re PR target/42495 (redundant memory load)

	PR target/42495
	PR middle-end/42574
	* gcse.c (hoist_expr_reaches_here_p): Remove excessive check.

From-SVN: r162592

gcc/ChangeLog

 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
 
+	PR target/42495
+	PR middle-end/42574
+	* gcse.c (hoist_expr_reaches_here_p): Remove excessive check.
+
+2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
 	* gcse.c (hoist_code): Generate new pseudo for every new set insn.
 
 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>

gcc/gcse.c

@@ -4335,9 +4335,6 @@ hoist_expr_reaches_here_p (basic_block expr_bb, int expr_index, basic_block bb,
       else if (visited[pred_bb->index])
 	continue;
 
-      /* Does this predecessor generate this expression?  */
-      else if (TEST_BIT (comp[pred_bb->index], expr_index))
-	break;
       else if (! TEST_BIT (transp[pred_bb->index], expr_index))
 	break;