[Bug middle-end/51339] New: [4.6/4.7 Regression] ICE: in convert_move, at expr.c:326 with -fopenmp and parallel for

[zsojka at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51339

             Bug #: 51339
           Summary: [4.6/4.7 Regression] ICE: in convert_move, at
                    expr.c:326 with -fopenmp and parallel for
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: zso...@seznam.cz
              Host: x86_64-pc-linux-gnu
            Target: x86_64-pc-linux-gnu


Created attachment 25941
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25941
reduced testcase (from libgomp.c/pr26943-4.c)

Compiler output:
$ gcc -fopenmp testcase.c 
testcase.c: In function 'foo._omp_fn.0':
testcase.c:7:9: internal compiler error: in convert_move, at expr.c:330
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

Tested revisions:
r181770 - crash
4.6 r180325 - crash
4.5 r180325 - crash
4.4 r180325 - crash