diff --git a/clang/lib/AST/Interp/Program.cpp b/clang/lib/AST/Interp/Program.cpp
index ec6cdebcd820f..61293a3fef470 100644
--- a/clang/lib/AST/Interp/Program.cpp
+++ b/clang/lib/AST/Interp/Program.cpp
@@ -232,6 +232,9 @@ Record *Program::getOrCreateRecord(const RecordDecl *RD) {
   if (!RD)
     return nullptr;
 
+  if (!RD->isCompleteDefinition())
+    return nullptr;
+
   // Deduplicate records.
   if (auto It = Records.find(RD); It != Records.end())
     return It->second;
diff --git a/clang/test/AST/Interp/lambda.cpp b/clang/test/AST/Interp/lambda.cpp
index 3040e6a1e386c..a5e0d0f1fd9f4 100644
--- a/clang/test/AST/Interp/lambda.cpp
+++ b/clang/test/AST/Interp/lambda.cpp
@@ -222,3 +222,16 @@ namespace GH62611 {
     return 0;
   }
 }
+
+namespace LambdaToAPValue {
+  void wrapper() {
+    constexpr auto f = []() constexpr {
+      return 0;
+    };
+
+    constexpr auto g = [f]() constexpr {
+      return f();
+    };
+    static_assert(g() == f(), "");
+  }
+}