[clang] [clang][bytecode] Use visitExpr() in interpretCall (PR #152857)

via cfe-commits cfe-commits at lists.llvm.org
Sat Aug 9 06:50:25 PDT 2025


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Timm Baeder (tbaederr)

<details>
<summary>Changes</summary>

This is the correct function to use and it will create a variable scope.

Fixes #<!-- -->152822

---
Full diff: https://github.com/llvm/llvm-project/pull/152857.diff


2 Files Affected:

- (modified) clang/lib/AST/ByteCode/EvalEmitter.cpp (+1-1) 
- (modified) clang/test/AST/ByteCode/functions.cpp (+5) 


``````````diff
diff --git a/clang/lib/AST/ByteCode/EvalEmitter.cpp b/clang/lib/AST/ByteCode/EvalEmitter.cpp
index 9ed61c7b0be78..ecd42012987d4 100644
--- a/clang/lib/AST/ByteCode/EvalEmitter.cpp
+++ b/clang/lib/AST/ByteCode/EvalEmitter.cpp
@@ -98,7 +98,7 @@ bool EvalEmitter::interpretCall(const FunctionDecl *FD, const Expr *E) {
     this->Params.insert({PD, {0, false}});
   }
 
-  if (!this->visit(E))
+  if (!this->visitExpr(E, /*DestroyToplevelScope=*/true))
     return false;
   PrimType T = Ctx.classify(E).value_or(PT_Ptr);
   return this->emitPop(T, E);
diff --git a/clang/test/AST/ByteCode/functions.cpp b/clang/test/AST/ByteCode/functions.cpp
index 36e7bb32b2d86..0a38122df4fc8 100644
--- a/clang/test/AST/ByteCode/functions.cpp
+++ b/clang/test/AST/ByteCode/functions.cpp
@@ -708,3 +708,8 @@ namespace NoDiags {
     return true;
   }
 }
+
+namespace EnableIfWithTemporary {
+  struct A { ~A(); };
+  int &h() __attribute__((enable_if((A(), true), "")));
+}

``````````

</details>


https://github.com/llvm/llvm-project/pull/152857


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