[PATCH] D152500: [clangd] Unwrap type sugar in HeuristicResolver::resolveTypeToRecordDecl()

[Nathan Ridge via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG19c9af81b1c5: [clangd] Unwrap type sugar in HeuristicResolver::resolveTypeToRecordDecl() (authored by nridge).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152500/new/

https://reviews.llvm.org/D152500

Files:
  clang-tools-extra/clangd/HeuristicResolver.cpp
  clang-tools-extra/clangd/unittests/FindTargetTests.cpp


Index: clang-tools-extra/clangd/unittests/FindTargetTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/FindTargetTests.cpp
+++ clang-tools-extra/clangd/unittests/FindTargetTests.cpp
@@ -863,6 +863,20 @@
       )cpp";
   EXPECT_DECLS("CXXDependentScopeMemberExpr",
                "template <typename T> T convert() const");
+
+  Code = R"cpp(
+        template <typename T>
+        struct Waldo {
+          void find();
+        };
+        template <typename T>
+        using Wally = Waldo<T>;
+        template <typename T>
+        void foo(Wally<T> w) {
+          w.[[find]]();
+        }
+  )cpp";
+  EXPECT_DECLS("CXXDependentScopeMemberExpr", "void find()");
 }
 
 TEST_F(TargetDeclTest, DependentTypes) {
Index: clang-tools-extra/clangd/HeuristicResolver.cpp
===================================================================
--- clang-tools-extra/clangd/HeuristicResolver.cpp
+++ clang-tools-extra/clangd/HeuristicResolver.cpp
@@ -35,6 +35,9 @@
 CXXRecordDecl *resolveTypeToRecordDecl(const Type *T) {
   assert(T);
 
+  // Unwrap type sugar such as type aliases.
+  T = T->getCanonicalTypeInternal().getTypePtr();
+
   if (const auto *RT = T->getAs<RecordType>())
     return dyn_cast<CXXRecordDecl>(RT->getDecl());
 


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