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-rw-r--r--src/trie.cpp11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/trie.cpp b/src/trie.cpp
index 2a21a5f..baa5c8d 100644
--- a/src/trie.cpp
+++ b/src/trie.cpp
@@ -43,8 +43,11 @@ xs::trie_t::trie_t () :
xs::trie_t::~trie_t ()
{
- if (count == 1)
+ if (count == 1) {
+ xs_assert (next.node);
delete next.node;
+ next.node = 0;
+ }
else if (count > 1) {
for (unsigned short i = 0; i != count; ++i)
if (next.table [i])
@@ -154,8 +157,10 @@ bool xs::trie_t::rm (unsigned char *prefix_, size_t size_)
if (next_node->is_redundant ()) {
delete next_node;
- if (count == 1)
+ if (count == 1) {
next.node = 0;
+ count = 0;
+ }
else
next.table [c - min] = 0;
--live_nodes;
@@ -242,7 +247,7 @@ void xs::trie_t::apply_helper (
}
}
-bool xs::trie_t::is_redundant() const
+bool xs::trie_t::is_redundant () const
{
return refcnt == 0 && live_nodes == 0;
}