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win32/build.py: add -D_FORTIFY_SOURCE=0 

This fixes the Windows build.  Linking failed because some packages
(e.g. libFLAC) default to enabling `_FORTIFY_SOURCE`, which is broken
in recent mingw versions
(https://github.com/msys2/MINGW-packages/issues/5803).
This commit is contained in:
Max Kellermann 2020-09-04 14:31:03 +02:00
parent 0aa0ffb67b
commit 3b51c53eca
1 changed files with 5 additions and 0 deletions
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5
win32/build.py
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@ -66,6 +66,11 @@ class CrossGccToolchain:
' -static-libstdc++ -static-libgcc'
self.libs = ''
# Explicitly disable _FORTIFY_SOURCE because it is broken with
# mingw. This prevents some libraries such as libFLAC to
# enable it.
self.cppflags += ' -D_FORTIFY_SOURCE=0'
self.is_arm = arch.startswith('arm')
self.is_armv7 = self.is_arm and 'armv7' in self.cflags
self.is_aarch64 = arch == 'aarch64'