r229557 - Sema: Replace some push_backs of expensive to move objects with emplace_back.

[Benjamin Kramer]

Author: d0k
Date: Tue Feb 17 15:55:18 2015
New Revision: 229557

URL: http://llvm.org/viewvc/llvm-project?rev=229557&view=rev
Log:
Sema: Replace some push_backs of expensive to move objects with emplace_back.

NFC.

Modified:
    cfe/trunk/include/clang/Sema/TemplateDeduction.h
    cfe/trunk/lib/Sema/Sema.cpp
    cfe/trunk/lib/Sema/SemaExpr.cpp
    cfe/trunk/lib/Sema/SemaOverload.cpp

Modified: cfe/trunk/include/clang/Sema/TemplateDeduction.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Sema/TemplateDeduction.h?rev=229557&r1=229556&r2=229557&view=diff
==============================================================================
--- cfe/trunk/include/clang/Sema/TemplateDeduction.h (original)
+++ cfe/trunk/include/clang/Sema/TemplateDeduction.h Tue Feb 17 15:55:18 2015
@@ -91,9 +91,7 @@ public:
     if (HasSFINAEDiagnostic)
       return;
     SuppressedDiagnostics.clear();
-    SuppressedDiagnostics.push_back(
-        std::make_pair(Loc, PartialDiagnostic::NullDiagnostic()));
-    SuppressedDiagnostics.back().second.swap(PD);
+    SuppressedDiagnostics.emplace_back(Loc, std::move(PD));
     HasSFINAEDiagnostic = true;
   }
 
@@ -102,9 +100,7 @@ public:
                                PartialDiagnostic PD) {
     if (HasSFINAEDiagnostic)
       return;
-    SuppressedDiagnostics.push_back(
-        std::make_pair(Loc, PartialDiagnostic::NullDiagnostic()));
-    SuppressedDiagnostics.back().second.swap(PD);
+    SuppressedDiagnostics.emplace_back(Loc, std::move(PD));
   }
 
   /// \brief Iterator over the set of suppressed diagnostics.
@@ -277,7 +273,7 @@ public:
   /// \brief Add a new candidate with NumConversions conversion sequence slots
   /// to the overload set.
   TemplateSpecCandidate &addCandidate() {
-    Candidates.push_back(TemplateSpecCandidate());
+    Candidates.emplace_back();
     return Candidates.back();
   }
 

Modified: cfe/trunk/lib/Sema/Sema.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/Sema.cpp?rev=229557&r1=229556&r2=229557&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/Sema.cpp (original)
+++ cfe/trunk/lib/Sema/Sema.cpp Tue Feb 17 15:55:18 2015
@@ -122,9 +122,7 @@ Sema::Sema(Preprocessor &pp, ASTContext
   PP.getDiagnostics().SetArgToStringFn(&FormatASTNodeDiagnosticArgument,
                                        &Context);
 
-  ExprEvalContexts.push_back(
-        ExpressionEvaluationContextRecord(PotentiallyEvaluated, 0,
-                                          false, nullptr, false));
+  ExprEvalContexts.emplace_back(PotentiallyEvaluated, 0, false, nullptr, false);
 
   FunctionScopes.push_back(new FunctionScopeInfo(Diags));
 

Modified: cfe/trunk/lib/Sema/SemaExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaExpr.cpp?rev=229557&r1=229556&r2=229557&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaExpr.cpp (original)
+++ cfe/trunk/lib/Sema/SemaExpr.cpp Tue Feb 17 15:55:18 2015
@@ -11606,12 +11606,9 @@ void
 Sema::PushExpressionEvaluationContext(ExpressionEvaluationContext NewContext,
                                       Decl *LambdaContextDecl,
                                       bool IsDecltype) {
-  ExprEvalContexts.push_back(
-             ExpressionEvaluationContextRecord(NewContext,
-                                               ExprCleanupObjects.size(),
-                                               ExprNeedsCleanups,
-                                               LambdaContextDecl,
-                                               IsDecltype));
+  ExprEvalContexts.emplace_back(NewContext, ExprCleanupObjects.size(),
+                                ExprNeedsCleanups, LambdaContextDecl,
+                                IsDecltype);
   ExprNeedsCleanups = false;
   if (!MaybeODRUseExprs.empty())
     std::swap(MaybeODRUseExprs, ExprEvalContexts.back().SavedMaybeODRUseExprs);

Modified: cfe/trunk/lib/Sema/SemaOverload.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaOverload.cpp?rev=229557&r1=229556&r2=229557&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaOverload.cpp (original)
+++ cfe/trunk/lib/Sema/SemaOverload.cpp Tue Feb 17 15:55:18 2015
@@ -8118,7 +8118,7 @@ void Sema::AddBuiltinOperatorCandidates(
   bool HasArithmeticOrEnumeralCandidateType = false;
   SmallVector<BuiltinCandidateTypeSet, 2> CandidateTypes;
   for (unsigned ArgIdx = 0, N = Args.size(); ArgIdx != N; ++ArgIdx) {
-    CandidateTypes.push_back(BuiltinCandidateTypeSet(*this));
+    CandidateTypes.emplace_back(*this);
     CandidateTypes[ArgIdx].AddTypesConvertedFrom(Args[ArgIdx]->getType(),
                                                  OpLoc,
                                                  true,