[Bug ipa/92832] valgrind error in incorporate_penalties

[dcb314 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92832

--- Comment #4 from David Binderman <dcb314 at hotmail dot com> ---
Some progress: make -j 1 with languages set to C only, got this:

/home/dcb/gcc/working/./gcc/xgcc -B/home/dcb/gcc/working/./gcc/
-B/home/dcb/gcc/results.279100.valgrind/x86_64-pc-linux-gnu/bin/
-B/home/dcb/gcc/results.279100.valgrind/x86_64-pc-linux-gnu/lib/ -isystem
/home/dcb/gcc/results.279100.valgrind/x86_64-pc-linux-gnu/include -isystem
/home/dcb/gcc/results.279100.valgrind/x86_64-pc-linux-gnu/sys-include    -g -O3
-O2  -g -O3 -DIN_GCC    -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition  -isystem
./include   -fpic -mlong-double-80 -DUSE_ELF_SYMVER  -g -DIN_LIBGCC2
-fbuilding-libgcc -fno-stack-protector   -fpic -mlong-double-80
-DUSE_ELF_SYMVER  -I. -I. -I../.././gcc -I../../../trunk/libgcc
-I../../../trunk/libgcc/. -I../../../trunk/libgcc/../gcc
-I../../../trunk/libgcc/../include -I../../../trunk/libgcc/config/libbid
-DENABLE_DECIMAL_BID_FORMAT -DHAVE_CC_TLS  -DUSE_TLS -o _clear_cache.o -MT
_clear_cache.o -MD -MP -MF _clear_cache.dep -DL_clear_cache -c
../../../trunk/libgcc/libgcc2.c -fvisibility=hidden -DHIDE_EXPORTS
==647411== Conditional jump or move depends on uninitialised value(s)
==647411==    at 0x14990E8: incorporate_penalties (ipa-cp.c:3174)

I will get the pre-processed file to you.