[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 --- Comment #8 from Richard Biener --- Author: rguenth Date: Tue Jan 12 08:30:44 2016 New Revision: 232260 URL: https://gcc.gnu.org/viewcvs?rev=232260=gcc=rev Log: 2016-01-12 Richard Biener PR

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 --- Comment #7 from Richard Biener --- Ok, so we have an interleaving store of size 3 (and thus also the SLP group size is 3) but an interleaved load of size 4 (with gaps). Ideally we'd not treat that load as interleaved but we do. The size 3

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 --- Comment #3 from Jakub Jelinek --- I see also the second ICE rather than the first one. dr_chain is created for ncopies == 3, but then we attempt to access indexes 2 and 3 in it. Richard, can you please have a look?

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 --- Comment #4 from Andrew Pinski --- I wonder if the first ICE is due to not having checking enabled ...

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 Andrew Pinski changed: What|Removed |Added Keywords||ice-on-valid-code Target

[Bug tree-optimization/69174] [6 Regression] ICE (segfault) in operand_equal_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69174 --- Comment #1 from Andrew Pinski --- r231970 I get a different ICE: t99.c: In function ‘fn1’: t99.c:8:6: internal compiler error: in operator[], at vec.h:714 void fn1() { ^~~ 0xd2868f vec