Daniel Dunbar df21c6e203 Supply finished flag to EmitBlock for common statements which use ...

landing pads.
 - Primarily a cleanliness issue instead of a performance issue (this
   eliminates all blocks w/o predecessors on 176.gcc/expr.c), but this
   also allows subsequent code to recognize it is unreachable and
   potentially avoid IRgen.

llvm-svn: 59211

2008-11-13 01:54:24 +00:00

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