+2007-09-10 Hans-Peter Nilsson <hp@axis.com>
+
+ * simplify-rtx.c (simplify_relational_operation_1): For recent
+ canonicalization, don't recurse if op1 equals both PLUS arguments.
+
2007-09-09 David Daney <ddaney@avtrex.com>
* optabs.c (expand_sync_operation): Use plus insn if minus
/* Canonicalize (LTU/GEU (PLUS a b) b) as (LTU/GEU (PLUS a b) a). */
if ((code == LTU || code == GEU)
&& GET_CODE (op0) == PLUS
- && rtx_equal_p (op1, XEXP (op0, 1)))
+ && rtx_equal_p (op1, XEXP (op0, 1))
+ /* Don't recurse "infinitely" for (LTU/GEU (PLUS b b) b). */
+ && !rtx_equal_p (op1, XEXP (op0, 0)))
return simplify_gen_relational (code, mode, cmp_mode, op0, XEXP (op0, 0));
if (op1 == const0_rtx)