[PATCH] D68124: [clangd] Fix template type aliases in findExplicitReference

[Ilya Biryukov via Phabricator via cfe-commits]

ilya-biryukov created this revision.
ilya-biryukov added a reviewer: kadircet.
Herald added subscribers: usaxena95, arphaman, jkorous, MaskRay.
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D68124

Files:
  clang-tools-extra/clangd/FindTarget.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
@@ -609,20 +609,18 @@
         )cpp",
            "0: targets = {vector<int>}\n"
            "1: targets = {vector<bool>}\n"},
-          // FIXME: Fix 'allTargetDecls' to return alias template and re-enable.
           // Template type aliases.
-          //   {R"cpp(
-          //   template <class T> struct vector { using value_type = T; };
-          //   template <> struct vector<bool> { using value_type = bool; };
-          //   template <class T> using valias = vector<T>;
-          //   void foo() {
-          //     $0^valias<int> vi;
-          //     $1^valias<bool> vb;
-          //   }
-          // )cpp",
-          //    "0: targets = {valias}\n"
-          //    "1: targets = {valias}\n"},
-
+          {R"cpp(
+            template <class T> struct vector { using value_type = T; };
+            template <> struct vector<bool> { using value_type = bool; };
+            template <class T> using valias = vector<T>;
+            void foo() {
+              $0^valias<int> vi;
+              $1^valias<bool> vb;
+            }
+          )cpp",
+           "0: targets = {valias}\n"
+           "1: targets = {valias}\n"},
           // MemberExpr should know their using declaration.
           {R"cpp(
             struct X { void func(int); }
Index: clang-tools-extra/clangd/FindTarget.cpp
===================================================================
--- clang-tools-extra/clangd/FindTarget.cpp
+++ clang-tools-extra/clangd/FindTarget.cpp
@@ -474,7 +474,8 @@
         DeducedTemplateSpecializationTypeLoc L) {
       Ref = ReferenceLoc{
           NestedNameSpecifierLoc(), L.getNameLoc(),
-          explicitReferenceTargets(DynTypedNode::create(L.getType()))};
+          explicitReferenceTargets(DynTypedNode::create(L.getType()),
+                                   DeclRelation::Alias)};
     }
 
     void VisitTagTypeLoc(TagTypeLoc L) {
@@ -485,7 +486,8 @@
     void VisitTemplateSpecializationTypeLoc(TemplateSpecializationTypeLoc L) {
       Ref = ReferenceLoc{
           NestedNameSpecifierLoc(), L.getTemplateNameLoc(),
-          explicitReferenceTargets(DynTypedNode::create(L.getType()))};
+          explicitReferenceTargets(DynTypedNode::create(L.getType()),
+                                   DeclRelation::Alias)};
     }
 
     void VisitDependentTemplateSpecializationTypeLoc(


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