[PATCH] D74423: Use C++14-style return type deduction in clang.

[Justin Lebar via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGac66c61bf946: Use C++14-style return type deduction in clang. (authored by jlebar).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D74423/new/

https://reviews.llvm.org/D74423

Files:
  clang/lib/AST/ASTImporter.cpp
  clang/lib/StaticAnalyzer/Checkers/GCDAntipatternChecker.cpp
  clang/lib/StaticAnalyzer/Checkers/OSObjectCStyleCast.cpp
  clang/lib/StaticAnalyzer/Checkers/ObjCAutoreleaseWriteChecker.cpp
  clang/lib/StaticAnalyzer/Checkers/PointerSortingChecker.cpp


Index: clang/lib/StaticAnalyzer/Checkers/PointerSortingChecker.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/PointerSortingChecker.cpp
+++ clang/lib/StaticAnalyzer/Checkers/PointerSortingChecker.cpp
@@ -54,7 +54,7 @@
                      OS.str(), Location, Range);
 }
 
-auto callsName(const char *FunctionName) -> decltype(callee(functionDecl())) {
+decltype(auto) callsName(const char *FunctionName) {
   return callee(functionDecl(hasName(FunctionName)));
 }
 
Index: clang/lib/StaticAnalyzer/Checkers/ObjCAutoreleaseWriteChecker.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/ObjCAutoreleaseWriteChecker.cpp
+++ clang/lib/StaticAnalyzer/Checkers/ObjCAutoreleaseWriteChecker.cpp
@@ -100,8 +100,7 @@
   return std::vector<llvm::StringRef>(V.begin(), V.end());
 }
 
-static auto callsNames(std::vector<std::string> FunctionNames)
-    -> decltype(callee(functionDecl())) {
+static decltype(auto) callsNames(std::vector<std::string> FunctionNames) {
   return callee(functionDecl(hasAnyName(toRefs(FunctionNames))));
 }
 
Index: clang/lib/StaticAnalyzer/Checkers/OSObjectCStyleCast.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/OSObjectCStyleCast.cpp
+++ clang/lib/StaticAnalyzer/Checkers/OSObjectCStyleCast.cpp
@@ -55,8 +55,7 @@
     CE->getSourceRange());
 }
 
-static auto hasTypePointingTo(DeclarationMatcher DeclM)
-    -> decltype(hasType(pointerType())) {
+static decltype(auto) hasTypePointingTo(DeclarationMatcher DeclM) {
   return hasType(pointerType(pointee(hasDeclaration(DeclM))));
 }
 
Index: clang/lib/StaticAnalyzer/Checkers/GCDAntipatternChecker.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/GCDAntipatternChecker.cpp
+++ clang/lib/StaticAnalyzer/Checkers/GCDAntipatternChecker.cpp
@@ -52,18 +52,16 @@
                         BugReporter &BR) const;
 };
 
-auto callsName(const char *FunctionName)
-    -> decltype(callee(functionDecl())) {
+decltype(auto) callsName(const char *FunctionName) {
   return callee(functionDecl(hasName(FunctionName)));
 }
 
-auto equalsBoundArgDecl(int ArgIdx, const char *DeclName)
-    -> decltype(hasArgument(0, expr())) {
+decltype(auto) equalsBoundArgDecl(int ArgIdx, const char *DeclName) {
   return hasArgument(ArgIdx, ignoringParenCasts(declRefExpr(
                                  to(varDecl(equalsBoundNode(DeclName))))));
 }
 
-auto bindAssignmentToDecl(const char *DeclName) -> decltype(hasLHS(expr())) {
+decltype(auto) bindAssignmentToDecl(const char *DeclName) {
   return hasLHS(ignoringParenImpCasts(
                          declRefExpr(to(varDecl().bind(DeclName)))));
 }
Index: clang/lib/AST/ASTImporter.cpp
===================================================================
--- clang/lib/AST/ASTImporter.cpp
+++ clang/lib/AST/ASTImporter.cpp
@@ -204,9 +204,7 @@
 
     // Wrapper for an overload set.
     template <typename ToDeclT> struct CallOverloadedCreateFun {
-      template <typename... Args>
-      auto operator()(Args &&... args)
-          -> decltype(ToDeclT::Create(std::forward<Args>(args)...)) {
+      template <typename... Args> decltype(auto) operator()(Args &&... args) {
         return ToDeclT::Create(std::forward<Args>(args)...);
       }
     };


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