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For some reasons, building compiler-rt with the github method is changing some options. It seems that it adds -m elf_i386 to the linker. Causing a build failure. See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=942864 https://bugs.llvm.org/show_bug.cgi?id=43677 trying to remove the flag in compiler-rt-fuzzer-remove-elf_i386.diff

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Sylvestre Ledru 2019-10-25 00:21:18 +02:00
parent 629861712b
commit d60813a095
3 changed files with 20 additions and 0 deletions
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6
debian/changelog vendored
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@ -4,6 +4,12 @@ llvm-toolchain-9 (1:9.0.0-2) unstable; urgency=medium
So, add to PROJECTS only when enabled
* clang: Force the installation of libclang-cpp with the exact same version
and remove libclang as dep
* For some reasons, building compiler-rt with the github method
is changing some options. It seems that it adds -m elf_i386 to the
linker. Causing a build failure.
See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=942864
https://bugs.llvm.org/show_bug.cgi?id=43677
trying to remove the flag in compiler-rt-fuzzer-remove-elf_i386.diff
-- Sylvestre Ledru <sylvestre@debian.org> Sun, 20 Oct 2019 17:27:50 +0200

13
debian/patches/compiler-rt-fuzzer-remove-elf_i386.diff vendored Normal file
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@ -0,0 +1,13 @@
Index: llvm-toolchain-snapshot-10~+201910241319490700d0bd3fc88be/compiler-rt/lib/fuzzer/CMakeLists.txt
===================================================================
--- llvm-toolchain-snapshot-10~+201910241319490700d0bd3fc88be.orig/compiler-rt/lib/fuzzer/CMakeLists.txt
+++ llvm-toolchain-snapshot-10~+201910241319490700d0bd3fc88be/compiler-rt/lib/fuzzer/CMakeLists.txt
@@ -122,7 +122,7 @@ if(OS_NAME MATCHES "Linux|Fuchsia" AND
COMPILER_RT_LIBCXXABI_PATH)
macro(partially_link_libcxx name dir arch)
if(${arch} MATCHES "i386")
- set(EMULATION_ARGUMENT "-m" "elf_i386")
+ set(EMULATION_ARGUMENT "")
else()
set(EMULATION_ARGUMENT "")
endif()

1
debian/patches/series vendored
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@ -132,3 +132,4 @@ clang-riscv64-rv64gc.diff
#try-to-unbreak-thinlto.diff
D67877.patch
disable-lit-cpuid-install.diff
compiler-rt-fuzzer-remove-elf_i386.diff