[llvm] eb63819 - [CodeGen] Disable default copy ctor and copy assignment operator for InterferenceCache

[Bing1 Yu via llvm-commits]

Author: Bing1 Yu
Date: 2023-06-07T14:29:15+08:00
New Revision: eb63819b51c85bbe9049e9c3a7fa9e56bdfda118

URL: https://github.com/llvm/llvm-project/commit/eb63819b51c85bbe9049e9c3a7fa9e56bdfda118
DIFF: https://github.com/llvm/llvm-project/commit/eb63819b51c85bbe9049e9c3a7fa9e56bdfda118.diff

LOG: [CodeGen] Disable default copy ctor and copy assignment operator for InterferenceCache

Reviewed By: pengfei

Differential Revision: https://reviews.llvm.org/D152235

Added: 
    

Modified: 
    llvm/lib/CodeGen/InterferenceCache.h

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/InterferenceCache.h b/llvm/lib/CodeGen/InterferenceCache.h
index c69822d815781..2a176b4f2cf7b 100644
--- a/llvm/lib/CodeGen/InterferenceCache.h
+++ b/llvm/lib/CodeGen/InterferenceCache.h
@@ -156,7 +156,8 @@ class LLVM_LIBRARY_VISIBILITY InterferenceCache {
 
 public:
   InterferenceCache() = default;
-
+  InterferenceCache &operator=(const InterferenceCache &other) = delete;
+  InterferenceCache(const InterferenceCache &other) = delete;
   ~InterferenceCache() {
     free(PhysRegEntries);
   }