[Bug tree-optimization/64284] New: [5 Regression] ICE: Segmentation fault

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64284

            Bug ID: 64284
           Summary: [5 Regression] ICE: Segmentation fault
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: rguenth at gcc dot gnu.org

Created attachment 34265
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34265&action=edit
preprocessed source

> ./cc1 -quiet scp.i -O2
scp.c: In function 'shell_quotearg':
scp.c:126:1: internal compiler error: Segmentation fault
0xd473a0 crash_signal
        /space/rguenther/src/svn/trunk2/gcc/toplev.c:358
0xf8bde8 thread_through_loop_header
        /space/rguenther/src/svn/trunk2/gcc/tree-ssa-threadupdate.c:1869
0xf8d8e8 thread_through_all_blocks(bool)
        /space/rguenther/src/svn/trunk2/gcc/tree-ssa-threadupdate.c:2570
0x1027bd9 finalize_jump_threads
        /space/rguenther/src/svn/trunk2/gcc/tree-vrp.c:10151
0x1027fd6 execute_vrp
        /space/rguenther/src/svn/trunk2/gcc/tree-vrp.c:10305
0x102825c execute
        /space/rguenther/src/svn/trunk2/gcc/tree-vrp.c:10368
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