https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #12 from Richard Biener ---
Author: rguenth
Date: Thu Apr 11 07:34:20 2019
New Revision: 270275
URL: https://gcc.gnu.org/viewcvs?rev=270275&root=gcc&view=rev
Log:
2019-04-11 Richard Biener
PR tree-optimization/90020
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #11 from Richard Biener ---
For the RTL issue there's
compute_hash_table_work (struct gcse_hash_table_d *table)
{
...
/* First pass over the instructions records information used to
determine when registers and memory
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #10 from Richard Biener ---
(In reply to Martin Liška from comment #6)
> I bisected GCC 4.9.x branch and it started with r215059, which is a backport
> of 3 patches. I reverted changes in:
> patching file gcc/recog.c
> patching file g
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #9 from Richard Biener ---
/* { dg-do run } */
/* { dg-require-weak "" } */
void __attribute__((noinline,noclone))
check (int i)
{
if (i == 0)
__builtin_exit (0);
}
int i;
extern int x __attribute__((weak));
int main(int argc
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
Richard Biener changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assignee|unassigned
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #7 from Richard Biener ---
So looking at one issue I can see is code-hoisting hoisting
MEM[(struct window *)window_6(D) + -5B].contents across a call that might
not return. This can only happen for calls we can alias-disambiguate
aga
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
Richard Biener changed:
What|Removed |Added
Priority|P3 |P2
Target Milestone|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #6 from Martin Liška ---
I bisected GCC 4.9.x branch and it started with r215059, which is a backport of
3 patches. I reverted changes in:
patching file gcc/recog.c
patching file gcc/tree-ssa-loop-niter.c
patching file gcc/tree-vect-s
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
Martin Liška changed:
What|Removed |Added
Status|ASSIGNED|NEW
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #5 from Martin Liška ---
Created attachment 46109
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46109&action=edit
Reduced test-case #1
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
Martin Liška changed:
What|Removed |Added
Keywords||wrong-code
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90020
--- Comment #4 from Martin Liška ---
Created attachment 46108
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46108&action=edit
Reduced test-case #0
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