[Bug tree-optimization/85168] [7 Regression] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

2018-04-04 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 --- Comment #7 from Ivo Raisr --- Fix backported to 7.3.0 correctly compiles the original (huge) source module. Thank you, Richard.

[Bug tree-optimization/85168] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

2018-04-03 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/85168] New: ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

2018-04-03 Thread ivo.raisr at oracle dot com
Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ivo.raisr at oracle dot com Target Milestone: --- Created attachment 43815 --> ht

[Bug sanitizer/82545] [7 Regression] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-11-21 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #11 from Ivo Raisr --- (In reply to Martin Liška from comment #9) > Fixed on trunk, queued for backports. I wonder if you had a chance for backporting this into gcc-7 branch? Let me know if I can be of assistance here.

[Bug sanitizer/82545] [7 Regression] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-19 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #10 from Ivo Raisr --- Thank you for the fix. Works on the full source file as well.

[Bug sanitizer/82545] [7/8 Regression] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-16 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #7 from Ivo Raisr --- If no viable solution to splitting an abnormal edge is found, I wonder if we could actually prevent getting into this situation?

[Bug tree-optimization/82545] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-13 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #4 from Ivo Raisr --- The reproducer was C-reduce'd from a large source file (30 MB) which is not publicly available.

[Bug tree-optimization/82545] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-13 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #3 from Ivo Raisr --- $ cat reduced.c extern void c(int); extern void d(void); void a(void) { { int b; &b; __builtin_setjmp(0); c(b); } d(); }

[Bug tree-optimization/82545] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-13 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 --- Comment #2 from Ivo Raisr --- Created attachment 42352 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42352&action=edit C-reduced reproducer, not reformatted

[Bug tree-optimization/82545] -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-13 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82545 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/82545] New: -O2: ICE in gimple_split_edge, at tree-cfg.c:2838, during GIMPLE pass sanopt

2017-10-13 Thread ivo.raisr at oracle dot com
: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ivo.raisr at oracle dot com Target Milestone: --- gcc 8 and 7 produce an internal compiler error on the following program (also) attached. $ gcc --version gcc

[Bug tree-optimization/82337] [5/6/7/8 Regression] ICE: SSA corruption at tree-ssa-coalesce.c:1010

2017-09-27 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82337 --- Comment #10 from Ivo Raisr --- (In reply to Bill Schmidt from comment #9) I confirm this fixes the problem also in the original full-blown source.

[Bug tree-optimization/82337] -O2: ICE: SSA corruption at tree-ssa-coalesce.c:1010

2017-09-26 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82337 --- Comment #2 from Ivo Raisr --- Created attachment 42241 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42241&action=edit reduced-3.c (slightly reformatted source to make it more readable)

[Bug tree-optimization/82337] -O2: ICE: SSA corruption at tree-ssa-coalesce.c:1010

2017-09-26 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82337 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/82337] New: -O2: ICE: SSA corruption at tree-ssa-coalesce.c:1010

2017-09-26 Thread ivo.raisr at oracle dot com
Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ivo.raisr at oracle dot com Target Milestone: --- With gcc 8.0, 7.2 and 6.3.1 we hit internal compiler error: Unable to coalesce ssa_names 7 and 15 which are marked as MUST COALESCE. i_7(ab) and i_15(ab

[Bug tree-optimization/82276] -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010

2017-09-21 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82276 --- Comment #3 from Ivo Raisr --- Reproducible with gcc 8.0 and 7.2. I was not able to reproduce it with 6.3.0.

[Bug tree-optimization/82276] -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010

2017-09-21 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82276 --- Comment #2 from Ivo Raisr --- Created attachment 42216 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42216&action=edit slightly reformatted output from C-reduce to make it more readable

[Bug tree-optimization/82276] -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010

2017-09-21 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82276 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/82276] New: -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010

2017-09-21 Thread ivo.raisr at oracle dot com
Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ivo.raisr at oracle dot com Target Milestone: --- With gcc 8.0 (SVN revision 252973 from 2017-09-19) we hit internal compiler error: Unable to

[Bug tree-optimization/82244] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-18 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 --- Comment #2 from Ivo Raisr --- Reproducible with gcc 8.0 and 7.2. I was not able to reproduce it with 6.3.0.

[Bug tree-optimization/82244] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-18 Thread ivo.raisr at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/82244] New: -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-18 Thread ivo.raisr at oracle dot com
Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: ivo.raisr at oracle dot com Target Milestone: --- Created attachment 42202 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42202&