The problem was in unchecked dyn_cast inside of Input::createHNodes.
Patch by Roman Kashitsyn!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215205
91177308-0d34-0410-b5e6-
96231b3b80d8
} else if (MappingNode *Map = dyn_cast<MappingNode>(N)) {
MapHNode *mapHNode = new MapHNode(N);
for (KeyValueNode &KVN : *Map) {
- ScalarNode *KeyScalar = dyn_cast<ScalarNode>(KVN.getKey());
+ Node *KeyNode = KVN.getKey();
+ ScalarNode *KeyScalar = dyn_cast<ScalarNode>(KeyNode);
+ if (!KeyScalar) {
+ setError(KeyNode, "Map key must be a scalar");
+ break;
+ }
StringStorage.clear();
StringRef KeyStr = KeyScalar->getValue(StringStorage);
if (!StringStorage.empty()) {
}
}
+TEST(YAMLIO, TestMalformedMapRead) {
+ FooBar doc;
+ Input yin("{foo: 3; bar: 5}", nullptr, suppressErrorMessages);
+ yin >> doc;
+ EXPECT_TRUE(!!yin.error());
+}
+
//
// Test the reading of a yaml sequence of mappings
//