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add -flto (link time optimization)

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msvc was already using /LTGC
also, add /GL to all files in msvc, may provide some additional help
This commit is contained in:
jacob1 2018-02-21 23:27:31 -05:00
parent a0a7281cc7
commit 39d62f1aad
1 changed files with 4 additions and 2 deletions
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@ -468,15 +468,17 @@ if GetOption('debugging'):
env.Append(CPPDEFINES=['DEBUG'])
elif GetOption('release'):
if msvc:
env.Append(CCFLAGS=['/O2', '/Oy-', '/fp:fast'])
env.Append(CCFLAGS=['/O2', '/Oy-', '/fp:fast', '/GL'])
if GetOption('static'):
env.Append(CCFLAGS=['/MT'])
else:
env.Append(CCFLAGS=['/MD'])
else:
env.Append(CCFLAGS=['-O3', '-ftree-vectorize', '-funsafe-math-optimizations', '-ffast-math', '-fomit-frame-pointer'])
env.Append(CCFLAGS=['-O3', '-ftree-vectorize', '-funsafe-math-optimizations', '-ffast-math', '-fomit-frame-pointer', '-flto'])
if platform != "Darwin":
env.Append(CCFLAGS=['-funsafe-loop-optimizations'])
#-flto: link time optimization, gives a noticeable speed boost
env.Append(LINKFLAGS=['-flto'])
if GetOption('static'):
if platform == "Windows":