[llvm] AMDGPU: Try to fix leak in AMDGPULibFunc (PR #182583)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>

I don't know why this was trying to do placement do. I guess
this was overriding the unique_ptr, bypassing its destructor.

---
Full diff: https://github.com/llvm/llvm-project/pull/182583.diff


1 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/AMDGPULibFunc.cpp (+1-1) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/AMDGPULibFunc.cpp b/llvm/lib/Target/AMDGPU/AMDGPULibFunc.cpp
index 68d617e343b99..55faaa4289082 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPULibFunc.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPULibFunc.cpp
@@ -1176,7 +1176,7 @@ AMDGPULibFunc::AMDGPULibFunc(const AMDGPULibFunc &F) {
 AMDGPULibFunc &AMDGPULibFunc::operator=(const AMDGPULibFunc &F) {
   if (this == &F)
     return *this;
-  new (this) AMDGPULibFunc(F);
+  *this = AMDGPULibFunc(F);
   return *this;
 }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/182583