https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117343
Bug ID: 117343 Summary: valgrind error in vect_optimize_slp_pass::decide_masked_load_lanes Product: gcc Version: 15.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: dcb314 at hotmail dot com Target Milestone: --- This week's gcc build with valgrind produced: ==238602== Invalid read of size 4 ==238602== at 0x10D14A3: vect_optimize_slp_pass::decide_masked_load_lanes() (tree-vect-slp.cc:7161) ==238602== by 0x10E786B: vect_optimize_slp_pass::run() (tree-vect-slp.cc:7247) ==238602== by 0x10E7934: vect_optimize_slp(vec_info*) [clone .part.0] (tree-vect-slp.cc:7303) ==238602== by 0x10F04E5: vect_optimize_slp (vec.h:1571) ... make[2]: *** [Makefile:657: bid_binarydecimal.o] Error 1 make[2]: *** Waiting for unfinished jobs.... make[2]: Leaving directory '/home/dcb40b/gcc/working/x86_64-pc-linux-gnu/libgcc' make[1]: *** [Makefile:14662: all-target-libgcc] Error 2 make[1]: Leaving directory '/home/dcb40b/gcc/working' make: *** [Makefile:1062: all] Error 2 Tue 29 Oct 08:22:49 GMT 2024 Configure line is: ../trunk/configure --prefix=$HOME/gcc/results.$DATE.valgrind \ --disable-bootstrap \ --disable-multilib \ --with-pkgversion=$HASH \ --enable-checking=valgrind \ --enable-languages=c,c++ sed 's;-O2;-O2 -march=znver3;' < Makefile > Makefile.tmp mv Makefile.tmp Makefile