Retire llvm::less_ptr. llvm::deref is much more flexible.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@369675 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Serialization/ASTWriter.cpp

@@ -2506,7 +2506,7 @@ void ASTWriter::WritePreprocessor(const Preprocessor &PP, bool IsModule) {
       MacroIdentifiers.push_back(Id.second);
   // Sort the set of macro definitions that need to be serialized by the
   // name of the macro, to provide a stable ordering.
-  llvm::sort(MacroIdentifiers, llvm::less_ptr<IdentifierInfo>());
+  llvm::sort(MacroIdentifiers, llvm::deref<std::less<>>());
 
   // Emit the macro directives as a list and associate the offset with the
   // identifier they belong to.
@@ -3748,7 +3748,7 @@ void ASTWriter::WriteIdentifierTable(Preprocessor &PP,
       IIs.push_back(ID.second);
     // Sort the identifiers lexicographically before getting them references so
     // that their order is stable.
-    llvm::sort(IIs, llvm::less_ptr<IdentifierInfo>());
+    llvm::sort(IIs, llvm::deref<std::less<>>());
     for (const IdentifierInfo *II : IIs)
       if (Trait.isInterestingNonMacroIdentifier(II))
         getIdentifierRef(II);
@@ -4924,7 +4924,7 @@ ASTFileSignature ASTWriter::WriteASTCore(Sema &SemaRef, StringRef isysroot,
         IIs.push_back(II);
     }
     // Sort the identifiers to visit based on their name.
-    llvm::sort(IIs, llvm::less_ptr<IdentifierInfo>());
+    llvm::sort(IIs, llvm::deref<std::less<>>());
     for (const IdentifierInfo *II : IIs) {
       for (IdentifierResolver::iterator D = SemaRef.IdResolver.begin(II),
                                      DEnd = SemaRef.IdResolver.end();

utils/TableGen/NeonEmitter.cpp

@@ -2456,7 +2456,7 @@ void NeonEmitter::run(raw_ostream &OS) {
   for (auto *I : Defs)
     I->indexBody();
 
-  llvm::stable_sort(Defs, llvm::less_ptr<Intrinsic>());
+  llvm::stable_sort(Defs, llvm::deref<std::less<>>());
 
   // Only emit a def when its requirements have been met.
   // FIXME: This loop could be made faster, but it's fast enough for now.
@@ -2563,7 +2563,7 @@ void NeonEmitter::runFP16(raw_ostream &OS) {
   for (auto *I : Defs)
     I->indexBody();
 
-  llvm::stable_sort(Defs, llvm::less_ptr<Intrinsic>());
+  llvm::stable_sort(Defs, llvm::deref<std::less<>>());
 
   // Only emit a def when its requirements have been met.
   // FIXME: This loop could be made faster, but it's fast enough for now.