diff --git a/test/testsymboldatabase.cpp b/test/testsymboldatabase.cpp
index 70bca8111db..ede4fd94587 100644
--- a/test/testsymboldatabase.cpp
+++ b/test/testsymboldatabase.cpp
@@ -433,6 +433,7 @@ class TestSymbolDatabase : public TestFixture {
         TEST_CASE(createSymbolDatabaseFindAllScopes6);
         TEST_CASE(createSymbolDatabaseFindAllScopes7);
         TEST_CASE(createSymbolDatabaseFindAllScopes8); // #12761
+        TEST_CASE(createSymbolDatabaseFindAllScopes9);
 
         TEST_CASE(createSymbolDatabaseIncompleteVars);
 
@@ -5849,6 +5850,15 @@ class TestSymbolDatabase : public TestFixture {
         ASSERT(myst1->scope() != myst2->scope());
     }
 
+    void createSymbolDatabaseFindAllScopes9() // #12943
+    {
+        GET_SYMBOL_DB("void f(int n) {\n"
+                      "    if ([](int i) { return i == 2; }(n)) {}\n"
+                      "}\n");
+        ASSERT(db && db->scopeList.size() == 4);
+        ASSERT_EQUALS(db->scopeList.back().type, Scope::eLambda);
+    }
+
     void createSymbolDatabaseIncompleteVars()
     {
         {