# HG changeset patch
# User Shinji KONO <kono@ie.u-ryukyu.ac.jp>
# Date 1478673802 -32400
# Node ID 4f6a660c14a1c64b5160fc17cf0102d6c30b372d
# Parent  f31b4e4bf4bb79853e456364f66c2c31ecec0bf0
stack interface worked

diff -r f31b4e4bf4bb -r 4f6a660c14a1 src/parallel_execution/origin_cs.c
--- a/src/parallel_execution/origin_cs.c	Wed Nov 09 13:26:53 2016 +0900
+++ b/src/parallel_execution/origin_cs.c	Wed Nov 09 15:43:22 2016 +0900
@@ -3,7 +3,7 @@
 #include "context.h"
 
 __code meta(struct Context* context, enum Code next) {
-    printf("meta %d\n",next);
+    // printf("meta %d\n",next);
     goto (context->code[next])(context);
 }
 
diff -r f31b4e4bf4bb -r 4f6a660c14a1 src/parallel_execution/rb_tree.c
--- a/src/parallel_execution/rb_tree.c	Wed Nov 09 13:26:53 2016 +0900
+++ b/src/parallel_execution/rb_tree.c	Wed Nov 09 15:43:22 2016 +0900
@@ -205,7 +205,7 @@
 __code insertCase5(struct Context* context, struct Traverse* traverse,struct Stack *nodeStack) {
     nodeStack->stack = (union Data*)traverse->nodeStack;
     nodeStack->next = InsertCase51;
-    goto meta(context, traverse->nodeStack->get2);
+    goto meta(context, traverse->nodeStack->pop2);
 }
 
 __code insert5_stub(struct Context* context) {
@@ -309,7 +309,7 @@
 
 __code stackClear(struct Context* context, struct Traverse* traverse) {
     traverse->current = 0;
-    struct SingleLinkedStack* nodeStack = &context->data[Traverse]->traverse.nodeStack->stack->singleLinkedStack;
+    struct SingleLinkedStack* nodeStack = (struct SingleLinkedStack*)traverse->nodeStack->stack;
     nodeStack->top = NULL;
 
     goto meta(context, context->next);
diff -r f31b4e4bf4bb -r 4f6a660c14a1 src/parallel_execution/stack.c
--- a/src/parallel_execution/stack.c	Wed Nov 09 13:26:53 2016 +0900
+++ b/src/parallel_execution/stack.c	Wed Nov 09 15:43:22 2016 +0900
@@ -90,7 +90,10 @@
 }
 
 __code getSingleLinkedStack(struct Context* context, struct SingleLinkedStack* stack, union Data** data, enum Code next) {
-    *data = stack->top->data;
+    if (stack->top)
+        *data = stack->top->data;
+    else
+        *data = NULL;
     goto meta(context, next);
 }