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* [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp
@ 2015-05-13 18:22 jakub at gcc dot gnu.org
  2015-05-13 18:24 ` [Bug target/66137] [4.9/5/6 " jakub at gcc dot gnu.org
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2015-05-13 18:22 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66137

            Bug ID: 66137
           Summary: [4.9/5 Regression] ICE with -ffixed-ebp
           Product: gcc
           Version: 5.1.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: jakub at gcc dot gnu.org
                CC: hubicka at gcc dot gnu.org
  Target Milestone: ---

void
foo (char *x, char *y, char *z, int a)
{
  int i;
  for (i = a; i > 0; i--)
    *x++ = *y++ = *z++;
}

ICEs when compiled with -mno-accumulate-outgoing-args -mavx -O3 -ffixed-ebp
starting with r203171 or when compiled with -mavx -O3 -ffixed-ebp starting with
r206947.


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug target/66137] [4.9/5/6 Regression] ICE with -ffixed-ebp
  2015-05-13 18:22 [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp jakub at gcc dot gnu.org
@ 2015-05-13 18:24 ` jakub at gcc dot gnu.org
  2015-06-26 19:53 ` jakub at gcc dot gnu.org
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2015-05-13 18:24 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66137

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-05-13
   Target Milestone|---                         |4.9.3
            Summary|[4.9/5 Regression] ICE with |[4.9/5/6 Regression] ICE
                   |-ffixed-ebp                 |with -ffixed-ebp
     Ever confirmed|0                           |1

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
I bet rbp is needed for dynamic stack realignment, wonder if we just shouldn't
error out in such cases and tell users it is simply bad idea to use -ffixed-ebp
in that case.


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug target/66137] [4.9/5/6 Regression] ICE with -ffixed-ebp
  2015-05-13 18:22 [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp jakub at gcc dot gnu.org
  2015-05-13 18:24 ` [Bug target/66137] [4.9/5/6 " jakub at gcc dot gnu.org
@ 2015-06-26 19:53 ` jakub at gcc dot gnu.org
  2015-06-26 20:26 ` jakub at gcc dot gnu.org
  2015-06-30 10:36 ` rguenth at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2015-06-26 19:53 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66137

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
GCC 4.9.3 has been released.


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug target/66137] [4.9/5/6 Regression] ICE with -ffixed-ebp
  2015-05-13 18:22 [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp jakub at gcc dot gnu.org
  2015-05-13 18:24 ` [Bug target/66137] [4.9/5/6 " jakub at gcc dot gnu.org
  2015-06-26 19:53 ` jakub at gcc dot gnu.org
@ 2015-06-26 20:26 ` jakub at gcc dot gnu.org
  2015-06-30 10:36 ` rguenth at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: jakub at gcc dot gnu.org @ 2015-06-26 20:26 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66137

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|4.9.3                       |4.9.4


^ permalink raw reply	[flat|nested] 5+ messages in thread

* [Bug target/66137] [4.9/5/6 Regression] ICE with -ffixed-ebp
  2015-05-13 18:22 [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp jakub at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2015-06-26 20:26 ` jakub at gcc dot gnu.org
@ 2015-06-30 10:36 ` rguenth at gcc dot gnu.org
  3 siblings, 0 replies; 5+ messages in thread
From: rguenth at gcc dot gnu.org @ 2015-06-30 10:36 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66137

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2015-06-30 10:36 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2015-05-13 18:22 [Bug target/66137] New: [4.9/5 Regression] ICE with -ffixed-ebp jakub at gcc dot gnu.org
2015-05-13 18:24 ` [Bug target/66137] [4.9/5/6 " jakub at gcc dot gnu.org
2015-06-26 19:53 ` jakub at gcc dot gnu.org
2015-06-26 20:26 ` jakub at gcc dot gnu.org
2015-06-30 10:36 ` rguenth at gcc dot gnu.org

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