[Bug tree-optimization/106931] New: -Wstringop-overflow false positive

2022-09-13 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106931 Bug ID: 106931 Summary: -Wstringop-overflow false positive Product: gcc Version: 12.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimi

[Bug tree-optimization/116307] New: [14 Regression] off by one when loop unrolling and bogus -Wstringop-overflow

2024-08-08 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116307 Bug ID: 116307 Summary: [14 Regression] off by one when loop unrolling and bogus -Wstringop-overflow Product: gcc Version: 14.2.1 Status: UNCONFIRMED Severity:

[Bug tree-optimization/116307] off by one when loop unrolling and bogus -Wstringop-overflow

2024-08-09 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116307 --- Comment #2 from Kacper Michajłow --- (In reply to Andrew Pinski from comment #1) > Note I don't think the warning is not incorrect. Nor I don't think unrolling > by 3 is wrong either. Could you explain why unrolling by 3 is not wrong in th

[Bug tree-optimization/116307] off by one when loop unrolling and bogus -Wstringop-overflow

2024-08-09 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116307 --- Comment #3 from Kacper Michajłow --- (In reply to Kacper Michajłow from comment #2) > (In reply to Andrew Pinski from comment #1) > > Note I don't think the warning is not incorrect. Nor I don't think unrolling > > by 3 is wrong either. >

[Bug tree-optimization/106931] [12 Regression] -Wstringop-overflow false positive -O3 -fno-tree-vectorize with loop unrolling since r12-3300-gece28da924ddda8b

2024-08-09 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106931 Kacper Michajłow changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/88443] [meta-bug] bogus/missing -Wstringop-overflow warnings

2024-08-09 Thread kasper93 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 Bug 88443 depends on bug 106931, which changed state. Bug 106931 Summary: [12 Regression] -Wstringop-overflow false positive -O3 -fno-tree-vectorize with loop unrolling since r12-3300-gece28da924ddda8b https://gcc.gnu.org/bugzilla/show_bug.cgi?i