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import subprocess
import sys
def fix(s):
if s == '/Z7' or s == '/Od' or s == '/Ob0' or s == '/D_DEBUG':
return None
# disable sanitizers for generated code
if s.startswith('-fsanitize') or s == '-Dmemory_sanitizer_enabled' or s.startswith('-fsanitize-blacklist'):
return None
# strip gcc toolchain flags (appear when crosscompiling)
if s.startswith('-fabi-version'):
return None
# remove arguments unknown to clang-cl
if s == '-fcase-insensitive-paths': # or s == '-fno-lto': # DEVTOOLSSUPPORT-3966
return None
# Paths under .ya/tools/v3/.../msvc/include are divided with '\'
return s.replace('\\', '/')
def fix_path(p):
try:
i = p.rfind('/bin/clang')
p = p[:i] + '/bin/clang-cl'
except ValueError:
pass
return p
if __name__ == '__main__':
is_on_win = sys.argv[1] == 'yes'
path = sys.argv[2]
args = list(filter(None, [fix(s) for s in sys.argv[3:]]))
if is_on_win:
path = fix_path(path)
try:
i = args.index('-emit-llvm')
args[i : i + 1] = ['-Xclang', '-emit-llvm']
except ValueError:
pass
args.append('-fms-compatibility-version=19')
cmd = [path] + args
rc = subprocess.call(cmd, shell=False, stderr=sys.stderr, stdout=sys.stdout)
sys.exit(rc)
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