.cpp?rev=333108&r1=333107&r2=333108&view=diff
==============================================================================
--- libcxx/trunk/test/libcxx/type_traits/is_floating_point.pass.cpp (original)
+++ libcxx/trunk/test/libcxx/type_traits/is_floating_point.pass.cpp Wed May 23
10:50:41 2018
@@ -14,7 +14,9 @@
#include <type_traits>
int main() {
+#ifdef __clang__
static_assert(std::is_floating_point<__fp16>::value, "");
+#endif
#ifdef __FLT16_MANT_DIG__
static_assert(std::is_floating_point<_Float16>::value, "");
#endif
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