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* [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155
@ 2013-06-01 8:55 antoine.balestrat at gmail dot com
2013-06-03 8:47 ` [Bug rtl-optimization/57497] [4.9 Regression] " rguenth at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: antoine.balestrat at gmail dot com @ 2013-06-01 8:55 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57497
Bug ID: 57497
Summary: ICE in lra_create_new_reg_with_unique_value, at
lra.c:155
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: antoine.balestrat at gmail dot com
Hello !
The following testcase makes GCC 4.9.0 as of 20130601 ICE at -O3.
$ cat lra.c
int a, b;
void f(void)
{
for(;; a++)
if(0)
{
int *q;
lbl1:
;
char **p = 0;
lbl2:
while(**p)
1 & **p ? : (b = 0);
p = &q;
}
else
{
long **t, c = 2200000000;
if(b)
{
*t = &c;
goto lbl1;
}
goto lbl2;
}
}
$ xgcc -O3 -w lra.c
lra.c: In function ‘f’:
lra.c:30:1: internal compiler error: in lra_create_new_reg_with_unique_value,
at
lra.c:155
}
^
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
>From gcc-bugs-return-423635-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Sat Jun 01 09:40:44 2013
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From: "burnus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/57496] I/O: WRITE(*,*) HUGE(0_16) [REAL(10)+REAL(16)]: Gives SIGFPE with -ffpe-trap=overflow
Date: Sat, 01 Jun 2013 09:40:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?idW496
--- Comment #1 from Tobias Burnus <burnus at gcc dot gnu.org> ---
(In reply to Tobias Burnus from comment #0)
> + sign_bit = SIGNBIT (x,tmp);\
> + if (!ISFINITE (x,tmp))\
> + write_infnan (dtp, f, ISNAN (x,tmp), sign_bit);\
I was too hasty: It should be "y," not "x," in the lines above.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug rtl-optimization/57497] [4.9 Regression] ICE in lra_create_new_reg_with_unique_value, at lra.c:155
2013-06-01 8:55 [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155 antoine.balestrat at gmail dot com
@ 2013-06-03 8:47 ` rguenth at gcc dot gnu.org
2013-06-03 12:33 ` mpolacek at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2013-06-03 8:47 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57497
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |x86_64-*-*
Status|UNCONFIRMED |NEW
Last reconfirmed| |2013-06-03
Known to work| |4.8.1
Target Milestone|--- |4.9.0
Summary|ICE in |[4.9 Regression] ICE in
|lra_create_new_reg_with_uni |lra_create_new_reg_with_uni
|que_value, at lra.c:155 |que_value, at lra.c:155
Ever confirmed|0 |1
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug rtl-optimization/57497] [4.9 Regression] ICE in lra_create_new_reg_with_unique_value, at lra.c:155
2013-06-01 8:55 [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155 antoine.balestrat at gmail dot com
2013-06-03 8:47 ` [Bug rtl-optimization/57497] [4.9 Regression] " rguenth at gcc dot gnu.org
@ 2013-06-03 12:33 ` mpolacek at gcc dot gnu.org
2013-06-22 9:36 ` antoine.balestrat at gmail dot com
2013-10-30 12:37 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2013-06-03 12:33 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57497
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mpolacek at gcc dot gnu.org,
| |vmakarov at gcc dot gnu.org
--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Started with http://gcc.gnu.org/r199298
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug rtl-optimization/57497] [4.9 Regression] ICE in lra_create_new_reg_with_unique_value, at lra.c:155
2013-06-01 8:55 [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155 antoine.balestrat at gmail dot com
2013-06-03 8:47 ` [Bug rtl-optimization/57497] [4.9 Regression] " rguenth at gcc dot gnu.org
2013-06-03 12:33 ` mpolacek at gcc dot gnu.org
@ 2013-06-22 9:36 ` antoine.balestrat at gmail dot com
2013-10-30 12:37 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: antoine.balestrat at gmail dot com @ 2013-06-22 9:36 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57497
--- Comment #3 from Antoine Balestrat <antoine.balestrat at gmail dot com> ---
This bug looks unreproducible with the current trunk.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug rtl-optimization/57497] [4.9 Regression] ICE in lra_create_new_reg_with_unique_value, at lra.c:155
2013-06-01 8:55 [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155 antoine.balestrat at gmail dot com
` (2 preceding siblings ...)
2013-06-22 9:36 ` antoine.balestrat at gmail dot com
@ 2013-10-30 12:37 ` rguenth at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2013-10-30 12:37 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57497
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Assuming fixed.
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2013-10-30 12:37 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2013-06-01 8:55 [Bug tree-optimization/57497] New: ICE in lra_create_new_reg_with_unique_value, at lra.c:155 antoine.balestrat at gmail dot com
2013-06-03 8:47 ` [Bug rtl-optimization/57497] [4.9 Regression] " rguenth at gcc dot gnu.org
2013-06-03 12:33 ` mpolacek at gcc dot gnu.org
2013-06-22 9:36 ` antoine.balestrat at gmail dot com
2013-10-30 12:37 ` rguenth at gcc dot gnu.org
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