Apply modernize-use-default to clang.

Summary: Replace empty bodies of default constructors and destructors with '= default'.

Reviewers: bkramer, klimek

Subscribers: klimek, alexfh, cfe-commits

Differential Revision: http://reviews.llvm.org/D13890

llvm-svn: 250822

6 files changed, 9 insertions, 11 deletions

diff --git a/clang/lib/Lex/HeaderSearch.cpp b/clang/lib/Lex/HeaderSearch.cpp
index 469d782deb3..79564ca2d55 100644
--- a/clang/lib/Lex/HeaderSearch.cpp
+++ b/clang/lib/Lex/HeaderSearch.cpp
@@ -50,7 +50,7 @@ HeaderFileInfo::getControllingMacro(ExternalPreprocessorSource *External) {
   return ControllingMacro;
 }
 
-ExternalHeaderFileInfoSource::~ExternalHeaderFileInfoSource() {}
+ExternalHeaderFileInfoSource::~ExternalHeaderFileInfoSource() = default;
 
 HeaderSearch::HeaderSearch(IntrusiveRefCntPtr<HeaderSearchOptions> HSOpts,
                            SourceManager &SourceMgr, DiagnosticsEngine &Diags,
diff --git a/clang/lib/Lex/PPLexerChange.cpp b/clang/lib/Lex/PPLexerChange.cpp
index c231e18eecc..8f5171880a5 100644
--- a/clang/lib/Lex/PPLexerChange.cpp
+++ b/clang/lib/Lex/PPLexerChange.cpp
@@ -24,7 +24,7 @@
 #include "llvm/Support/Path.h"
 using namespace clang;
 
-PPCallbacks::~PPCallbacks() {}
+PPCallbacks::~PPCallbacks() = default;
 
 //===----------------------------------------------------------------------===//
 // Miscellaneous Methods.
diff --git a/clang/lib/Lex/PTHLexer.cpp b/clang/lib/Lex/PTHLexer.cpp
index 5f63d35c5be..f1a625a8820 100644
--- a/clang/lib/Lex/PTHLexer.cpp
+++ b/clang/lib/Lex/PTHLexer.cpp
@@ -424,8 +424,7 @@ PTHManager::PTHManager(
       StringIdLookup(std::move(stringIdLookup)), NumIds(numIds), PP(nullptr),
       SpellingBase(spellingBase), OriginalSourceFile(originalSourceFile) {}
 
-PTHManager::~PTHManager() {
-}
+PTHManager::~PTHManager() = default;
 
 static void InvalidPTH(DiagnosticsEngine &Diags, const char *Msg) {
   Diags.Report(Diags.getCustomDiagID(DiagnosticsEngine::Error, "%0")) << Msg;
diff --git a/clang/lib/Lex/Pragma.cpp b/clang/lib/Lex/Pragma.cpp
index 3134790ccb9..1f158cf5e32 100644
--- a/clang/lib/Lex/Pragma.cpp
+++ b/clang/lib/Lex/Pragma.cpp
@@ -31,8 +31,7 @@ using namespace clang;
 #include "llvm/Support/raw_ostream.h"
 
 // Out-of-line destructor to provide a home for the class.
-PragmaHandler::~PragmaHandler() {
-}
+PragmaHandler::~PragmaHandler() = default;
 
 //===----------------------------------------------------------------------===//
 // EmptyPragmaHandler Implementation.
diff --git a/clang/lib/Lex/PreprocessingRecord.cpp b/clang/lib/Lex/PreprocessingRecord.cpp
index 32e6de69f0d..d01dfca8b61 100644
--- a/clang/lib/Lex/PreprocessingRecord.cpp
+++ b/clang/lib/Lex/PreprocessingRecord.cpp
@@ -19,7 +19,7 @@
 
 using namespace clang;
 
-ExternalPreprocessingRecordSource::~ExternalPreprocessingRecordSource() { }
+ExternalPreprocessingRecordSource::~ExternalPreprocessingRecordSource() = default;
 
 
 InclusionDirective::InclusionDirective(PreprocessingRecord &PPRec,
diff --git a/clang/lib/Lex/Preprocessor.cpp b/clang/lib/Lex/Preprocessor.cpp
index 869890b46cf..7b1f78a5102 100644
--- a/clang/lib/Lex/Preprocessor.cpp
+++ b/clang/lib/Lex/Preprocessor.cpp
@@ -53,7 +53,7 @@
 using namespace clang;
 
 //===----------------------------------------------------------------------===//
-ExternalPreprocessorSource::~ExternalPreprocessorSource() { }
+ExternalPreprocessorSource::~ExternalPreprocessorSource() = default;
 
 Preprocessor::Preprocessor(IntrusiveRefCntPtr<PreprocessorOptions> PPOpts,
                            DiagnosticsEngine &diags, LangOptions &opts,
@@ -897,11 +897,11 @@ bool Preprocessor::HandleComment(Token &result, SourceRange Comment) {
   return true;
 }
 
-ModuleLoader::~ModuleLoader() { }
+ModuleLoader::~ModuleLoader() = default;
 
-CommentHandler::~CommentHandler() { }
+CommentHandler::~CommentHandler() = default;
 
-CodeCompletionHandler::~CodeCompletionHandler() { }
+CodeCompletionHandler::~CodeCompletionHandler() = default;
 
 void Preprocessor::createPreprocessingRecord() {
   if (Record)