[clang] [CIR] Handle const evaluated variable values (PR #205512)

[via cfe-commits]

llvmorg-github-actions[bot] wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Akimasa Watanuki (Men-cotton)

<details>
<summary>Changes</summary>

Match the `VarDecl::evaluateValue()` contract updated by #<!-- -->205033 in CIR constant emission.

---
Full diff: https://github.com/llvm/llvm-project/pull/205512.diff


1 Files Affected:

- (modified) clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp (+1-1) 


``````````diff
diff --git a/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp b/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
index 6c64d7571795a..c29b66ac2f8bc 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprConstant.cpp
@@ -1725,7 +1725,7 @@ mlir::Attribute ConstantEmitter::tryEmitPrivateForVarInit(const VarDecl &d) {
 
   // Try to emit the initializer.  Note that this can allow some things that
   // are not allowed by tryEmitPrivateForMemory alone.
-  if (APValue *value = d.evaluateValue())
+  if (const APValue *value = d.evaluateValue())
     return tryEmitPrivateForMemory(*value, destType);
 
   return {};

``````````

</details>


https://github.com/llvm/llvm-project/pull/205512