From: Steve Reinhardt <steve.reinhardt@amd.com>
Date: Wed, 27 Mar 2013 17:03:02 +0000 (-0700)
Subject: scons: don't die on warnings in swig-generated code
X-Git-Tag: stable_2013_06_16~25
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f0b745d556a937607652e536338a4bc6f30480e5;p=gem5.git

scons: don't die on warnings in swig-generated code

There's not much to do about it other than disable the offending
warning anyway, so it's not worth terminating the build over.

Also suppress uninitialized variable warnings on gcc (happens
at least with gcc 4.4 and swig 1.3.40).
---

diff --git a/src/SConscript b/src/SConscript
index 8dccd0900..3e9196cd5 100755
--- a/src/SConscript
+++ b/src/SConscript
@@ -892,7 +892,6 @@ def makeEnv(label, objsfx, strip = False, **kwargs):
     new_env.Append(**kwargs)
 
     swig_env = new_env.Clone()
-    swig_env.Append(CCFLAGS='-Werror')
 
     # Both gcc and clang have issues with unused labels and values in
     # the SWIG generated code
@@ -904,8 +903,10 @@ def makeEnv(label, objsfx, strip = False, **kwargs):
 
     if env['GCC']:
         # Depending on the SWIG version, we also need to supress
-        # warnings about missing field initializers.
-        swig_env.Append(CCFLAGS='-Wno-missing-field-initializers')
+        # warnings about uninitialized variables and missing field
+        # initializers.
+        swig_env.Append(CCFLAGS=['-Wno-uninitialized',
+                                 '-Wno-missing-field-initializers'])
 
         if compareVersions(env['GCC_VERSION'], '4.6') >= 0:
             swig_env.Append(CCFLAGS='-Wno-unused-but-set-variable')