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[Bug tree-optimization/81162] [8 Regression] UBSAN switch triggers incorrect optimization in SLSR
- From: "bernd.edlinger at hotmail dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 17 Jul 2017 11:48:53 +0000
- Subject: [Bug tree-optimization/81162] [8 Regression] UBSAN switch triggers incorrect optimization in SLSR
- Auto-submitted: auto-generated
- References: <bug-81162-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81162
Bernd Edlinger <bernd.edlinger at hotmail dot de> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |bernd.edlinger at hotmail dot de
--- Comment #10 from Bernd Edlinger <bernd.edlinger at hotmail dot de> ---
The test case don't run if gcc-4.6 is host compiler,
this means it links against the host compiler libubsan.so.0
which is not really the correct thing to do:
Setting LD_LIBRARY_PATH to
:/home/ed/gnu/gcc-build/gcc:/home/ed/gnu/gcc-build/gcc/32:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/./libatomic/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/./libcilkrts/.libs::/home/ed/gnu/gcc-build/gcc:/home/ed/gnu/gcc-build/gcc/32:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/./libatomic/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/./libcilkrts/.libs:/home/ed/gnu/gcc-build/./gmp/.libs:/home/ed/gnu/gcc-build/./prev-gmp/.libs:/home/ed/gnu/gcc-build/./mpfr/src/.libs:/home/ed/gnu/gcc-build/./prev-mpfr/src/.libs:/home/ed/gnu/gcc-build/./mpc/src/.libs:/home/ed/gnu/gcc-build/./prev-mpc/src/.libs:/home/ed/gnu/gcc-build/./isl/.libs:/home/ed/gnu/gcc-build/./prev-isl/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libsanitizer/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libmpx/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libvtv/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libcilkrts/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libssp/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libgomp/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libitm/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libatomic/.libs:/home/ed/gnu/gcc-build/./gcc:/home/ed/gnu/gcc-build/./prev-gcc:/home/ed/gnu/gcc-build/./gmp/.libs:/home/ed/gnu/gcc-build/./prev-gmp/.libs:/home/ed/gnu/gcc-build/./mpfr/src/.libs:/home/ed/gnu/gcc-build/./prev-mpfr/src/.libs:/home/ed/gnu/gcc-build/./mpc/src/.libs:/home/ed/gnu/gcc-build/./prev-mpc/src/.libs:/home/ed/gnu/gcc-build/./isl/.libs:/home/ed/gnu/gcc-build/./prev-isl/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libstdc++-v3/src/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libsanitizer/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libmpx/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libvtv/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libcilkrts/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libssp/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libgomp/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libitm/.libs:/home/ed/gnu/gcc-build/x86_64-pc-linux-gnu/libatomic/.libs:/home/ed/gnu/gcc-build/./gcc:/home/ed/gnu/gcc-build/./prev-gcc
spawn [open ...]^M
./pr81162.exe: error while loading shared libraries: libubsan.so.0: cannot open
shared object file: No such file or directory
FAIL: gcc.dg/pr81162.c execution test