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fix asan int overflow in hash

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This commit is contained in:
Erwin Coumans
2019-09-05 17:42:18 -07:00
parent 9cf50846d6
commit 74abd99192
1 changed files with 2 additions and 2 deletions
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4
examples/SharedMemory/plugins/collisionFilterPlugin/collisionFilterPlugin.cpp
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@@ -25,7 +25,7 @@ struct b3CustomCollisionFilter
int obB = ((m_objectUniqueIdB & 0xf) << 8);
int linkA = ((m_linkIndexA & 0xff) << 16);
int linkB = ((m_linkIndexB & 0xff) << 24);
int key = obA + obB + linkA + linkB;
long long int key = obA + obB + linkA + linkB;
// Thomas Wang's hash
key += ~(key << 15);
key ^= (key >> 10);
@@ -33,7 +33,7 @@ struct b3CustomCollisionFilter
key ^= (key >> 6);
key += ~(key << 11);
key ^= (key >> 16);
return key;
return (int) key;
}
bool equals(const b3CustomCollisionFilter& other) const
{