[Bug c++/95676] New: [armhf] g++ mis-compiles code at -O1 or above

2020-06-14 Thread jamessan at jamessan dot com
++ Assignee: unassigned at gcc dot gnu.org Reporter: jamessan at jamessan dot com Target Milestone: --- Created attachment 48730 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48730&action=edit Reduced test case After uploading msgpack-c 3.3.0 to Debian, the armh

[Bug target/95676] [armhf] g++ mis-compiles code at -O1 or above

2020-06-15 Thread jamessan at jamessan dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95676 --- Comment #2 from James McCoy --- Apologies for leaving off the build/configure information. I shouldn't have assumed one would have access to Debian's compiler. --8<-- abel% g++ -v Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/u

[Bug target/95676] [armhf] g++ mis-compiles code at -O1 or above

2020-06-22 Thread jamessan at jamessan dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95676 --- Comment #3 from James McCoy --- (In reply to Richard Earnshaw from comment #1) > So what do you think is wrong with the code? Sorry, I don't have time to > try to second guess what's going on. > > How did you configure the compiler? What o

[Bug target/116799] [14/15 Regression] Miscompiled code on s390x at -O2

2024-09-22 Thread jamessan at jamessan dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116799 --- Comment #4 from James McCoy --- (In reply to Andrew Pinski from comment #3) > (In reply to James McCoy from comment #2) > > My initial bisect pointed to that, but I was using the Vim test suite as the > > good/bad check. > > > > I'm rerunni

[Bug tree-optimization/116799] New: [14 Regression] Miscompiled code on s390x at -O2

2024-09-21 Thread jamessan at jamessan dot com via Gcc-bugs
: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: jamessan at jamessan dot com Target Milestone: --- With gcc-14, one of Vim's test_glob2regpat tests started failing on s390x when compiled with -O2. I've minimized Vim's code down to the simp

[Bug target/116799] [14/15 Regression] Miscompiled code on s390x at -O2

2024-09-21 Thread jamessan at jamessan dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116799 --- Comment #2 from James McCoy --- My initial bisect pointed to that, but I was using the Vim test suite as the good/bad check. I'm rerunning now with just the minimal reproduction to double check the results.