| # DP: use 32-bit cas on x32 (static assert further up in the file proves this) |
| |
| --- a/js/src/jslock.cpp |
| +++ b/js/src/jslock.cpp |
| @@ -117,7 +117,8 @@ NativeCompareAndSwap(volatile jsword *w, |
| reinterpret_cast<void * volatile *>(w)); |
| } |
| |
| -#elif defined(__i386) && (defined(__GNUC__) || defined(__SUNPRO_CC)) |
| +#elif (defined(__i386) || (defined(__x86_64__) && defined(__ILP32__))) && \ |
| + (defined(__GNUC__) || defined(__SUNPRO_CC)) |
| |
| /* Note: This fails on 386 cpus, cmpxchgl is a >= 486 instruction */ |
| static JS_ALWAYS_INLINE int |
