else:
ccflags += ['-O3', '-g3']
if env['profile']:
- ccflags += ['-pg']
+ # See http://code.google.com/p/jrfonseca/wiki/Gprof2Dot#Which_options_should_I_pass_to_gcc_when_compiling_for_profiling?
+ ccflags += [
+ '-fno-omit-frame-pointer',
+ '-fno-optimize-sibling-calls',
+ ]
if env['machine'] == 'x86':
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: