- do not lower Sels to outer frame

[libfirm] / ir / lower / lower_switch.c

diff --git a/ir/lower/lower_switch.c b/ir/lower/lower_switch.c
index 413385e..6524b34 100644 (file)
--- a/ir/lower/lower_switch.c
+++ b/ir/lower/lower_switch.c
@@ -99,7 +99,7 @@ static int casecmp(const void *a, const void *b)
 {
        const case_data_t *cda = a;
        const case_data_t *cdb = b;
-       return cda->value - cdb->value;
+       return (cda->value > cdb->value) - (cda->value < cdb->value);
 }
 
 /**
@@ -135,6 +135,7 @@ static void create_if_cascade(ifcas_env_t *env, ir_node *curblock,
                set_Block_cfgpred(curcases[0].target, 0, new_Proj(cond, mode_X, pn_Cond_true));
                in[0] = new_Proj(cond, mode_X, pn_Cond_false);
                neblock = new_Block(1, in);
+               set_cur_block(neblock);
 
                /* second part: "else if(sel == val[1]) goto target[1] else goto default;" */
                val  = new_Const_long(get_irn_mode(env->sel), curcases[1].value);
@@ -160,6 +161,7 @@ static void create_if_cascade(ifcas_env_t *env, ir_node *curblock,
                set_cur_block(curblock);
                in[0] = new_Proj(cond, mode_X, pn_Cond_false);
                geblock = new_Block(1, in);
+               set_cur_block(geblock);
 
                create_if_cascade(env, ltblock, curcases, midcase);
                create_if_cascade(env, geblock, curcases + midcase, numcases - midcase);