[clang] [CIR][NFC] Fix an unused variable warning (PR #136431)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clangir

Author: Amr Hesham (AmrDeveloper)

<details>
<summary>Changes</summary>

This fixes a warning where a variable assigned in 'if' statement wasn't referenced again.

---
Full diff: https://github.com/llvm/llvm-project/pull/136431.diff


1 Files Affected:

- (modified) clang/lib/CIR/CodeGen/CIRGenTypes.cpp (+2-2) 


``````````diff
diff --git a/clang/lib/CIR/CodeGen/CIRGenTypes.cpp b/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
index c286aef360b01..1e1a2c4fee585 100644
--- a/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenTypes.cpp
@@ -153,7 +153,7 @@ isSafeToConvert(const RecordDecl *rd, CIRGenTypes &cgt,
   // out, don't do it.  This includes virtual base classes which get laid out
   // when a class is translated, even though they aren't embedded by-value into
   // the class.
-  if (const CXXRecordDecl *crd = dyn_cast<CXXRecordDecl>(rd)) {
+  if (isa<CXXRecordDecl>(rd)) {
     assert(!cir::MissingFeatures::cxxSupport());
     cgt.getCGModule().errorNYI(rd->getSourceRange(),
                                "isSafeToConvert: CXXRecordDecl");
@@ -237,7 +237,7 @@ mlir::Type CIRGenTypes::convertRecordDeclType(const clang::RecordDecl *rd) {
   assert(insertResult && "isSafeToCovert() should have caught this.");
 
   // Force conversion of non-virtual base classes recursively.
-  if (const auto *cxxRecordDecl = dyn_cast<CXXRecordDecl>(rd)) {
+  if (isa<CXXRecordDecl>(rd)) {
     cgm.errorNYI(rd->getSourceRange(), "CXXRecordDecl");
   }
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/136431