[Bug middle-end/59150] New: [4.9 Regression] ICE: in expand_one_var, at cfgexpand.c:1242 with -fopenmp

["zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59150

            Bug ID: 59150
           Summary: [4.9 Regression] ICE: in expand_one_var, at
                    cfgexpand.c:1242 with -fopenmp
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
          Assignee: unassigned at gcc dot gnu.org
          Reporter: zsojka at seznam dot cz

Created attachment 31228
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31228&action=edit
reduced testcase

Compiler output:
$ gcc -O -fopenmp -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce testcase.C
testcase.C: In function 'void foo(S)':
testcase.C:13:6: internal compiler error: in expand_one_var, at
cfgexpand.c:1242
 void foo (S s)
      ^
0x8a83ae expand_one_var
        /mnt/svn/gcc-trunk/gcc/cfgexpand.c:1236
0x8a93a1 expand_used_vars
        /mnt/svn/gcc-trunk/gcc/cfgexpand.c:1633
0x8b2ada gimple_expand_cfg
        /mnt/svn/gcc-trunk/gcc/cfgexpand.c:5552
0x8b2ada execute
        /mnt/svn/gcc-trunk/gcc/cfgexpand.c:5896
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:
r204836 - crash
4.8 r200234 - OK