Don't dereference an invalid pointer if string is empty.
llvm-svn: 46781
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487e527fcf
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c107b133ba
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@ -273,7 +273,7 @@ public:
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return find(Key, Key + strlen(Key));
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}
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iterator find(const std::string &Key) {
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const char* key_start = &Key[0];
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const char* key_start = (Key.empty() ? NULL : &Key[0]);
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return find(key_start, key_start + Key.size());
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}
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@ -286,7 +286,7 @@ public:
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return find(Key, Key + strlen(Key));
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}
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const_iterator find(const std::string &Key) const {
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const char* key_start = &Key[0];
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const char* key_start = (Key.empty() ? NULL : &Key[0]);
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return find(key_start, key_start + Key.size());
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}
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@ -295,7 +295,7 @@ public:
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return entry.getValue();
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}
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ValueTy& operator[](const std::string &Key) {
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const char* key_start = &Key[0];
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const char* key_start = (Key.empty() ? NULL : &Key[0]);
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value_type& entry = GetOrCreateValue(key_start, key_start + Key.size());
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return entry.getValue();
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}
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@ -307,7 +307,7 @@ public:
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return count(Key, Key + strlen(Key));
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}
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size_type count(const std::string &Key) const {
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const char* key_start = &Key[0];
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const char* key_start = (Key.empty() ? NULL : &Key[0]);
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return count(key_start, key_start + Key.size());
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}
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