Fix GCC atomic implementation in C++03
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@250279 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/atomic b/include/atomic
index 13965fb..b5d5a27 100644
--- a/include/atomic
+++ b/include/atomic
@@ -552,7 +552,12 @@
namespace __gcc_atomic {
template <typename _Tp>
struct __gcc_atomic_t {
- __gcc_atomic_t() _NOEXCEPT {}
+ _LIBCPP_INLINE_VISIBILITY
+#ifndef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
+ __gcc_atomic_t() _NOEXCEPT = default;
+#else
+ __gcc_atomic_t() _NOEXCEPT : __a_value() {}
+#endif // _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS
_LIBCPP_CONSTEXPR explicit __gcc_atomic_t(_Tp value) _NOEXCEPT
: __a_value(value) {}
_Tp __a_value;
@@ -573,7 +578,7 @@
sizeof(__test_atomic_assignable<_Tp, _Td>(1)) == sizeof(char);
};
-static inline constexpr int __to_gcc_order(memory_order __order) {
+static inline _LIBCPP_CONSTEXPR int __to_gcc_order(memory_order __order) {
// Avoid switch statement to make this a constexpr.
return __order == memory_order_relaxed ? __ATOMIC_RELAXED:
(__order == memory_order_acquire ? __ATOMIC_ACQUIRE:
@@ -583,7 +588,7 @@
__ATOMIC_CONSUME))));
}
-static inline constexpr int __to_gcc_failure_order(memory_order __order) {
+static inline _LIBCPP_CONSTEXPR int __to_gcc_failure_order(memory_order __order) {
// Avoid switch statement to make this a constexpr.
return __order == memory_order_relaxed ? __ATOMIC_RELAXED:
(__order == memory_order_acquire ? __ATOMIC_ACQUIRE: