2011-12-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/51481
	* gimple-fold.c (gimple_fold_call): Call
	maybe_clean_or_replace_eh_stmt.  Avoid optimization if stmt has EH
	edges, but gimple_fold_builtin result can't throw.

From-SVN: r182284