Disable the StringMapEntry copy constructor, to make sure we

reject things like: "for (auto Entry : SomeStringMap)".  Previously
this would copy the value but not the tail allocated string data
(the key).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182713 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/ADT/StringMap.h b/include/llvm/ADT/StringMap.h
index 197230e1facf05d91a039ab197bb82f54eb112e6..0838ebe91f1ba51545e46234e336e63990249311 100644 (file)
--- a/include/llvm/ADT/StringMap.h
+++ b/include/llvm/ADT/StringMap.h
@@ -116,6 +116,7 @@ public:
 /// and data.
 template<typename ValueTy>
 class StringMapEntry : public StringMapEntryBase {
+  StringMapEntry(StringMapEntry &E) LLVM_DELETED_FUNCTION;
 public:
   ValueTy second;