Fix wrong emitter specifications of CvtSI2SS and CvtSI2SD.

[libfirm] / ir / opt / opt_confirms.c

diff --git a/ir/opt/opt_confirms.c b/ir/opt/opt_confirms.c
index a0f7ceb..861051e 100644 (file)
--- a/ir/opt/opt_confirms.c
+++ b/ir/opt/opt_confirms.c
@@ -184,9 +184,7 @@ int value_not_null(ir_node *n, ir_node **confirm) {
        if (op == op_SymConst && get_SymConst_kind(n) == symconst_addr_ent)
                return 1;
        if (op == op_Const) {
-               tarval *tv = get_Const_tarval(n);
-
-               if (tv != tarval_bad && !tarval_is_null(tv))
+               if (!is_Const_null(n))
                        return 1;
        } else {
                for (; is_Confirm(n); n = skip_Cast(get_Confirm_value(n))) {