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Fixing expensive list checks. Debug only commit.
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parent
b5ca6a79d3
commit
8d706aedba
13
lib/lists.c
13
lib/lists.c
@ -35,11 +35,12 @@ check_list(list *l, node *n)
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if (!l)
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{
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ASSERT_DIE(n);
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ASSERT_DIE(n->prev);
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do { n = n->prev; } while (n->prev);
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node *nn = n;
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while (nn->prev)
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nn = nn->prev;
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l = SKIP_BACK(list, head_node, n);
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l = SKIP_BACK(list, head_node, nn);
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}
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int seen = 0;
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@ -60,7 +61,7 @@ check_list(list *l, node *n)
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}
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ASSERT_DIE(cur == &(l->tail_node));
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ASSERT_DIE(!n || (seen == 1));
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ASSERT_DIE(!n || (seen == 1) || (n == &l->head_node) || (n == &l->tail_node));
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return 1;
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}
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@ -129,7 +130,7 @@ self_link(node *n)
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LIST_INLINE void
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insert_node(node *n, node *after)
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{
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EXPENSIVE_CHECK(check_list(l, after));
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EXPENSIVE_CHECK(check_list(NULL, after));
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ASSUME(n->prev == NULL);
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ASSUME(n->next == NULL);
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@ -150,7 +151,7 @@ insert_node(node *n, node *after)
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LIST_INLINE void
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rem_node(node *n)
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{
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EXPENSIVE_CHECK(check_list(NULL, n));
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EXPENSIVE_CHECK((n == n->prev) && (n == n->next) || check_list(NULL, n));
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node *z = n->prev;
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node *x = n->next;
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