[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-20 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-20 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 --- Comment #7 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:d0de3bf9175877d6c51c94fe04662c6e031876e1 commit r14-2674-gd0de3bf9175877d6c51c94fe04662c6e031876e1 Author: Richard Biener Date:

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-19 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 --- Comment #6 from Richard Biener --- (In reply to Richard Biener from comment #5) > Yeah, the issue is that PRE figures out a new value here but we've already > done value-numbering so we can't alter the "old" solution here. So what we > do >

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-17 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 --- Comment #5 from Richard Biener --- Yeah, the issue is that PRE figures out a new value here but we've already done value-numbering so we can't alter the "old" solution here. So what we do is add a '0' with value '_42' (instead of value '0')

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 Andrew Pinski changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 --- Comment #3 from Andrew Pinski --- PRE leaves around: [local count: 118111600]: ... pretmp_163 = 0; [local count: 19488414]: if (pretmp_163 != 0) goto ; [59.00%] else goto ; [41.00%]

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-07-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 --- Comment #2 from Andrew Pinski --- The preprocessed source that is produced by GCC 13 is warning free.

[Bug tree-optimization/110204] [14 Regression] Suspicous warning when compiling ranges-v3 using GCC trunk (iteration 9223372036854775807 invokes undefined behavior)

2023-06-10 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110204 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0 Summary|Suspicous warni