reinterpret_cast

2008-03-21 11:41:00 +00:00 · 2008-03-21 11:41:00 +00:00 · 4ed9feda5e
parent c1f9f28043
commit 4ed9feda5e
1 changed files with 2 additions and 1 deletions
--- a/dtool/src/dtoolbase/stl_compares.I
+++ b/dtool/src/dtoolbase/stl_compares.I
@ -124,7 +124,8 @@ is_equal(const Key &a, const Key &b) const {
 template<class Key, class Compare>
 INLINE size_t integer_hash<Key, Compare>::
 add_hash(size_t hash, const Key &key) {
-  PN_uint32 key32 = (PN_uint32)key;
+  // We don't mind if this loses precision.
+  PN_uint32 key32 = (PN_uint32)reinterpret_cast<unsigned long>(key);
  return AddHash::add_hash(hash, &key32, 1);
 }