fixed compare with symconsts

diff --git a/ir/be/ia32/ia32_transform.c b/ir/be/ia32/ia32_transform.c
index 9ce2274..1903353 100644 (file)
--- a/ir/be/ia32/ia32_transform.c
+++ b/ir/be/ia32/ia32_transform.c
@@ -1487,7 +1487,9 @@ static ir_node *gen_Cond(ia32_transform_env_t *env) {
                        pn_Cmp pnc = get_Proj_proj(sel);
 
                        if ((pnc == pn_Cmp_Eq || pnc == pn_Cmp_Lg) && mode_is_int(get_irn_mode(expr))) {
-                               if (classify_tarval(get_ia32_Immop_tarval(cnst)) == TV_CLASSIFY_NULL) {
+                               if (get_ia32_op_type(cnst) == ia32_Const &&
+                                       classify_tarval(get_ia32_Immop_tarval(cnst)) == TV_CLASSIFY_NULL)
+                               {
                                        /* a Cmp A =/!= 0 */
                                        ir_node    *op1  = expr;
                                        ir_node    *op2  = expr;