[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