diff options
Diffstat (limited to 'include/llvm/ADT')
| -rw-r--r-- | include/llvm/ADT/StringMap.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/ADT/StringMap.h b/include/llvm/ADT/StringMap.h index 86e8546..4821938 100644 --- a/include/llvm/ADT/StringMap.h +++ b/include/llvm/ADT/StringMap.h @@ -216,6 +216,14 @@ public: static const StringMapEntry &GetStringMapEntryFromValue(const ValueTy &V) { return GetStringMapEntryFromValue(const_cast<ValueTy&>(V)); } + + /// GetStringMapEntryFromKeyData - Given key data that is known to be embedded + /// into a StringMapEntry, return the StringMapEntry itself. + static StringMapEntry &GetStringMapEntryFromKeyData(const char *KeyData) { + char *Ptr = const_cast<char*>(KeyData) - sizeof(StringMapEntry<ValueTy>); + return *reinterpret_cast<StringMapEntry*>(Ptr); + } + /// Destroy - Destroy this StringMapEntry, releasing memory back to the /// specified allocator. |