diff options
| -rw-r--r-- | scons/gallium.py | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/scons/gallium.py b/scons/gallium.py index 38782ac7266..587294af71d 100644 --- a/scons/gallium.py +++ b/scons/gallium.py @@ -343,10 +343,18 @@ def generate(env): ccflags += [ '-m32', #'-march=pentium4', - '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics - '-mstackrealign', # ensure stack is aligned -- do not enabled -msse without it! #'-mfpmath=sse', ] + if platform != 'windows': + # XXX: -mstackrealign causes stack corruption on MinGW. Ditto + # for -mincoming-stack-boundary=2. Still enable it on other + # platforms for now, but we can't rely on it for cross platform + # code. We have to use __attribute__((force_align_arg_pointer)) + # instead. + ccflags += [ + '-mmmx', '-msse', '-msse2', # enable SIMD intrinsics + '-mstackrealign', # ensure stack is aligned + ] if env['machine'] == 'x86_64': ccflags += ['-m64'] # See also: |