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set LIBCXX_USE_COMPILER_RT to OFF to disable builtins when libunwind

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is not enabled since the unwind implementation with gnu builtins will
then be required
This commit is contained in:
Erik Maciejewski 2021-10-24 00:08:40 -07:00
parent 36bdfcce52
commit 14aeabd6c8
1 changed files with 3 additions and 3 deletions
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6
debian/rules vendored
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@ -137,7 +137,6 @@ ifneq (,$(findstring $(DEB_HOST_ARCH),armel))
# See http://lists.llvm.org/pipermail/llvm-dev/2016-May/099761.html
STAGE_ALL_CMAKE_EXTRA += -DCOMPILER_RT_BUILD_BUILTINS=OFF
COMPILER_RT_USE_BUILTINS_LIBRARY := OFF
# See https://bugs.llvm.org/show_bug.cgi?id=52022
LIBCXX_USE_COMPILER_RT := OFF
endif
@ -179,8 +178,6 @@ endif
ifneq (,$(filter $(DEB_HOST_ARCH),x32))
STAGE_ALL_CMAKE_EXTRA += -DLLVM_HOST_TRIPLE=x86_64-linux-gnux32
STAGE_ALL_CMAKE_EXTRA += -DLLVM_DEFAULT_TARGET_TRIPLE=x86_64-linux-gnux32
# See https://bugs.llvm.org/show_bug.cgi?id=52022
LIBCXX_USE_COMPILER_RT := OFF
endif
ifeq ($(shell dpkg --compare-versions $(shell dpkg-query -W -f '$${Version}' g++-$(GCC_VERSION)) ge 4.8-20121128-1~ ; echo $$?),0)
@ -236,6 +233,9 @@ endif
LIBUNWIND_ENABLE=yes
ifneq (,$(filter $(DEB_HOST_ARCH), s390x armel mipsel hurd-i386 powerpc sparc sparc64 x32))
LIBUNWIND_ENABLE=no
# do not use compiler-rt builtins for libcxx (libcxxabi) when libunwind is
# disabled since the gnu implementation in libgcc_s will then be required
LIBCXX_USE_COMPILER_RT := OFF
else
RUNTIMES += ;libunwind
STAGE_ALL_CMAKE_EXTRA += -DLIBCXXABI_USE_LLVM_UNWINDER=ON