From: Stefan Krah <skrah@bytereef.org>
Date: Thu, 13 Jul 2017 18:54:20 +0000 (+0200)
Subject: bpo-30923: Suppress fall-through warnings in libmpdec. (#2698)
X-Git-Tag: v3.7.0a1~424
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=72b543308ee3087e3fa247981f5cb4be1138c515;p=thirdparty%2FPython%2Fcpython.git

bpo-30923: Suppress fall-through warnings in libmpdec. (#2698)
---

diff --git a/setup.py b/setup.py
index 41aad8210d82..4f0f522bf8f0 100644
--- a/setup.py
+++ b/setup.py
@@ -2119,6 +2119,9 @@ class PyBuildExt(build_ext):
         else:
             raise DistutilsError("_decimal: unsupported architecture")
 
+        if 'gcc' in cc: # Suppressing the warnings in the source is too verbose.
+            extra_compile_args.append('-Wno-implicit-fallthrough')
+
         # Workarounds for toolchain bugs:
         if sysconfig.get_config_var('HAVE_IPA_PURE_CONST_BUG'):
             # Some versions of gcc miscompile inline asm: