[Bug rtl-optimization/119785] UBSAN errors in machmode.h on sparc

2025-04-14 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119785 Jakub Jelinek changed: What|Removed |Added Last reconfirmed||2025-04-14 CC|

[Bug rtl-optimization/119785] UBSAN errors in machmode.h on sparc

2025-04-13 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119785 --- Comment #1 from Sam James --- I also see: ``` SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /root/gcc/gcc/config/sparc/sparc.cc:12093:23 /root/gcc/gcc/config/sparc/sparc.cc:12093:23: runtime error: index 63 out of bounds for type '

[Bug rtl-optimization/119785] UBSAN errors in machmode.h on sparc

2025-04-13 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119785 --- Comment #3 from Sam James --- https://gcc.gnu.org/pipermail/gcc-patches/2024-February/644797.html

[Bug rtl-optimization/119785] UBSAN errors in machmode.h on sparc

2025-04-13 Thread sjames at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119785 --- Comment #2 from Sam James --- `~/gcc/configure --enable-host-shared --enable-languages=c,c++,jit --disable-multilib --host=sparc64-unknown-linux-gnu --build=sparc64-unknown-linux-gnu --enable-checking=yes,extra,rtl --with-build-config="boots