diff options
Diffstat (limited to 'src/google/protobuf/stubs/platform_macros.h')
-rw-r--r-- | src/google/protobuf/stubs/platform_macros.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/google/protobuf/stubs/platform_macros.h b/src/google/protobuf/stubs/platform_macros.h index 4cc46df4..02c79a61 100644 --- a/src/google/protobuf/stubs/platform_macros.h +++ b/src/google/protobuf/stubs/platform_macros.h @@ -63,7 +63,8 @@ #elif defined(__pnacl__) #define GOOGLE_PROTOBUF_ARCH_32_BIT 1 #elif defined(__GNUC__) && \ - (((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)) || (__GNUC__ > 4)) + ((((__GNUC__ == 4) && (__GNUC_MINOR__ >= 7)) || (__GNUC__ > 4)) || \ + (defined(__clang__) && __has_extension(c_atomic))) // We fallback to the generic GCC >= 4.7 implementation in atomicops.h # if __LP64__ # define GOOGLE_PROTOBUF_ARCH_64_BIT 1 |