Bugfix: - lower_Proj is also called for call-result- or function-param-projs

[r8330]

diff --git a/ir/lower/lower_dw.c b/ir/lower/lower_dw.c
index 88da4d4..8cb855e 100644 (file)
--- a/ir/lower/lower_dw.c
+++ b/ir/lower/lower_dw.c
@@ -2156,8 +2156,12 @@ static void lower_Proj(ir_node *node, ir_mode *mode, lower_env_t *env) {
        if (env->entries[idx] == NULL)
                return;
 
-       cmp = get_Proj_pred(node);
-       l = get_Cmp_left(cmp);
+       cmp  = get_Proj_pred(node);
+
+       if (! is_Cmp(cmp))
+               return;
+
+       l    = get_Cmp_left(cmp);
        lidx = get_irn_idx(l);
        if (! env->entries[lidx]->low_word) {
                /* still not ready */
@@ -2165,7 +2169,7 @@ static void lower_Proj(ir_node *node, ir_mode *mode, lower_env_t *env) {
                return;
        }  /* if */
 
-       r = get_Cmp_right(cmp);
+       r    = get_Cmp_right(cmp);
        ridx = get_irn_idx(r);
        if (! env->entries[ridx]->low_word) {
                /* still not ready */