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Move more stuff out of Sema.h. 

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112026 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John McCall 2010-08-25 05:32:35 +00:00
Родитель 30ecc0ac0e
Коммит 2a7fb27913
16 изменённых файлов: 305 добавлений и 230 удалений
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2
include/clang/Sema/AnalysisBasedWarnings.h
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@ -14,11 +14,13 @@
#ifndef LLVM_CLANG_SEMA_ANALYSIS_WARNINGS_H
#define LLVM_CLANG_SEMA_ANALYSIS_WARNINGS_H
#include "clang/AST/Type.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/DenseMap.h"
namespace clang {
class FunctionDecl;
class Sema;
namespace sema {

18
include/clang/Sema/Lookup.h
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@ -567,19 +567,11 @@ private:
void configure();
// Sanity checks.
void sanity() const {
assert(ResultKind != NotFound || Decls.size() == 0);
assert(ResultKind != Found || Decls.size() == 1);
assert(ResultKind != FoundOverloaded || Decls.size() > 1 ||
(Decls.size() == 1 &&
isa<FunctionTemplateDecl>((*begin())->getUnderlyingDecl())));
assert(ResultKind != FoundUnresolvedValue || sanityCheckUnresolved());
assert(ResultKind != Ambiguous || Decls.size() > 1 ||
(Decls.size() == 1 && Ambiguity == AmbiguousBaseSubobjects));
assert((Paths != NULL) == (ResultKind == Ambiguous &&
(Ambiguity == AmbiguousBaseSubobjectTypes ||
Ambiguity == AmbiguousBaseSubobjects)));
}
#ifndef NDEBUG
void sanity() const;
#else
void sanity() const {}
#endif
bool sanityCheckUnresolved() const {
for (iterator I = begin(), E = end(); I != E; ++I)

6
include/clang/Sema/Overload.h
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@ -114,7 +114,8 @@ namespace clang {
/// specified as separate members (rather than in an array) so that
/// we can keep the size of a standard conversion sequence to a
/// single word.
struct StandardConversionSequence {
class StandardConversionSequence {
public:
/// First -- The first conversion can be an lvalue-to-rvalue
/// conversion, array-to-pointer conversion, or
/// function-to-pointer conversion.
@ -324,7 +325,8 @@ namespace clang {
/// sequence, which may be a standard conversion sequence
/// (C++ 13.3.3.1.1), user-defined conversion sequence (C++ 13.3.3.1.2),
/// or an ellipsis conversion sequence (C++ 13.3.3.1.3).
struct ImplicitConversionSequence {
class ImplicitConversionSequence {
public:
/// Kind - The kind of implicit conversion sequence. BadConversion
/// specifies that there is no conversion from the source type to
/// the target type. AmbiguousConversion represents the unique

213
include/clang/Sema/Sema.h
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@ -16,16 +16,19 @@
#define LLVM_CLANG_SEMA_SEMA_H
#include "clang/Sema/Action.h"
#include "clang/Sema/IdentifierResolver.h"
#include "clang/Sema/CodeCompleteConsumer.h"
#include "clang/Sema/ObjCMethodList.h"
#include "clang/Sema/Overload.h"
#include "clang/Sema/AnalysisBasedWarnings.h"
#include "clang/Sema/CodeCompleteConsumer.h"
#include "clang/Sema/IdentifierResolver.h"
#include "clang/Sema/ObjCMethodList.h"
#include "clang/Sema/SemaDiagnostic.h"
#include "llvm/ADT/SmallVector.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/Expr.h"
#include "clang/AST/DeclarationName.h"
#include "llvm/ADT/DenseSet.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallVector.h"
#include <deque>
#include <string>
@ -40,13 +43,19 @@ namespace clang {
class ArrayType;
class CXXBasePath;
class CXXBasePaths;
class CXXConstructorDecl;
class CXXConversionDecl;
class CXXDestructorDecl;
class CXXFieldCollector;
class CXXMethodDecl;
class CXXTemporary;
class CXXTryStmt;
class CallExpr;
class ClassTemplateDecl;
class ClassTemplatePartialSpecializationDecl;
class ClassTemplateSpecializationDecl;
class Decl;
class DeclAccessPair;
class DeclContext;
class DeclRefExpr;
class DeclSpec;
@ -55,8 +64,10 @@ namespace clang {
class Expr;
class ExtVectorType;
class ExternalSemaSource;
class FriendDecl;
class FunctionDecl;
class FunctionProtoType;
class ImplicitConversionSequence;
class InitListExpr;
class InitializationKind;
class InitializationSequence;
@ -64,6 +75,7 @@ namespace clang {
class IntegerLiteral;
class LabelStmt;
class LangOptions;
class LocalInstantiationScope;
class LookupResult;
class MultiLevelTemplateArgumentList;
class NamedDecl;
@ -79,17 +91,20 @@ namespace clang {
class ObjCMethodDecl;
class ObjCPropertyDecl;
class ObjCProtocolDecl;
class OverloadCandidateSet;
class ParenListExpr;
class ParmVarDecl;
class Preprocessor;
class PseudoDestructorTypeStorage;
class QualType;
class StandardConversionSequence;
class Stmt;
class StringLiteral;
class SwitchStmt;
class TargetAttributesSema;
class TemplateArgument;
class TemplateArgumentList;
class TemplateArgumentListBuilder;
class TemplateArgumentLoc;
class TemplateDecl;
class TemplateParameterList;
@ -103,6 +118,11 @@ namespace clang {
class VarDecl;
class VisibleDeclConsumer;
namespace sema {
class AccessedEntity;
class TemplateDeductionInfo;
}
/// \brief Retains information about a function, method, or block that is
/// currently being parsed.
struct FunctionScopeInfo {
@ -949,7 +969,7 @@ public:
RecordDecl *Record);
bool isAcceptableTagRedeclaration(const TagDecl *Previous,
TagDecl::TagKind NewTag,
TagTypeKind NewTag,
SourceLocation NewTagLoc,
const IdentifierInfo &Name);
@ -3285,93 +3305,10 @@ public:
TDK_FailedOverloadResolution
};
/// \brief Provides information about an attempted template argument
/// deduction, whose success or failure was described by a
/// TemplateDeductionResult value.
class TemplateDeductionInfo {
/// \brief The context in which the template arguments are stored.
ASTContext &Context;
/// \brief The deduced template argument list.
///
TemplateArgumentList *Deduced;
/// \brief The source location at which template argument
/// deduction is occurring.
SourceLocation Loc;
// do not implement these
TemplateDeductionInfo(const TemplateDeductionInfo&);
TemplateDeductionInfo &operator=(const TemplateDeductionInfo&);
public:
TemplateDeductionInfo(ASTContext &Context, SourceLocation Loc)
: Context(Context), Deduced(0), Loc(Loc) { }
~TemplateDeductionInfo() {
// FIXME: if (Deduced) Deduced->Destroy(Context);
}
/// \brief Returns the location at which template argument is
/// occuring.
SourceLocation getLocation() const {
return Loc;
}
/// \brief Take ownership of the deduced template argument list.
TemplateArgumentList *take() {
TemplateArgumentList *Result = Deduced;
Deduced = 0;
return Result;
}
/// \brief Provide a new template argument list that contains the
/// results of template argument deduction.
void reset(TemplateArgumentList *NewDeduced) {
// FIXME: if (Deduced) Deduced->Destroy(Context);
Deduced = NewDeduced;
}
/// \brief The template parameter to which a template argument
/// deduction failure refers.
///
/// Depending on the result of template argument deduction, this
/// template parameter may have different meanings:
///
/// TDK_Incomplete: this is the first template parameter whose
/// corresponding template argument was not deduced.
///
/// TDK_Inconsistent: this is the template parameter for which
/// two different template argument values were deduced.
TemplateParameter Param;
/// \brief The first template argument to which the template
/// argument deduction failure refers.
///
/// Depending on the result of the template argument deduction,
/// this template argument may have different meanings:
///
/// TDK_Inconsistent: this argument is the first value deduced
/// for the corresponding template parameter.
///
/// TDK_SubstitutionFailure: this argument is the template
/// argument we were instantiating when we encountered an error.
///
/// TDK_NonDeducedMismatch: this is the template argument
/// provided in the source code.
TemplateArgument FirstArg;
/// \brief The second template argument to which the template
/// argument deduction failure refers.
///
/// FIXME: Finish documenting this.
TemplateArgument SecondArg;
};
TemplateDeductionResult
DeduceTemplateArguments(ClassTemplatePartialSpecializationDecl *Partial,
const TemplateArgumentList &TemplateArgs,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
SubstituteExplicitTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
@ -3379,40 +3316,40 @@ public:
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced,
llvm::SmallVectorImpl<QualType> &ParamTypes,
QualType *FunctionType,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
FinishTemplateArgumentDeduction(FunctionTemplateDecl *FunctionTemplate,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced,
unsigned NumExplicitlySpecified,
FunctionDecl *&Specialization,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
const TemplateArgumentListInfo *ExplicitTemplateArgs,
Expr **Args, unsigned NumArgs,
FunctionDecl *&Specialization,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
const TemplateArgumentListInfo *ExplicitTemplateArgs,
QualType ArgFunctionType,
FunctionDecl *&Specialization,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
QualType ToType,
CXXConversionDecl *&Specialization,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
TemplateDeductionResult
DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
const TemplateArgumentListInfo *ExplicitTemplateArgs,
FunctionDecl *&Specialization,
TemplateDeductionInfo &Info);
sema::TemplateDeductionInfo &Info);
FunctionTemplateDecl *getMoreSpecializedTemplate(FunctionTemplateDecl *FT1,
FunctionTemplateDecl *FT2,
@ -3728,88 +3665,6 @@ public:
}
};
/// \brief A stack-allocated class that identifies which local
/// variable declaration instantiations are present in this scope.
///
/// A new instance of this class type will be created whenever we
/// instantiate a new function declaration, which will have its own
/// set of parameter declarations.
class LocalInstantiationScope {
/// \brief Reference to the semantic analysis that is performing
/// this template instantiation.
Sema &SemaRef;
/// \brief A mapping from local declarations that occur
/// within a template to their instantiations.
///
/// This mapping is used during instantiation to keep track of,
/// e.g., function parameter and variable declarations. For example,
/// given:
///
/// \code
/// template<typename T> T add(T x, T y) { return x + y; }
/// \endcode
///
/// when we instantiate add<int>, we will introduce a mapping from
/// the ParmVarDecl for 'x' that occurs in the template to the
/// instantiated ParmVarDecl for 'x'.
llvm::DenseMap<const Decl *, Decl *> LocalDecls;
/// \brief The outer scope, which contains local variable
/// definitions from some other instantiation (that may not be
/// relevant to this particular scope).
LocalInstantiationScope *Outer;
/// \brief Whether we have already exited this scope.
bool Exited;
/// \brief Whether to combine this scope with the outer scope, such that
/// lookup will search our outer scope.
bool CombineWithOuterScope;
// This class is non-copyable
LocalInstantiationScope(const LocalInstantiationScope &);
LocalInstantiationScope &operator=(const LocalInstantiationScope &);
public:
LocalInstantiationScope(Sema &SemaRef, bool CombineWithOuterScope = false)
: SemaRef(SemaRef), Outer(SemaRef.CurrentInstantiationScope),
Exited(false), CombineWithOuterScope(CombineWithOuterScope)
{
SemaRef.CurrentInstantiationScope = this;
}
~LocalInstantiationScope() {
Exit();
}
/// \brief Exit this local instantiation scope early.
void Exit() {
if (Exited)
return;
SemaRef.CurrentInstantiationScope = Outer;
Exited = true;
}
Decl *getInstantiationOf(const Decl *D);
VarDecl *getInstantiationOf(const VarDecl *Var) {
return cast<VarDecl>(getInstantiationOf(cast<Decl>(Var)));
}
ParmVarDecl *getInstantiationOf(const ParmVarDecl *Var) {
return cast<ParmVarDecl>(getInstantiationOf(cast<Decl>(Var)));
}
NonTypeTemplateParmDecl *getInstantiationOf(
const NonTypeTemplateParmDecl *Var) {
return cast<NonTypeTemplateParmDecl>(getInstantiationOf(cast<Decl>(Var)));
}
void InstantiatedLocal(const Decl *D, Decl *Inst);
};
/// \brief The current instantiation scope used to store local
/// variables.
LocalInstantiationScope *CurrentInstantiationScope;

