http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
--- Comment #8 from Jakub Jelinek 2012-08-14
07:43:14 UTC ---
Author: jakub
Date: Tue Aug 14 07:43:09 2012
New Revision: 190376
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=190376
Log:
PR middle-end/53411
PR rtl-optimization/534
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
Jakub Jelinek changed:
What|Removed |Added
CC||vmakarov at gcc dot gnu.org
--- Comment #
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
--- Comment #6 from Bernd Schmidt 2012-08-13
11:07:27 UTC ---
If the call to delete_trivially_dead_insns is supposed to eliminate only
pre-existing dead insns, then just moving it to the beginning of IRA fixes this
bug.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
Jakub Jelinek changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
--- Comment #4 from Bernd Schmidt 2012-05-25
18:32:40 UTC ---
Looks like an earlier dce pass (during .ce2) leaves a dead insn lying around.
Bug in DCE?
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
H.J. Lu changed:
What|Removed |Added
CC||bernds at gcc dot gnu.org
--- Comment #2 from H
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
--- Comment #3 from Bernd Schmidt 2012-05-21
16:52:06 UTC ---
Odd. The following is in 190r.asmcons:
(insn 39 51 141 3 (set (reg:DI 135 [ D.1745 ])
(sign_extend:DI (reg:SI 132 [ j ]))) regehr.c:22 122
{*extendsidi2_rex64}
(expr_list
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
Jakub Jelinek changed:
What|Removed |Added
Target Milestone|--- |4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53411
Andrew Pinski changed:
What|Removed |Added
Status|UNCONFIRMED |NEW
Keywords|
