[Bug target/64114] New: ICE: in lra_create_live_ranges, at lra-lives.c:1330 with -O -mstringop-strategy=vector_loop -mno-push-args

[Bug target/64114] New: ICE: in lra_create_live_ranges, at lra-lives.c:1330 with -O -mstringop-strategy=vector_loop -mno-push-args

[zsojka at seznam dot cz]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64114

            Bug ID: 64114
           Summary: ICE: in lra_create_live_ranges, at lra-lives.c:1330
                    with -O -mstringop-strategy=vector_loop -mno-push-args
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz

Created attachment 34139
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34139&action=edit
reduced testcase

Compiler output:
$ gcc -O -mstringop-strategy=vector_loop -mno-push-args testcase.c
testcase.c: In function 'foo':
testcase.c:21:1: internal compiler error: in lra_create_live_ranges, at
lra-lives.c:1330
 }
 ^
0xaba437 lra_create_live_ranges(bool, bool)
        /mnt/svn/gcc-trunk/gcc/lra-lives.c:1330
0xa99d9e lra(_IO_FILE*)
        /mnt/svn/gcc-trunk/gcc/lra.c:2349
0xa49c41 do_reload
        /mnt/svn/gcc-trunk/gcc/ira.c:5391
0xa49c41 execute
        /mnt/svn/gcc-trunk/gcc/ira.c:5561
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

Tested revisions:
r218137 - ICE
4_9 r216937 - OK

[Bug target/64114] ICE: in lra_create_live_ranges, at lra-lives.c:1330 with -O -mstringop-strategy=vector_loop -mno-push-args

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64114

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING
   Last reconfirmed|                            |2014-11-29
     Ever confirmed|0                           |1

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> ---
A dup of PR 64087?

[Bug target/64114] ICE: in lra_create_live_ranges, at lra-lives.c:1330 with -O -mstringop-strategy=vector_loop -mno-push-args

[hjl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64114

--- Comment #2 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> ---
Author: hjl
Date: Sat Nov 29 15:57:32 2014
New Revision: 218182

URL: https://gcc.gnu.org/viewcvs?rev=218182&root=gcc&view=rev
Log:
Add a testcase for PR target/64114

    PR target/64114
    * gcc.target/i386/pr64114.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr64114.c
Modified:
    trunk/gcc/testsuite/ChangeLog

[Bug target/64114] ICE: in lra_create_live_ranges, at lra-lives.c:1330 with -O -mstringop-strategy=vector_loop -mno-push-args

[hjl.tools at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64114

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |RESOLVED
         Resolution|---                         |DUPLICATE
   Target Milestone|---                         |5.0

--- Comment #3 from H.J. Lu <hjl.tools at gmail dot com> ---
dup.

*** This bug has been marked as a duplicate of bug 64087 ***