82
include/clang/Sema/Template.h
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@ -157,6 +157,88 @@ namespace clang {
DeducedFromArrayBound = Deduced;
}
};
/// \brief A stack-allocated class that identifies which local
/// variable declaration instantiations are present in this scope.
///
/// A new instance of this class type will be created whenever we
/// instantiate a new function declaration, which will have its own
/// set of parameter declarations.
class LocalInstantiationScope {
/// \brief Reference to the semantic analysis that is performing
/// this template instantiation.
Sema &SemaRef;
/// \brief A mapping from local declarations that occur
/// within a template to their instantiations.
///
/// This mapping is used during instantiation to keep track of,
/// e.g., function parameter and variable declarations. For example,
/// given:
///
/// \code
/// template<typename T> T add(T x, T y) { return x + y; }
/// \endcode
///
/// when we instantiate add<int>, we will introduce a mapping from
/// the ParmVarDecl for 'x' that occurs in the template to the
/// instantiated ParmVarDecl for 'x'.
llvm::DenseMap<const Decl *, Decl *> LocalDecls;
/// \brief The outer scope, which contains local variable
/// definitions from some other instantiation (that may not be
/// relevant to this particular scope).
LocalInstantiationScope *Outer;
/// \brief Whether we have already exited this scope.
bool Exited;
/// \brief Whether to combine this scope with the outer scope, such that
/// lookup will search our outer scope.
bool CombineWithOuterScope;
// This class is non-copyable
LocalInstantiationScope(const LocalInstantiationScope &);
LocalInstantiationScope &operator=(const LocalInstantiationScope &);
public:
LocalInstantiationScope(Sema &SemaRef, bool CombineWithOuterScope = false)
: SemaRef(SemaRef), Outer(SemaRef.CurrentInstantiationScope),
Exited(false), CombineWithOuterScope(CombineWithOuterScope)
{
SemaRef.CurrentInstantiationScope = this;
}
~LocalInstantiationScope() {
Exit();
}
/// \brief Exit this local instantiation scope early.
void Exit() {
if (Exited)
return;
SemaRef.CurrentInstantiationScope = Outer;
Exited = true;
}
Decl *getInstantiationOf(const Decl *D);
VarDecl *getInstantiationOf(const VarDecl *Var) {
return cast<VarDecl>(getInstantiationOf(cast<Decl>(Var)));
}
ParmVarDecl *getInstantiationOf(const ParmVarDecl *Var) {
return cast<ParmVarDecl>(getInstantiationOf(cast<Decl>(Var)));
}
NonTypeTemplateParmDecl *getInstantiationOf(
const NonTypeTemplateParmDecl *Var) {
return cast<NonTypeTemplateParmDecl>(getInstantiationOf(cast<Decl>(Var)));
}
void InstantiatedLocal(const Decl *D, Decl *Inst);
};
}
#endif // LLVM_CLANG_SEMA_TEMPLATE_H

111
include/clang/Sema/TemplateDeduction.h Normal file
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@ -0,0 +1,111 @@
//===- TemplateDeduction.h - C++ template argument deduction ----*- C++ -*-===/
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//===----------------------------------------------------------------------===/
//
// This file provides types used with Sema's template argument deduction
// routines.
//
//===----------------------------------------------------------------------===/
#ifndef LLVM_CLANG_SEMA_TEMPLATE_DEDUCTION_H
#define LLVM_CLANG_SEMA_TEMPLATE_DEDUCTION_H
#include "clang/AST/DeclTemplate.h"
namespace clang {
class ASTContext;
class TemplateArgumentList;
namespace sema {
/// \brief Provides information about an attempted template argument
/// deduction, whose success or failure was described by a
/// TemplateDeductionResult value.
class TemplateDeductionInfo {
/// \brief The context in which the template arguments are stored.
ASTContext &Context;
/// \brief The deduced template argument list.
///
TemplateArgumentList *Deduced;
/// \brief The source location at which template argument
/// deduction is occurring.
SourceLocation Loc;
// do not implement these
TemplateDeductionInfo(const TemplateDeductionInfo&);
TemplateDeductionInfo &operator=(const TemplateDeductionInfo&);
public:
TemplateDeductionInfo(ASTContext &Context, SourceLocation Loc)
: Context(Context), Deduced(0), Loc(Loc) { }
~TemplateDeductionInfo() {
// FIXME: if (Deduced) Deduced->Destroy(Context);
}
/// \brief Returns the location at which template argument is
/// occuring.
SourceLocation getLocation() const {
return Loc;
}
/// \brief Take ownership of the deduced template argument list.
TemplateArgumentList *take() {
TemplateArgumentList *Result = Deduced;
Deduced = 0;
return Result;
}
/// \brief Provide a new template argument list that contains the
/// results of template argument deduction.
void reset(TemplateArgumentList *NewDeduced) {
// FIXME: if (Deduced) Deduced->Destroy(Context);
Deduced = NewDeduced;
}
/// \brief The template parameter to which a template argument
/// deduction failure refers.
///
/// Depending on the result of template argument deduction, this
/// template parameter may have different meanings:
///
/// TDK_Incomplete: this is the first template parameter whose
/// corresponding template argument was not deduced.
///
/// TDK_Inconsistent: this is the template parameter for which
/// two different template argument values were deduced.
TemplateParameter Param;
/// \brief The first template argument to which the template
/// argument deduction failure refers.
///
/// Depending on the result of the template argument deduction,
/// this template argument may have different meanings:
///
/// TDK_Inconsistent: this argument is the first value deduced
/// for the corresponding template parameter.
///
/// TDK_SubstitutionFailure: this argument is the template
/// argument we were instantiating when we encountered an error.
///
/// TDK_NonDeducedMismatch: this is the template argument
/// provided in the source code.
TemplateArgument FirstArg;
/// \brief The second template argument to which the template
/// argument deduction failure refers.
///
/// FIXME: Finish documenting this.
TemplateArgument SecondArg;
};
}
}
#endif

1
lib/Sema/CodeCompleteConsumer.cpp
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@ -15,6 +15,7 @@
#include "clang/Sema/Sema.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclObjC.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/Lex/Preprocessor.h"
#include "clang-c/Index.h"
#include "llvm/ADT/STLExtras.h"

6
lib/Sema/SemaExprCXX.cpp
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@ -12,8 +12,11 @@
//===----------------------------------------------------------------------===//
#include "clang/Sema/Sema.h"
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/Initialization.h"
#include "clang/Sema/Lookup.h"
#include "clang/Sema/ParsedTemplate.h"
#include "clang/Sema/TemplateDeduction.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/CXXInheritance.h"
#include "clang/AST/DeclObjC.h"
@ -23,10 +26,9 @@
#include "clang/Basic/PartialDiagnostic.h"
#include "clang/Basic/TargetInfo.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/ParsedTemplate.h"
#include "llvm/ADT/STLExtras.h"
using namespace clang;
using namespace sema;
ParsedType Sema::getDestructorName(SourceLocation TildeLoc,
IdentifierInfo &II,

20
lib/Sema/SemaLookup.cpp
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@ -15,6 +15,7 @@
#include "clang/Sema/Lookup.h"
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/Scope.h"
#include "clang/Sema/TemplateDeduction.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/CXXInheritance.h"
#include "clang/AST/Decl.h"
@ -36,6 +37,7 @@
#include <algorithm>
using namespace clang;
using namespace sema;
namespace {
class UnqualUsingEntry {
@ -288,6 +290,22 @@ void LookupResult::configure() {
}
}
#ifndef NDEBUG
void LookupResult::sanity() const {
assert(ResultKind != NotFound || Decls.size() == 0);
assert(ResultKind != Found || Decls.size() == 1);
assert(ResultKind != FoundOverloaded || Decls.size() > 1 ||
(Decls.size() == 1 &&
isa<FunctionTemplateDecl>((*begin())->getUnderlyingDecl())));
assert(ResultKind != FoundUnresolvedValue || sanityCheckUnresolved());
assert(ResultKind != Ambiguous || Decls.size() > 1 ||
(Decls.size() == 1 && Ambiguity == AmbiguousBaseSubobjects));
assert((Paths != NULL) == (ResultKind == Ambiguous &&
(Ambiguity == AmbiguousBaseSubobjectTypes ||
Ambiguity == AmbiguousBaseSubobjects)));
}
#endif
// Necessary because CXXBasePaths is not complete in Sema.h
void LookupResult::deletePaths(CXXBasePaths *Paths) {
delete Paths;
@ -637,7 +655,7 @@ static bool LookupDirect(Sema &S, LookupResult &R, const DeclContext *DC) {
// result), perform template argument deduction and place the
// specialization into the result set. We do this to avoid forcing all
// callers to perform special deduction for conversion functions.
Sema::TemplateDeductionInfo Info(R.getSema().Context, R.getNameLoc());
TemplateDeductionInfo Info(R.getSema().Context, R.getNameLoc());
FunctionDecl *Specialization = 0;
const FunctionProtoType *ConvProto

