[Bug middle-end/98871] Cannot silence -Wmaybe-uninitialized at declaration site

2021-06-10 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98871 --- Comment #5 from Martin Sebor --- Latest patch posted for review: https://gcc.gnu.org/pipermail/gcc-patches/2021-June/572515.html

[Bug c++/100995] Extend std::is_constant_evaluated in if warning

2021-06-10 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100995 --- Comment #2 from CVS Commits --- The master branch has been updated by Marek Polacek : https://gcc.gnu.org/g:26dbe85a3781af913639b17bc966f4a0b8209f3b commit r12-1375-g26dbe85a3781af913639b17bc966f4a0b8209f3b Author: Marek Polacek Date: W

[Bug c++/100995] Extend std::is_constant_evaluated in if warning

2021-06-10 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100995 Marek Polacek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug testsuite/101020] [12 regression] Several test case failures after r12-1316

2021-06-10 Thread luoxhu at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101020 luoxhu at gcc dot gnu.org changed: What|Removed |Added CC||segher at gcc dot gnu.org,

[Bug tree-optimization/101024] New: Missed min expression at phiopt1

2021-06-10 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101024 Bug ID: 101024 Summary: Missed min expression at phiopt1 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: enhancement Pri

[Bug tree-optimization/101024] Missed min expression at phiopt1

2021-06-10 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101024 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2021-06-11 Assignee|unassigne

[Bug tree-optimization/101025] New: wrong code at -O3 on x86_64-linux-gnu

2021-06-10 Thread qrzhang at gatech dot edu via Gcc-bugs
version 12.0.0 20210610 (experimental) [master revision 5ad76ad7f5b:c64ab1c4fe0:cce1697e6fe0134616ebc8f7040d99e66c12241a] (GCC) $ gcc-trunk abc.c ; ./a.out 0 $ gcc-trunk -O3 abc.c ; ./a.out 4 $ cat abc.c int a[10]; int b, d, g; volatile char c; short e; volatile int f; int main() { for (; d

[Bug tree-optimization/101009] [12 Regression] wrong code with "-O3 -fno-tree-sra"

2021-06-10 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101009 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug tree-optimization/101009] [12 Regression] wrong code with "-O3 -fno-tree-sra"

2021-06-10 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101009 --- Comment #5 from Richard Biener --- (In reply to Jakub Jelinek from comment #3) > Started with r12-145-gd1d01a66012a93cc8cb7dafbe1b5ec453ec96b59 Hmm, that "caused" the issue at -O3 -fno-tree-sra -fno-strict-aliasing but reverting it doesn't

[Bug tree-optimization/101009] [12 Regression] wrong code with "-O3 -fno-tree-sra"

2021-06-10 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101009 --- Comment #6 from Richard Biener --- Hmm, so (compute_affine_dependence stmt_a: g[1].c = 1; stmt_b: *f.0_1 = g[1]; ) -> no dependence isn't the problem but the problem is (compute_affine_dependence stmt_a: g[1].c = 1; stmt_b: *f.0_1

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