changed to_appear_in_schedule: 1 - yes, 0 - no, -1 - don't know

[libfirm] / ir / be / belistsched.c

diff --git a/ir/be/belistsched.c b/ir/be/belistsched.c
index 3aedf5b..b172575 100644 (file)
--- a/ir/be/belistsched.c
+++ b/ir/be/belistsched.c
@@ -138,12 +138,12 @@ static void *trivial_init_block(void *graph_env, ir_node *bl)
 
 static INLINE int must_appear_in_schedule(const list_sched_selector_t *sel, void *block_env, const ir_node *irn)
 {
-       int res = 0;
+       int res = -1;
 
        if(sel->to_appear_in_schedule)
                res = sel->to_appear_in_schedule(block_env, irn);
 
-       return res || to_appear_in_schedule(irn) || be_is_Keep(irn) || be_is_RegParams(irn);
+       return res >= 0 ? res : (to_appear_in_schedule(irn) || be_is_Keep(irn) || be_is_RegParams(irn));
 }
 
 static const list_sched_selector_t trivial_selector_struct = {