On Mon, 31 Oct 2016 08:38:21 +0100 Sylvestre Ledru <sylves...@debian.org> wrote: > Le 31/10/2016 à 00:39, Norbert Lange a écrit : > > Package: clang-3.9 > > Version: 1:3.9-2 > > Severity: normal > > > > Dear Maintainer, > > > > The memory sanitizer is unusable as it segfaults during initialization. > > To reproduce: > > echo 'int main() { return 0; }' >/tmp/test.c > > clang -fsanitize=memory -o test test.c > can you try with clang-3.9 instead?
Same thing, output: $ clang-3.9 -fsanitize=memory -o test test.c -v clang version 3.9.0-2 (tags/RELEASE_390/final) Target: x86_64-pc-linux-gnu Thread model: posix InstalledDir: /usr/bin Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/6 Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/6.2.0 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/5 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/5.4.1 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6 Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/6 Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/6.2.0 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.4.1 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6 Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/6.2.0 Selected GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0 Candidate multilib: .;@m64 Candidate multilib: 32;@m32 Candidate multilib: x32;@mx32 Selected multilib: .;@m64 "/usr/lib/llvm-3.9/bin/clang" -cc1 -triple x86_64-pc-linux-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -discard-value-names -main-file-name test.c -mrelocation-model static -mthread-model posix -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64 -v -dwarf-column-info -debugger-tuning=gdb -resource-dir /usr/lib/llvm-3.9/bin/../lib/clang/3.9.0 -internal-isystem /usr/local/include -internal-isystem /usr/lib/llvm-3.9/bin/../lib/clang/3.9.0/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdebug-compilation-dir /tmp -ferror-limit 19 -fmessage-length 135 -fsanitize=memory -fsanitize-blacklist=/usr/lib/llvm-3.9/bin/../lib/clang/3.9.0/msan_blacklist.txt -fno-assume-sane-operator-new -fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-diagnostics -o /tmp/test-2d4d2c.o -x c test.c clang -cc1 version 3.9.0 based upon LLVM 3.9.0 default target x86_64-pc-linux-gnu ignoring nonexistent directory "/include" #include "..." search starts here: #include <...> search starts here: /usr/local/include /usr/lib/llvm-3.9/bin/../lib/clang/3.9.0/include /usr/include/x86_64-linux-gnu /usr/include End of search list. "/usr/bin/ld" --hash-style=both --eh-frame-hdr -m elf_x86_64 -dynamic-linker /lib64/ld-linux-x86-64.so.2 -o test /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/../../../x86_64-linux-gnu/crt1.o /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/../../../x86_64-linux-gnu/crti.o /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/crtbegin.o -L/usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0 -L/usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/../../../x86_64-linux-gnu -L/lib/x86_64-linux-gnu -L/lib/../lib64 -L/usr/lib/x86_64-linux-gnu -L/usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/../../.. -L/usr/lib/llvm-3.9/bin/../lib -L/lib -L/usr/lib -whole-archive /usr/lib/llvm-3.9/bin/../lib/clang/3.9.0/lib/linux/libclang_rt.msan-x86_64.a -no-whole-archive --dynamic-list=/usr/lib/llvm-3.9/bin/../lib/clang/3.9.0/lib/linux/libclang_rt.msan-x86_64.a.syms /tmp/test-2d4d2c.o --no-as-needed -lpthread -lrt -lm -ldl -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/crtend.o /usr/bin/../lib/gcc/x86_64-linux-gnu/6.2.0/../../../x86_64-linux-gnu/crtn.o