[llvm-bugs] [Bug 31784] New: ld crashes on new pass manager + thinlto + UBSAN
via llvm-bugs
llvm-bugs at lists.llvm.org
Fri Jan 27 04:32:53 PST 2017
https://llvm.org/bugs/show_bug.cgi?id=31784
Bug ID: 31784
Summary: ld crashes on new pass manager + thinlto + UBSAN
Product: new-bugs
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: unassignedbugs at nondot.org
Reporter: matthias.krueger at famsik.de
CC: llvm-bugs at lists.llvm.org
Classification: Unclassified
git clone https://github.com/danmar/cppcheck
git checkout a012e5b5fb4bbf3eb0f62d924599b0e703f8c211 # just in case
# ld crashes:
make dmake CXX=path/to/clang++ CXXFLAGS="-fexperimental-new-pass-manager -O0
-fsanitize=alignment -std=c++0x -flto=thin"
# ld succeeds:
make dmake CXX=path/to/clang++ CXXFLAGS=" -O0
-fsanitize=alignment -std=c++0x -flto=thin"
# ld version: GNU gold (version 2.26.1-1.fc25) 1.11
# llvm @ r293274 / D29175
/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/clang++
-fexperimental-new-pass-manager -fsanitize=alignment -std=c++0x -flto=thin -v
-o dmake tools/dmake.o cli/filelister.o lib/pathmatch.o lib/path.o -Ilib
clang version 5.0.0 (/home/matthias/LLVM/LLVM_pure/stage_1//llvm/tools/clang
75fb37755345b98005fa6bbb371df583dc9dd5ef)
(/home/matthias/LLVM/LLVM_pure/stage_1//llvm
2272113e892a065c0465470b4ef74fbd493468cf)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /home/matthias/LLVM/LLVM_pure/stage_2/build/bin
Found candidate GCC installation: /usr/lib/gcc/i686-redhat-linux/6.3.1
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.1.1
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/3.4.6
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/6.3.1
Selected GCC installation: /usr/lib/gcc/x86_64-redhat-linux/6.3.1
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Selected multilib: .;@m64
"/usr/bin/ld" --hash-style=gnu --no-add-needed --eh-frame-hdr -m elf_x86_64
-dynamic-linker /lib64/ld-linux-x86-64.so.2 -o dmake
/usr/lib/gcc/x86_64-redhat-linux/6.3.1/../../../../lib64/crt1.o
/usr/lib/gcc/x86_64-redhat-linux/6.3.1/../../../../lib64/crti.o
/usr/lib/gcc/x86_64-redhat-linux/6.3.1/crtbegin.o
-L/usr/lib/gcc/x86_64-redhat-linux/6.3.1
-L/usr/lib/gcc/x86_64-redhat-linux/6.3.1/../../../../lib64 -L/lib/../lib64
-L/usr/lib/../lib64 -L/usr/lib/gcc/x86_64-redhat-linux/6.3.1/../../..
-L/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib -L/lib -L/usr/lib
-plugin /home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib/LLVMgold.so
-plugin-opt=mcpu=x86-64 -plugin-opt=thinlto -whole-archive
/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib/clang/5.0.0/lib/linux/libclang_rt.ubsan_standalone-x86_64.a
-no-whole-archive
--dynamic-list=/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib/clang/5.0.0/lib/linux/libclang_rt.ubsan_standalone-x86_64.a.syms
-whole-archive
/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib/clang/5.0.0/lib/linux/libclang_rt.ubsan_standalone_cxx-x86_64.a
-no-whole-archive
--dynamic-list=/home/matthias/LLVM/LLVM_pure/stage_2/build/bin/../lib/clang/5.0.0/lib/linux/libclang_rt.ubsan_standalone_cxx-x86_64.a.syms
tools/dmake.o cli/filelister.o lib/pathmatch.o lib/path.o -lstdc++ -lm
--no-as-needed -lpthread -lrt -lm -ldl -lgcc_s -lgcc -lc -lgcc_s -lgcc
/usr/lib/gcc/x86_64-redhat-linux/6.3.1/crtend.o
/usr/lib/gcc/x86_64-redhat-linux/6.3.1/../../../../lib64/crtn.o
clang-5.0: error: unable to execute command: Segmentation fault (core dumped)
clang-5.0: error: linker command failed due to signal (use -v to see
invocation)
Makefile:269: recipe for target 'dmake' failed
make: *** [dmake] Error 254
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