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make lookup failures not fatal.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109530 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-07-27 18:59:50 +00:00
parent 977fa34df8
commit 90f8795e1c
1 changed files with 6 additions and 1 deletions
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7
include/llvm/ADT/ScopedHashTable.h
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@ -139,7 +139,12 @@ public:
}
V lookup(const K &Key) {
return TopLevelMap[Key]->getValue();
typename DenseMap<K, ScopedHashTableVal<K, V, KInfo>*, KInfo>::iterator
I = TopLevelMap.find(Key);
if (I != TopLevelMap.end())
return I->second->getValue();
return V();
}
void insert(const K &Key, const V &Val) {