diff options
Diffstat (limited to 'gcc-4.7/libstdc++-v3/include/ext/atomicity.h')
| -rw-r--r-- | gcc-4.7/libstdc++-v3/include/ext/atomicity.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/gcc-4.7/libstdc++-v3/include/ext/atomicity.h b/gcc-4.7/libstdc++-v3/include/ext/atomicity.h index 9f48b81c6..ed1bb6df6 100644 --- a/gcc-4.7/libstdc++-v3/include/ext/atomicity.h +++ b/gcc-4.7/libstdc++-v3/include/ext/atomicity.h @@ -42,9 +42,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // To abstract locking primitives across all thread policies, use: // __exchange_and_add_dispatch // __atomic_add_dispatch -#if defined(_GLIBCXX_ATOMIC_BUILTINS) && (!defined(__clang__) || defined(__i386__)) - // NOTE: clang arm/mips can't compile the following two library calls yet. - static inline _Atomic_word +#ifdef _GLIBCXX_ATOMIC_BUILTINS + static inline _Atomic_word __exchange_and_add(volatile _Atomic_word* __mem, int __val) { return __atomic_fetch_add(__mem, __val, __ATOMIC_ACQ_REL); } |