[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolutio

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 --- Comment #7 from rsandifo at gcc dot gnu.org --- Fixed on trunk.

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 --- Comment #6 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Fri Jan 19 11:57:34 2018 New Revision: 256884 URL: https://gcc.gnu.org/viewcvs?rev=256884&root=gcc&view=rev Log: Avoid ICE for nested inductions (PR 83914) This testcas

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-17 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 --- Comment #5 from rsandifo at gcc dot gnu.org --- Started with r256630 (so definitely mine)

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-17 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirme

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-17 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 --- Comment #2 from David Binderman --- Reduced code is struct { int *a[8] } * b; c; *d; e() { int f; for (; f; b = d, f--) { d = b + 1; c = 8; for (; c; c--) b->a[c] = d; } }

[Bug tree-optimization/83914] [8 Regression] ice in vect_is_simple_use with -O3

2018-01-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83914 Richard Biener changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org Co