[lldb][swift] Handle NoEscapeFunctionType in async demangling

These are another variant of "FunctionType".

Author: felipepiovezan

lldb/source/Plugins/LanguageRuntime/Swift/SwiftLanguageRuntimeNames.cpp

@@ -102,6 +102,7 @@ static bool IsSwiftAsyncFunctionSymbol(swift::Demangle::NodePointer node) {
   static const llvm::SmallVector<llvm::SmallVector<Kind>>
       async_annotation_paths = {
           {Kind::Type, Kind::FunctionType, Kind::AsyncAnnotation},
+          {Kind::Type, Kind::NoEscapeFunctionType, Kind::AsyncAnnotation},
           {Kind::Type, Kind::DependentGenericType, Kind::Type,
            Kind::FunctionType, Kind::AsyncAnnotation},
       };

lldb/unittests/Symbol/TestSwiftDemangler.cpp

@@ -119,6 +119,14 @@ TEST(TestSwiftDemangleAsyncNames, BasicAsync) {
 //   async let x = await async_int();
 //   print(await x);
 //   await closure(10)
+//   async let explicit_inside_implicit_closure =
+//     { _ in
+//       print("hello")
+//       await work()
+//       print("hello")
+//       return 42
+//     }(10)
+//   print(await explicit_inside_implicit_closure)
 // }
 TEST(TestSwiftDemangleAsyncNames, ClosureAsync) {
   // These are all async closures
@@ -160,6 +168,12 @@ TEST(TestSwiftDemangleAsyncNames, ClosureAsync) {
       "$s1a8sayHelloyyYaFyypYacfU_SiyYaYbcfu_TQ0_",
       "$s1a8sayHelloyyYaFyypYacfU_SiyYaYbcfu_TY1_",
   };
+  SmallVector<StringRef> explicit_closure_inside_implicit_closure = {
+      "$s1a8sayHelloyyYaFSiyYaYbcfu0_S2iYaXEfU0_",
+      "$s1a8sayHelloyyYaFSiyYaYbcfu0_S2iYaXEfU0_TY0_",
+      "$s1a8sayHelloyyYaFSiyYaYbcfu0_S2iYaXEfU0_TQ1_",
+      "$s1a8sayHelloyyYaFSiyYaYbcfu0_S2iYaXEfU0_TY2_",
+  };
 
   SmallVector<ArrayRef<StringRef>, 0> funclet_groups = {
       nested1_funclets,
@@ -168,6 +182,7 @@ TEST(TestSwiftDemangleAsyncNames, ClosureAsync) {
       nested2_funclets_top_not_async,
       implicit_closure_inside_function,
       implicit_closure_inside_explicit_closure,
+      explicit_closure_inside_implicit_closure,
   };
 
   for (ArrayRef<StringRef> funclet_group : funclet_groups)