[Bug tree-optimization/46880] New: [4.6 Regression] g++.dg/other/pr40446.C FAILs with custom flags

[zsojka at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46880

           Summary: [4.6 Regression] g++.dg/other/pr40446.C FAILs with
                    custom flags
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: zsojka@seznam.cz
              Host: x86_64-pc-linux-gnu
            Target: x86_64-pc-linux-gnu


Created attachment 22702
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22702
reduced testcase

Compiler output:
$ g++ -O -fgcse -fstack-protector-all -funroll-loops -fschedule-insns
-fsched-pressure pr40446.ii
$ ./a.out 
Aborted

Tested revisions:
r167643 - fail
r167556 - fail
r165699 - OK