/// @name Mutators
/// @{
public:
- /// insert - The method inserts a new entry into the stringmap.
+ /// insert - The method inserts a new entry into the stringmap. This will
+ /// replace existing entry, if any.
void insert(StringRef Name, NamedMDNode *Node) {
- (void) mmap.GetOrCreateValue(Name, Node);
+ StringMapEntry<NamedMDNode *> &Entry =
+ mmap.GetOrCreateValue(Name, Node);
+ if (Entry.getValue() != Node) {
+ mmap.remove(&Entry);
+ (void) mmap.GetOrCreateValue(Name, Node);
+ }
}
/// This method removes a NamedMDNode from the symbol table.