[clang] cb63fa0 - [NFC][clang] Fix static analyzer concerns

[via cfe-commits]

Author: Podchishchaeva, Mariya
Date: 2023-07-26T08:40:40-07:00
New Revision: cb63fa00d1f723e3b4e2fb5e6645595eb0a6e84c

URL: https://github.com/llvm/llvm-project/commit/cb63fa00d1f723e3b4e2fb5e6645595eb0a6e84c
DIFF: https://github.com/llvm/llvm-project/commit/cb63fa00d1f723e3b4e2fb5e6645595eb0a6e84c.diff

LOG: [NFC][clang] Fix static analyzer concerns

TypeLocBuilder frees resources in the destructor but doesn't have
user-written copy c'tor or assignment operator, so copying it using
default ones can cause double free.

Reviewed By: aaron.ballman

Differential Revision: https://reviews.llvm.org/D156222

Added: 
    

Modified: 
    clang/lib/Sema/TypeLocBuilder.h

Removed: 
    


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diff  --git a/clang/lib/Sema/TypeLocBuilder.h b/clang/lib/Sema/TypeLocBuilder.h
index d413d74b74ff99..15eb2226cdf7f4 100644
--- a/clang/lib/Sema/TypeLocBuilder.h
+++ b/clang/lib/Sema/TypeLocBuilder.h
@@ -53,6 +53,9 @@ class TypeLocBuilder {
       delete[] Buffer;
   }
 
+  TypeLocBuilder(const TypeLocBuilder &) = delete;
+  TypeLocBuilder &operator=(const TypeLocBuilder &) = delete;
+
   /// Ensures that this buffer has at least as much capacity as described.
   void reserve(size_t Requested) {
     if (Requested > Capacity)