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llvm_libcxxabi: fix build (#12701) 

This PR fixes a build error by adding `src/abort_message.cpp` to the
linker. It requires because
[DEMANGLE_ASSERT](230946fad6/libcxxabi/src/cxa_demangle.cpp (L14))
is used in the demangling module.

```
cxa_demangle.cpp:(.text._ZNK12_GLOBAL__N_116itanium_demangle4Node5visitINSt3__117reference_wrapperINS_11DumpVisitorEEEEEvT_[_ZNK12_GLOBAL__N_116itanium_demangle4Node5visitINSt3__117reference_wrapperINS_11DumpVisitorEEEEEvT_]+0xfcd): undefined reference to `__abort_message'
/usr/bin/ld: /tmp/cxa_demangle-39bd04.o: in function `__cxa_demangle':
cxa_demangle.cpp:(.text.__cxa_demangle[__cxa_demangle]+0x192c): undefined reference to `__abort_message'
/usr/bin/ld: /tmp/cxa_demangle-39bd04.o: in function `(anonymous namespace)::itanium_demangle::AbstractManglingParser<(anonymous namespace)::itanium_demangle::ManglingParser<(anonymous namespace)::DefaultAllocator>, (anonymous namespace)::DefaultAllocator>::parseEncoding(bool)':
cxa_demangle.cpp:(.text._ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E13parseEncodingEb[_ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E13parseEncodingEb]+0x297b): undefined reference to `__abort_message'
/usr/bin/ld: /tmp/cxa_demangle-39bd04.o: in function `(anonymous namespace)::itanium_demangle::AbstractManglingParser<(anonymous namespace)::itanium_demangle::ManglingParser<(anonymous namespace)::DefaultAllocator>, (anonymous namespace)::DefaultAllocator>::popTrailingNodeArray(unsigned long)':
cxa_demangle.cpp:(.text._ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E20popTrailingNodeArrayEm[_ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E20popTrailingNodeArrayEm]+0x407): undefined reference to `__abort_message'
/usr/bin/ld: cxa_demangle.cpp:(.text._ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E20popTrailingNodeArrayEm[_ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E20popTrailingNodeArrayEm]+0x441): undefined reference to `__abort_message'
/usr/bin/ld: /tmp/cxa_demangle-39bd04.o:cxa_demangle.cpp:(.text._ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E18parseTemplateParamEv[_ZN12_GLOBAL__N_116itanium_demangle22AbstractManglingParserINS0_14ManglingParserINS_16DefaultAllocatorEEES3_E18parseTemplateParamEv]+0xffd): more undefined references to `__abort_message' follow
```


https://oss-fuzz-build-logs.storage.googleapis.com/log-85060829-7b6e-4940-bdbc-8fbf81f2055a.txt
This commit is contained in:
tyler92 2024-11-11 18:31:14 +02:00 committed by GitHub
parent 9f619c5acf
commit 31c177af4f
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1 changed files with 3 additions and 2 deletions
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5
projects/llvm_libcxxabi/build.sh
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@ -15,5 +15,6 @@
# limitations under the License.
#
################################################################################
$CXX $CXXFLAGS -std=c++11 -g src/cxa_demangle.cpp -Iinclude fuzz/cxa_demangle_fuzzer.cpp \
-o $OUT/cxa_demangle_fuzzer $LIB_FUZZING_ENGINE
$CXX $CXXFLAGS -std=c++11 -g src/cxa_demangle.cpp src/abort_message.cpp \
-Iinclude fuzz/cxa_demangle_fuzzer.cpp -o $OUT/cxa_demangle_fuzzer \
$LIB_FUZZING_ENGINE