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* [Bug target/63749] New: [4.9/5 Regression] registers may not be the same
@ 2014-11-05 15:56 doko at gcc dot gnu.org
  2014-11-06  9:46 ` [Bug target/63749] " rguenth at gcc dot gnu.org
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: doko at gcc dot gnu.org @ 2014-11-05 15:56 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63749

            Bug ID: 63749
           Summary: [4.9/5 Regression] registers may not be the same
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at gcc dot gnu.org

Created attachment 33894
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33894&action=edit
test case

seen with current 4.9 branch and trunk on arm-linux-gnueabihf

$ gcc-4.8 -O2 -c reg.c
$ gcc -O2 -c reg.c
/tmp/ccQvkuYw.s: Assembler messages:
/tmp/ccQvkuYw.s:106: Error: registers may not be the same -- `str r2,[r2],#4'
$ gcc -O1 -fexpensive-optimizations -fschedule-insns -c reg.c
/tmp/ccy5nxu8.s: Assembler messages:
/tmp/ccy5nxu8.s:81: Error: registers may not be the same -- `str r2,[r2],#4'


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug target/63749] [4.9/5 Regression] registers may not be the same
  2014-11-05 15:56 [Bug target/63749] New: [4.9/5 Regression] registers may not be the same doko at gcc dot gnu.org
@ 2014-11-06  9:46 ` rguenth at gcc dot gnu.org
  2014-11-18 15:26 ` jakub at gcc dot gnu.org
  2014-11-21 18:13 ` rearnsha at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-11-06  9:46 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63749

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

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


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug target/63749] [4.9/5 Regression] registers may not be the same
  2014-11-05 15:56 [Bug target/63749] New: [4.9/5 Regression] registers may not be the same doko at gcc dot gnu.org
  2014-11-06  9:46 ` [Bug target/63749] " rguenth at gcc dot gnu.org
@ 2014-11-18 15:26 ` jakub at gcc dot gnu.org
  2014-11-21 18:13 ` rearnsha at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: jakub at gcc dot gnu.org @ 2014-11-18 15:26 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63749

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jakub at gcc dot gnu.org

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Can't reproduce with current trunk, freshly cross-configured for
arm-linux-gnueabihf.  What exact -march/-mcpu/-mabi/-mfloat-abi= is this?


^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug target/63749] [4.9/5 Regression] registers may not be the same
  2014-11-05 15:56 [Bug target/63749] New: [4.9/5 Regression] registers may not be the same doko at gcc dot gnu.org
  2014-11-06  9:46 ` [Bug target/63749] " rguenth at gcc dot gnu.org
  2014-11-18 15:26 ` jakub at gcc dot gnu.org
@ 2014-11-21 18:13 ` rearnsha at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: rearnsha at gcc dot gnu.org @ 2014-11-21 18:13 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63749

Richard Earnshaw <rearnsha at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #2 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
Looks like a duplicate of 63762.

*** This bug has been marked as a duplicate of bug 63762 ***


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2014-11-21 18:13 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-11-05 15:56 [Bug target/63749] New: [4.9/5 Regression] registers may not be the same doko at gcc dot gnu.org
2014-11-06  9:46 ` [Bug target/63749] " rguenth at gcc dot gnu.org
2014-11-18 15:26 ` jakub at gcc dot gnu.org
2014-11-21 18:13 ` rearnsha at gcc dot gnu.org

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