[llvm-branch-commits] [clang-tools-extra] [clang-doc] Track if a type is a template or builtin (PR #138067)

[Paul Kirth via llvm-branch-commits]

https://github.com/ilovepi updated 
https://github.com/llvm/llvm-project/pull/138067

>From dd059d8da867c93aacc9ed078acc34148ba4e0b4 Mon Sep 17 00:00:00 2001
From: Paul Kirth <paulki...@google.com>
Date: Wed, 30 Apr 2025 14:20:40 -0700
Subject: [PATCH] [clang-doc] Track if a type is a template or builtin

Originally part of #133161. This patch adds preliminary tracking
for of TypeInfo, by tracking if the type is a builtin or template.

The new functionality is not yet exercised.

Co-authored-by: Peter Chou <peter.c...@mail.utoronto.ca>
---
 clang-tools-extra/clang-doc/Representation.h |  3 +++
 clang-tools-extra/clang-doc/Serialize.cpp    | 17 ++++++++++++-----
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/clang-tools-extra/clang-doc/Representation.h 
b/clang-tools-extra/clang-doc/Representation.h
index 1673be496b7b2..a3a6217f76bbd 100644
--- a/clang-tools-extra/clang-doc/Representation.h
+++ b/clang-tools-extra/clang-doc/Representation.h
@@ -164,6 +164,9 @@ struct TypeInfo {
   bool operator==(const TypeInfo &Other) const { return Type == Other.Type; }
 
   Reference Type; // Referenced type in this info.
+
+  bool IsTemplate = false;
+  bool IsBuiltIn = false;
 };
 
 // Represents one template parameter.
diff --git a/clang-tools-extra/clang-doc/Serialize.cpp 
b/clang-tools-extra/clang-doc/Serialize.cpp
index b7c0d95c3be39..241a3de081d9a 100644
--- a/clang-tools-extra/clang-doc/Serialize.cpp
+++ b/clang-tools-extra/clang-doc/Serialize.cpp
@@ -416,9 +416,12 @@ static RecordDecl *getRecordDeclForType(const QualType &T) 
{
 static TypeInfo getTypeInfoForType(const QualType &T,
                                    const PrintingPolicy &Policy) {
   const TagDecl *TD = getTagDeclForType(T);
-  if (!TD)
-    return TypeInfo(Reference(SymbolID(), T.getAsString(Policy)));
-
+  if (!TD) {
+    TypeInfo TI = TypeInfo(Reference(SymbolID(), T.getAsString(Policy)));
+    TI.IsBuiltIn = T->isBuiltinType();
+    TI.IsTemplate = T->isTemplateTypeParmType();
+    return TI;
+  }
   InfoType IT;
   if (isa<EnumDecl>(TD)) {
     IT = InfoType::IT_enum;
@@ -427,8 +430,12 @@ static TypeInfo getTypeInfoForType(const QualType &T,
   } else {
     IT = InfoType::IT_default;
   }
-  return TypeInfo(Reference(getUSRForDecl(TD), TD->getNameAsString(), IT,
-                            T.getAsString(Policy), getInfoRelativePath(TD)));
+  Reference R = Reference(getUSRForDecl(TD), TD->getNameAsString(), IT,
+                          T.getAsString(Policy), getInfoRelativePath(TD));
+  TypeInfo TI = TypeInfo(R);
+  TI.IsBuiltIn = T->isBuiltinType();
+  TI.IsTemplate = T->isTemplateTypeParmType();
+  return TI;
 }
 
 static bool isPublic(const clang::AccessSpecifier AS,

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