re PR middle-end/61111 (Infinite recursion between fold_build2_stat_loc and fold_binary_loc)

2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>

	PR middle-end/61111
	* fold-const.c (fold_binary_loc): Changed width of mask.

From-SVN: r210274

gcc/ChangeLog

+2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	PR middle-end/61111
+	* fold-const.c (fold_binary_loc): Changed width of mask.
+
 2014-05-09  Georg-Johann Lay  <avr@gjlay.de>
 
 	* config/avr/avr-fixed.md (round<mode>3): Use -1U instead of -1 in

gcc/fold-const.c

@@ -11358,7 +11358,7 @@ fold_binary_loc (location_t loc,
 	  wide_int c3 = c1.and_not (c2);
 	  for (w = BITS_PER_UNIT; w <= width; w <<= 1)
 	    {
-	      wide_int mask = wi::mask (width - w, false,
+	      wide_int mask = wi::mask (w, false,
 					TYPE_PRECISION (type));
 	      if (((c1 | c2) & mask) == mask && c1.and_not (mask) == 0)
 		{