diff options
Diffstat (limited to 'include/atomic/gcc_builtins.h')
| -rw-r--r-- | include/atomic/gcc_builtins.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/atomic/gcc_builtins.h b/include/atomic/gcc_builtins.h index 100ff80cacd..d03d28f572e 100644 --- a/include/atomic/gcc_builtins.h +++ b/include/atomic/gcc_builtins.h @@ -22,8 +22,9 @@ v= __sync_lock_test_and_set(a, v); #define make_atomic_cas_body(S) \ int ## S sav; \ - sav= __sync_val_compare_and_swap(a, *cmp, set); \ - if (!(ret= (sav == *cmp))) *cmp= sav; + int ## S cmp_val= *cmp; \ + sav= __sync_val_compare_and_swap(a, cmp_val, set);\ + if (!(ret= (sav == cmp_val))) *cmp= sav #ifdef MY_ATOMIC_MODE_DUMMY #define make_atomic_load_body(S) ret= *a |