[llvm] [NFC][SandboxVectorizer] Disable default copy CTOR/assigment for SchedBundle. (PR #121846)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-vectorizers

@llvm/pr-subscribers-llvm-transforms

Author: None (offsake)

<details>
<summary>Changes</summary>

Explicitly disable copy CTOR/assigment for SchedBundle to avoid acsidentional
usage of default versions that do not handle Nodes copies properly.
A developer will need to implement them once required.


---
Full diff: https://github.com/llvm/llvm-project/pull/121846.diff


1 Files Affected:

- (modified) llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/Scheduler.h (+4) 


``````````diff
diff --git a/llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/Scheduler.h b/llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/Scheduler.h
index 3959f84c601e04..9b68d47ce39aac 100644
--- a/llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/Scheduler.h
+++ b/llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/Scheduler.h
@@ -79,6 +79,10 @@ class SchedBundle {
     for (auto *N : this->Nodes)
       N->setSchedBundle(*this);
   }
+  /// Copy CTOR (unimplemented).
+  SchedBundle(const SchedBundle &Other) = delete;
+  /// Copy Assignment (unimplemented).
+  SchedBundle &operator=(const SchedBundle &Other) = delete;
   ~SchedBundle() {
     for (auto *N : this->Nodes)
       N->clearSchedBundle();

``````````

</details>


https://github.com/llvm/llvm-project/pull/121846