[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2017-01-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #15 from Richard Biener --- Author: rguenth Date: Thu Jan 26 08:16:37 2017 New Revision: 244918 URL: https://gcc.gnu.org/viewcvs?rev=244918=gcc=rev Log: 2017-01-26 Richard Biener Backport from mainline

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-11-03 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #14 from Richard Biener --- Author: rguenth Date: Thu Nov 3 13:25:51 2016 New Revision: 241818 URL: https://gcc.gnu.org/viewcvs?rev=241818=gcc=rev Log: 2016-11-03 Richard Biener Backport from mainline

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-11-03 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #13 from Richard Biener --- *** Bug 78195 has been marked as a duplicate of this bug. ***

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-29 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 Markus Trippelsdorf changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #11 from Richard Biener --- Author: rguenth Date: Thu Sep 29 12:31:02 2016 New Revision: 240617 URL: https://gcc.gnu.org/viewcvs?rev=240617=gcc=rev Log: 2016-09-29 Richard Biener PR

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-29 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #10 from rguenther at suse dot de --- On Thu, 29 Sep 2016, trippels at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 > > --- Comment #8 from Markus Trippelsdorf --- > Looks like tree-ssa-pre.c also

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #9 from Richard Biener --- Author: rguenth Date: Thu Sep 29 07:15:13 2016 New Revision: 240610 URL: https://gcc.gnu.org/viewcvs?rev=240610=gcc=rev Log: 2016-09-29 Richard Biener PR

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-29 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #8 from Markus Trippelsdorf --- Looks like tree-ssa-pre.c also needs to be guarded: 0x10c3a273 crash_signal ../../gcc/gcc/toplev.c:337 0x10f30e2c eliminate_dom_walker::before_dom_children(basic_block_def*)

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 Markus Trippelsdorf changed: What|Removed |Added CC||chengniansun at gmail dot com ---

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #5 from Markus Trippelsdorf --- (gdb) p vnresult $1 = (vn_reference_s *) 0x0 (gdb) p debug_tree(lhs) unit size align 32 symtab 0 alias set -1

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #4 from Richard Biener --- Interesting. This means vnresult is NULL. I see we can arrive here through tree vn_reference_lookup (tree op, tree vuse, vn_lookup_kind kind, vn_reference_t *vnresult, bool tbaa_p) {

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #3 from Markus Trippelsdorf --- So it looks like r240534 is causing this issue.

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 --- Comment #2 from Markus Trippelsdorf --- 0x10c39b13 crash_signal ../../gcc/gcc/toplev.c:337 0x10f818d8 visit_reference_op_store ../../gcc/gcc/tree-ssa-sccvn.c:3613 0x10f818d8 visit_use

[Bug bootstrap/77768] [7 Regression] LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: internal compiler error: Segmentation fault

2016-09-28 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77768 Richard Biener changed: What|Removed |Added Keywords||lto CC|