Special-case Clang-only warning flags to Clang.
diff --git a/python/setup.py b/python/setup.py
index 1ff5b9d..9a7eadd 100755
--- a/python/setup.py
+++ b/python/setup.py
@@ -151,8 +151,10 @@
warnings_as_errors = '--warnings_as_errors'
if cpp_impl in sys.argv:
sys.argv.remove(cpp_impl)
- extra_compile_args = ['-Wno-write-strings', '-Wno-shorten-64-to-32',
- '-Wno-invalid-offsetof']
+ extra_compile_args = ['-Wno-write-strings', '-Wno-invalid-offsetof']
+
+ if "clang" in os.popen('$CC --version').read():
+ extra_compile_args.append('-Wno-shorten-64-to-32')
if warnings_as_errors in sys.argv:
extra_compile_args.append('-Werror')