X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Ftree-ssa-threadedge.c;h=6ae5d3e5468df2f1b4f3b88a4dbb4b2fe5fe8e18;hp=cc98867b6eccd34e3be8af446d2a95ca2f6a51ef;hb=4266946e4489968a311f38add4dda93b0d6802c1;hpb=2a5af6bfe776fbcd5d4e5de33072bd8a36d1bcea

diff --git a/gcc/tree-ssa-threadedge.c b/gcc/tree-ssa-threadedge.c
index cc98867b6ec..6ae5d3e5468 100644
--- a/gcc/tree-ssa-threadedge.c
+++ b/gcc/tree-ssa-threadedge.c
@@ -84,18 +84,20 @@ static tree
 lhs_of_dominating_assert (tree op, basic_block bb, tree stmt)
 {
   imm_use_iterator imm_iter;
-  use_operand_p imm_use;
+  tree use_stmt;
+  use_operand_p use_p;
 
-  FOR_EACH_IMM_USE_SAFE (imm_use, imm_iter, op)
+  FOR_EACH_IMM_USE_FAST (use_p, imm_iter, op)
     {
-      tree use_stmt = USE_STMT (imm_use);
-
+      use_stmt = USE_STMT (use_p);
       if (use_stmt != stmt
           && TREE_CODE (use_stmt) == MODIFY_EXPR
           && TREE_CODE (TREE_OPERAND (use_stmt, 1)) == ASSERT_EXPR
           && TREE_OPERAND (TREE_OPERAND (use_stmt, 1), 0) == op
 	  && dominated_by_p (CDI_DOMINATORS, bb, bb_for_stmt (use_stmt)))
-	op = TREE_OPERAND (use_stmt, 0);
+	{
+	  return TREE_OPERAND (use_stmt, 0);
+	}
     }
   return op;
 }
@@ -120,7 +122,7 @@ remove_temporary_equivalences (VEC(tree, heap) **stack)
 
       dest = VEC_pop (tree, *stack);
 
-      /* A NULL value indicates we should stop unwinding, oherwise
+      /* A NULL value indicates we should stop unwinding, otherwise
 	 pop off the next entry as they're recorded in pairs.  */
       if (dest == NULL)
 	break;