llvmorg-github-actions[bot] wrote:

<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Timm Baeder (tbaederr)

<details>
<summary>Changes</summary>

This is the same thing we do in the non-variadic `Call()`.

---
Full diff: https://github.com/llvm/llvm-project/pull/201113.diff


2 Files Affected:

- (modified) clang/lib/AST/ByteCode/Interp.cpp (+2-1) 
- (modified) clang/test/AST/ByteCode/records.cpp (+13) 


``````````diff
diff --git a/clang/lib/AST/ByteCode/Interp.cpp 
b/clang/lib/AST/ByteCode/Interp.cpp
index 6bcebf3ee892b..0ea6de1742175 100644
--- a/clang/lib/AST/ByteCode/Interp.cpp
+++ b/clang/lib/AST/ByteCode/Interp.cpp
@@ -1747,7 +1747,8 @@ bool CallVar(InterpState &S, CodePtr OpPC, const Function 
*Func,
     if (!(S.Current->getFunction() &&
           S.Current->getFunction()->isLambdaStaticInvoker() &&
           Func->isLambdaCallOperator())) {
-      if (!CheckInvoke(S, OpPC, ThisPtr))
+      if (!CheckInvoke(S, OpPC, ThisPtr,
+                       Func->isConstructor() || Func->isDestructor()))
         return false;
     }
 
diff --git a/clang/test/AST/ByteCode/records.cpp 
b/clang/test/AST/ByteCode/records.cpp
index a9b8ac6b10bcb..b792b56563b2f 100644
--- a/clang/test/AST/ByteCode/records.cpp
+++ b/clang/test/AST/ByteCode/records.cpp
@@ -2031,3 +2031,16 @@ namespace StaticMemberRedecl {
   const int S::m = 10;
   static_assert(getM() == 10, "");
 }
+
+namespace VariadicCtorStartsLifetime {
+  struct S {
+    constexpr S(int, ...) {}
+  };
+  class C {
+  public:
+    S s;
+    constexpr C() : s(1,1) {}
+  };
+  /// Used to not start the lifetime of 's'.
+  constexpr C c;
+}

``````````

</details>


https://github.com/llvm/llvm-project/pull/201113
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