[clang] 94938d7 - [Syntax] Prevent (accidentally) copying TokenBuffer

[Sam McCall via cfe-commits]

Author: Sam McCall
Date: 2020-03-28T00:09:09+01:00
New Revision: 94938d7d41cd11c4539ff93b801fe53cb4fddba2

URL: https://github.com/llvm/llvm-project/commit/94938d7d41cd11c4539ff93b801fe53cb4fddba2
DIFF: https://github.com/llvm/llvm-project/commit/94938d7d41cd11c4539ff93b801fe53cb4fddba2.diff

LOG: [Syntax] Prevent (accidentally) copying TokenBuffer

Added: 
    

Modified: 
    clang/include/clang/Tooling/Syntax/Tokens.h

Removed: 
    


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diff  --git a/clang/include/clang/Tooling/Syntax/Tokens.h b/clang/include/clang/Tooling/Syntax/Tokens.h
index 2ee840074810..e9918eac7845 100644
--- a/clang/include/clang/Tooling/Syntax/Tokens.h
+++ b/clang/include/clang/Tooling/Syntax/Tokens.h
@@ -176,6 +176,12 @@ llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const Token &T);
 class TokenBuffer {
 public:
   TokenBuffer(const SourceManager &SourceMgr) : SourceMgr(&SourceMgr) {}
+
+  TokenBuffer(TokenBuffer &&) = default;
+  TokenBuffer(const TokenBuffer &) = delete;
+  TokenBuffer &operator=(TokenBuffer &&) = default;
+  TokenBuffer &operator=(const TokenBuffer &) = delete;
+
   /// All tokens produced by the preprocessor after all macro replacements,
   /// directives, etc. Source locations found in the clang AST will always
   /// point to one of these tokens.