Add test for AttributedTypeLoc

Author: quanzhuo

clang-tools-extra/clangd/unittests/SelectionTests.cpp

@@ -313,13 +313,13 @@ TEST(SelectionTest, CommonAncestor) {
       {"[[void ^foo()]];", "FunctionDecl"},
       // Tricky case: with function attributes, the AttributedTypeLoc's range
       // includes the function name, but we want the name to be associated with
-      // the FunctionDecl.
-      {"struct X { [[void ^foo() [[clang::lifetimebound]]]]; };",
-       "FunctionDecl"},
-      {"struct X { [[void ^foo() const [[clang::lifetimebound]]]]; };",
-       "FunctionDecl"},
-      {"struct X { [[const int* ^Get() const [[clang::lifetimebound]]]]; };",
-       "FunctionDecl"},
+      // the CXXMethodDecl.
+      {"struct X { [[const int* ^Get() const <:[clang::lifetimebound]:> "
+       "{return nullptr;}]]; };",
+       "CXXMethodDecl"},
+      {"struct X { const [[int* Foo() const <:[clang::life^timebound]:>]] "
+       "{return nullptr;}; };",
+       "AttributedTypeLoc"},
       // Tricky case: two VarDecls share a specifier.
       {"[[int ^a]], b;", "VarDecl"},
       {"[[int a, ^b]];", "VarDecl"},