[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-09-13 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #11 from Aldy Hernandez --- Author: aldyh Date: Wed Sep 13 17:14:07 2017 New Revision: 252505 URL: https://gcc.gnu.org/viewcvs?rev=252505=gcc=rev Log: 2017-08-21 Richard Biener PR

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-28 Thread naruse at airemix dot jp
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 Yui NARUSE changed: What|Removed |Added CC||naruse at airemix dot jp --- Comment #10

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon Aug 21 13:18:35 2017 New Revision: 251226 URL: https://gcc.gnu.org/viewcvs?rev=251226=gcc=rev Log: 2017-08-21 Richard Biener PR

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread pipcet at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #7 from pipcet at gmail dot com --- I can confirm that fixes things here, thank you!

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #6 from Richard Biener --- Ah ... @@ -2396,9 +2446,6 @@ compute_antic (void) if (e->flags & EDGE_ABNORMAL) { bitmap_set_bit (has_abnormal_preds, block->index); - - /* We also anticipate

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #5 from Richard Biener --- So while there is one simple issue with the iteration, fix: @@ -2119,14 +2170,13 @@ static sbitmap has_abnormal_preds; static bool compute_antic_aux (basic_block block, bool block_has_abnormal_pred_edge)

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/81900] [8 Regression] GCC trunk miscompiles Perl / __sigsetjmp issue

2017-08-21 Thread pipcet at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81900 --- Comment #3 from pipcet at gmail dot com --- I've investigated some more, and Mikael's bisection appears to confirm my investigation: The problem appears to be this chunk: @@ -2418,7 +2423,9 @@ compute_antic (void)