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build-mingw-w64.sh: Build libstdc++v3 twice

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The first build is missing a bunch of libc functions because libstdc++
is missing (obviously). Building again lets it find these libc functions
and take better codepaths. This fixes D9VK performance regressions, for
example in Rocket League.
This commit is contained in:
Andrew Eikum 2019-11-22 12:11:51 -06:00
parent 4cc3856885
commit 0bdd04209c
1 changed files with 8 additions and 1 deletions
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9
build-mingw-w64.sh
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@ -120,12 +120,19 @@ function build_arch {
popd
pushd gcc/
#below steps require libgcc in default library location, but
#next step requires libgcc in default library location, but
#"canadian" build doesn't handle that, so install it explicitly
PATH=$NEWPATH make configure-target-libgcc
PATH=$NEWPATH make -C $WIN32_TARGET_ARCH/libgcc $JOBS
PATH=$NEWPATH make -C $WIN32_TARGET_ARCH/libgcc $JOBS install
#install libstdc++ and other stuff
PATH=$NEWPATH make $JOBS
PATH=$NEWPATH make $JOBS install
#libstdc++ requires that libstdc++ is installed in order to find gettimeofday(???)
#so, rebuild libstdc++ after installing it above
PATH=$NEWPATH make $JOBS -C $WIN32_TARGET_ARCH/libstdc++-v3/ distclean
PATH=$NEWPATH make $JOBS
PATH=$NEWPATH make $JOBS install
popd