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build: try to fix aarch64 build against custom libstdc++/libgcc

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This commit is contained in:
Marcus Holland-Moritz 2025-04-19 12:26:27 +02:00
parent 0dfe5ac78f
commit 7cfdfe454d
1 changed files with 11 additions and 1 deletions
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12
.docker/build-linux.sh
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@ -256,7 +256,17 @@ fi
if [[ "-$BUILD_TYPE-" == *-static-* ]]; then
if [[ "-$BUILD_TYPE-" == *-relsize-* ]]; then
_LIBSTDCXXDIR="/opt/static-libs/libstdc++-Os/lib"
_GCCLIBDIR=$(ls -d1 $_LIBSTDCXXDIR/gcc/*/*)
if [[ "$ARCH" == "aarch64" ]]; then
# Similar to the issue with *not* linking against `gcc_eh` in the CMakeLists.txt,
# if we link against the `gcc_eh` from the `-Os` build, we run into exactly the
# same issue. So we temporarily copy the size-optimized `libgcc.a` to a directory
# we then use for linking.
_GCCLIBDIR="/tmp/gcclib"
mkdir -p "$_GCCLIBDIR"
cp -a "$_LIBSTDCXXDIR"/gcc/*/*/libgcc.a "$_GCCLIBDIR"
else
_GCCLIBDIR=$(ls -d1 $_LIBSTDCXXDIR/gcc/*/*)
fi
LDFLAGS="${LDFLAGS} -L$_GCCLIBDIR -L$_LIBSTDCXXDIR"
fi
CMAKE_ARGS_NONSTATIC="${CMAKE_ARGS}"