[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2021-01-08 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 Richard Biener changed: What|Removed |Added Assignee|rguenth at gcc dot gnu.org |rsandifo at gcc dot gnu.org

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-12-04 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 --- Comment #5 from Richard Biener --- The proposed fix for PR98137 might also expose more cases like this (which maybe is a good thing for coverage).

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-12-02 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 --- Comment #4 from Richard Biener --- The following helps: diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index 3bf460cccfd..a7606b3db99 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -754,9 +759,10 @@

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-12-01 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 Richard Biener changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org ---

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-12-01 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Assignee|unassigned at

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-12-01 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 --- Comment #2 from Richard Biener --- The following fails with -O2 -ftree-vectorize long long int var_3 = -166416893043554447LL; short var_8 = (short)27092; unsigned int var_17 = 75036300U; short arr_165[23]; static long c(long e, long f) {

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-11-30 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 Martin Liška changed: What|Removed |Added Known to work||7.4.0 Known to fail|

[Bug tree-optimization/98069] [8/9/10/11 Regression] Miscompilation with -O3 since r8-2380-g2d7744d4ef93bfff

2020-11-30 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98069 Martin Liška changed: What|Removed |Added Summary|Miscompilation with -O3 |[8/9/10/11 Regression]