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scons: Warn when using MSVS versions prior to 2012.

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Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
José Fonseca 2013-03-15 15:23:54 +00:00
parent c5d5827951
commit 49ae9b08d4
1 changed files with 2 additions and 0 deletions
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2
scons/gallium.py
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@ -402,6 +402,8 @@ def generate(env):
'/Oi', # enable intrinsic functions
]
else:
if distutils.version.LooseVersion(env['MSVC_VERSION']) < distutils.version.LooseVersion('11.0'):
print 'scons: warning: Visual Studio versions prior to 2012 are known to produce incorrect code when optimizations are enabled ( https://bugs.freedesktop.org/show_bug.cgi?id=58718 )'
ccflags += [
'/O2', # optimize for speed
]