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add option to disable compiler-rt scudo standalone

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patch compiler-rt build to add cmake option for disabling scudo
standalone

add COMPILER_RT_BUILD_SCUDO_STANDALONE=OFF to armel build since the
baseline armv5t arch profile is not supported
This commit is contained in:
Erik Maciejewski 2021-11-05 16:49:08 -07:00
parent e196584337
commit c39e93a38e
4 changed files with 31 additions and 0 deletions
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9
debian/changelog vendored
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@ -1,3 +1,12 @@
llvm-toolchain-13 (1:13.0.0-10) unstable; urgency=medium
* patch compiler-rt build to add option to disable scudo standalone allocator
as it is not always supported by all debian baseline arch profiles
* add COMPILER_RT_BUILD_SCUDO_STANDALONE=OFF to armel build in debian/rules
since the baseline armv5t arch profile is not supported
-- Erik Maciejewski <mr.emacski@gmail.com> Fri, 05 Nov 2021 16:38:43 -0700
llvm-toolchain-13 (1:13.0.0-9) unstable; urgency=medium
* Merge migration to 2stage runtimes build 12 => 13

19
debian/patches/compilerrt-build-scudo-standalone-option.diff vendored Normal file
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@ -0,0 +1,19 @@
add option to disable compiler-rt scudo standalone allocator as it is
not always supported by all arch profiles such as arm5vt of ARM32 arch
Index: llvm-toolchain-13_13.0.0/compiler-rt/CMakeLists.txt
===================================================================
--- llvm-toolchain-13_13.0.0.orig/compiler-rt/CMakeLists.txt
+++ llvm-toolchain-13_13.0.0/compiler-rt/CMakeLists.txt
@@ -250,6 +250,12 @@ option(COMPILER_RT_USE_BUILTINS_LIBRARY
include(config-ix)
+option(COMPILER_RT_BUILD_SCUDO_STANDALONE
+ "override whether or not to build scudo standalone" ON)
+if(NOT COMPILER_RT_BUILD_SCUDO_STANDALONE)
+ set(COMPILER_RT_HAS_SCUDO_STANDALONE FALSE)
+endif()
+
#================================
# Setup Compiler Flags
#================================

1
debian/patches/series vendored
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@ -149,3 +149,4 @@ libcxx-libatomic-only-with-gcc-rtlib.diff
libcxxabi-fix-link-builtins.diff
llvm-runtimes-builtins-build-check.diff
compilerrt-builtins-arch-fix-armhf.diff
compilerrt-build-scudo-standalone-option.diff

2
debian/rules vendored
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@ -141,6 +141,8 @@ ifneq (,$(findstring $(DEB_HOST_ARCH),armel))
STAGE_ALL_CMAKE_EXTRA += -DCOMPILER_RT_BUILD_BUILTINS=OFF
COMPILER_RT_USE_BUILTINS_LIBRARY := OFF
LIBCXX_USE_COMPILER_RT := OFF
# disable scudo standalone (not supported for baseline armel arch: armv5t)
STAGE_ALL_CMAKE_EXTRA += -DCOMPILER_RT_BUILD_SCUDO_STANDALONE=OFF
endif
ifneq (,$(findstring $(DEB_HOST_ARCH),armhf))