[Bug middle-end/54957] Two crashes introduced by rev192488

[eraman at google dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54957

Easwaran Raman <eraman at google dot com> changed:

           What    |Removed                     |Added
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  Attachment #28465|0                           |1
        is obsolete|                            |

--- Comment #8 from Easwaran Raman <eraman at google dot com> 2012-10-17 18:56:14 UTC ---
Created attachment 28466
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28466
Proposed patch

Handle the possibility that stmt_bb may be NULL in emit_case_dispatch_table.
Untested.