gimple-fold.c (fold_gimple_assign): Remove folding of GIMPLE_BINARY_RHS.

2015-07-31  Richard Biener  <rguenther@suse.de>

	* gimple-fold.c (fold_gimple_assign): Remove folding of
	GIMPLE_BINARY_RHS.

From-SVN: r226429

gcc/ChangeLog

+2015-07-31  Richard Biener  <rguenther@suse.de>
+
+	* gimple-fold.c (fold_gimple_assign): Remove folding of
+	GIMPLE_BINARY_RHS.
+
 2015-07-31  Tom de Vries  <tom@codesourcery.com>
 
 	PR tree-optimization/66846

gcc/gimple-fold.c

@@ -413,20 +413,6 @@ fold_gimple_assign (gimple_stmt_iterator *si)
       break;
 
     case GIMPLE_BINARY_RHS:
-      if (TREE_CODE_CLASS (subcode) != tcc_comparison)
-	{
-	  result = fold_binary_loc (loc, subcode,
-				    TREE_TYPE (gimple_assign_lhs (stmt)),
-				    gimple_assign_rhs1 (stmt),
-				    gimple_assign_rhs2 (stmt));
-
-	  if (result)
-	    {
-	      STRIP_USELESS_TYPE_CONVERSION (result);
-	      if (valid_gimple_rhs_p (result))
-		return result;
-	    }
-	}
       break;
 
     case GIMPLE_TERNARY_RHS: