[PATCH] D89220: [clang-rename] Simplify the code of handling class paritial specializations, NFC.

[Haojian Wu via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG27c691cf62a9: [clang-rename] Simplify the code of handling class paritial specializations… (authored by hokein).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89220/new/

https://reviews.llvm.org/D89220

Files:
  clang/include/clang/AST/DeclTemplate.h
  clang/lib/AST/DeclTemplate.cpp
  clang/lib/Tooling/Refactoring/Rename/USRFindingAction.cpp


Index: clang/lib/Tooling/Refactoring/Rename/USRFindingAction.cpp
===================================================================
--- clang/lib/Tooling/Refactoring/Rename/USRFindingAction.cpp
+++ clang/lib/Tooling/Refactoring/Rename/USRFindingAction.cpp
@@ -27,6 +27,7 @@
 #include "clang/Tooling/Refactoring.h"
 #include "clang/Tooling/Refactoring/Rename/USRFinder.h"
 #include "clang/Tooling/Tooling.h"
+#include "llvm/ADT/STLExtras.h"
 
 #include <algorithm>
 #include <set>
@@ -96,12 +97,6 @@
     return true;
   }
 
-  bool VisitClassTemplatePartialSpecializationDecl(
-      const ClassTemplatePartialSpecializationDecl *PartialSpec) {
-    PartialSpecs.push_back(PartialSpec);
-    return true;
-  }
-
 private:
   void handleCXXRecordDecl(const CXXRecordDecl *RecordDecl) {
     if (!RecordDecl->getDefinition()) {
@@ -118,11 +113,10 @@
   void handleClassTemplateDecl(const ClassTemplateDecl *TemplateDecl) {
     for (const auto *Specialization : TemplateDecl->specializations())
       addUSRsOfCtorDtors(Specialization);
-
-    for (const auto *PartialSpec : PartialSpecs) {
-      if (PartialSpec->getSpecializedTemplate() == TemplateDecl)
-        addUSRsOfCtorDtors(PartialSpec);
-    }
+    SmallVector<ClassTemplatePartialSpecializationDecl *, 4> PartialSpecs;
+    TemplateDecl->getPartialSpecializations(PartialSpecs);
+    llvm::for_each(PartialSpecs,
+                   [&](const auto *Spec) { addUSRsOfCtorDtors(Spec); });
     addUSRsOfCtorDtors(TemplateDecl->getTemplatedDecl());
   }
 
@@ -184,7 +178,6 @@
   std::set<std::string> USRSet;
   std::vector<const CXXMethodDecl *> OverriddenMethods;
   std::vector<const CXXMethodDecl *> InstantiatedMethods;
-  std::vector<const ClassTemplatePartialSpecializationDecl *> PartialSpecs;
 };
 } // namespace
 
Index: clang/lib/AST/DeclTemplate.cpp
===================================================================
--- clang/lib/AST/DeclTemplate.cpp
+++ clang/lib/AST/DeclTemplate.cpp
@@ -440,7 +440,7 @@
 }
 
 llvm::FoldingSetVector<ClassTemplatePartialSpecializationDecl> &
-ClassTemplateDecl::getPartialSpecializations() {
+ClassTemplateDecl::getPartialSpecializations() const {
   LoadLazySpecializations();
   return getCommonPtr()->PartialSpecializations;
 }
@@ -528,7 +528,7 @@
 }
 
 void ClassTemplateDecl::getPartialSpecializations(
-          SmallVectorImpl<ClassTemplatePartialSpecializationDecl *> &PS) {
+    SmallVectorImpl<ClassTemplatePartialSpecializationDecl *> &PS) const {
   llvm::FoldingSetVector<ClassTemplatePartialSpecializationDecl> &PartialSpecs
     = getPartialSpecializations();
   PS.clear();
Index: clang/include/clang/AST/DeclTemplate.h
===================================================================
--- clang/include/clang/AST/DeclTemplate.h
+++ clang/include/clang/AST/DeclTemplate.h
@@ -2266,7 +2266,7 @@
   /// Retrieve the set of partial specializations of this class
   /// template.
   llvm::FoldingSetVector<ClassTemplatePartialSpecializationDecl> &
-  getPartialSpecializations();
+  getPartialSpecializations() const;
 
   ClassTemplateDecl(ASTContext &C, DeclContext *DC, SourceLocation L,
                     DeclarationName Name, TemplateParameterList *Params,
@@ -2363,7 +2363,7 @@
 
   /// Retrieve the partial specializations as an ordered list.
   void getPartialSpecializations(
-          SmallVectorImpl<ClassTemplatePartialSpecializationDecl *> &PS);
+      SmallVectorImpl<ClassTemplatePartialSpecializationDecl *> &PS) const;
 
   /// Find a class template partial specialization with the given
   /// type T.


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