diff options
Diffstat (limited to 'lib/libcxxabi/src/cxa_exception.cpp')
| -rw-r--r-- | lib/libcxxabi/src/cxa_exception.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/libcxxabi/src/cxa_exception.cpp b/lib/libcxxabi/src/cxa_exception.cpp index d5230cdc7d9..397427a0299 100644 --- a/lib/libcxxabi/src/cxa_exception.cpp +++ b/lib/libcxxabi/src/cxa_exception.cpp @@ -18,6 +18,7 @@ #include "cxa_exception.hpp" #include "cxa_handlers.hpp" #include "fallback_malloc.h" +#include "include/atomic_support.h" #if __has_feature(address_sanitizer) extern "C" void __asan_handle_no_return(void); @@ -616,7 +617,7 @@ __cxa_increment_exception_refcount(void *thrown_object) throw() { if (thrown_object != NULL ) { __cxa_exception* exception_header = cxa_exception_from_thrown_object(thrown_object); - __sync_add_and_fetch(&exception_header->referenceCount, 1); + std::__libcpp_atomic_add(&exception_header->referenceCount, size_t(1)); } } @@ -628,12 +629,12 @@ __cxa_increment_exception_refcount(void *thrown_object) throw() { Requires: If thrown_object is not NULL, it is a native exception. */ -void -__cxa_decrement_exception_refcount(void *thrown_object) throw() { +_LIBCXXABI_NO_CFI +void __cxa_decrement_exception_refcount(void *thrown_object) throw() { if (thrown_object != NULL ) { __cxa_exception* exception_header = cxa_exception_from_thrown_object(thrown_object); - if (__sync_sub_and_fetch(&exception_header->referenceCount, size_t(1)) == 0) + if (std::__libcpp_atomic_add(&exception_header->referenceCount, size_t(-1)) == 0) { if (NULL != exception_header->exceptionDestructor) exception_header->exceptionDestructor(thrown_object); |