4
lib/Sema/SemaOverload.cpp
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@ -15,6 +15,7 @@
#include "clang/Sema/Lookup.h"
#include "clang/Sema/Initialization.h"
#include "clang/Sema/Template.h"
#include "clang/Sema/TemplateDeduction.h"
#include "clang/Basic/Diagnostic.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/AST/ASTContext.h"
@ -29,6 +30,7 @@
#include <algorithm>
namespace clang {
using namespace sema;
static bool IsStandardConversion(Sema &S, Expr* From, QualType ToType,
bool InOverloadResolution,
@ -327,7 +329,7 @@ namespace {
OverloadCandidate::DeductionFailureInfo
static MakeDeductionFailureInfo(ASTContext &Context,
Sema::TemplateDeductionResult TDK,
Sema::TemplateDeductionInfo &Info) {
TemplateDeductionInfo &Info) {
OverloadCandidate::DeductionFailureInfo Result;
Result.Result = static_cast<unsigned>(TDK);
Result.Data = 0;

2
lib/Sema/SemaTemplate.cpp
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@ -13,6 +13,7 @@
#include "clang/Sema/Lookup.h"
#include "clang/Sema/Scope.h"
#include "clang/Sema/Template.h"
#include "clang/Sema/TemplateDeduction.h"
#include "TreeTransform.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/Expr.h"
@ -25,6 +26,7 @@
#include "clang/Basic/PartialDiagnostic.h"
#include "llvm/ADT/StringExtras.h"
using namespace clang;
using namespace sema;
/// \brief Determine whether the declaration found is acceptable as the name
/// of a template and, if so, return that template declaration. Otherwise,

39
lib/Sema/SemaTemplateDeduction.cpp
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@ -13,6 +13,7 @@
#include "clang/Sema/Sema.h"
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/Template.h"
#include "clang/Sema/TemplateDeduction.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/DeclObjC.h"
#include "clang/AST/DeclTemplate.h"
@ -22,6 +23,8 @@
#include <algorithm>
namespace clang {
using namespace sema;
/// \brief Various flags that control template argument deduction.
///
/// These flags can be bitwise-OR'd together.
@ -76,7 +79,7 @@ DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
const TemplateArgument &Param,
const TemplateArgument &Arg,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced);
/// \brief If the given expression is of a form that permits the deduction
@ -99,7 +102,7 @@ DeduceNonTypeTemplateArgument(Sema &S,
NonTypeTemplateParmDecl *NTTP,
llvm::APSInt Value, QualType ValueType,
bool DeducedFromArrayBound,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
assert(NTTP->getDepth() == 0 &&
"Cannot deduce non-type template argument with depth > 0");
@ -140,7 +143,7 @@ static Sema::TemplateDeductionResult
DeduceNonTypeTemplateArgument(Sema &S,
NonTypeTemplateParmDecl *NTTP,
Expr *Value,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
assert(NTTP->getDepth() == 0 &&
"Cannot deduce non-type template argument with depth > 0");
@ -182,7 +185,7 @@ static Sema::TemplateDeductionResult
DeduceNonTypeTemplateArgument(Sema &S,
NonTypeTemplateParmDecl *NTTP,
Decl *D,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
assert(NTTP->getDepth() == 0 &&
"Cannot deduce non-type template argument with depth > 0");
@ -216,7 +219,7 @@ DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
TemplateName Param,
TemplateName Arg,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
TemplateDecl *ParamDecl = Param.getAsTemplateDecl();
if (!ParamDecl) {
@ -280,7 +283,7 @@ DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
const TemplateSpecializationType *Param,
QualType Arg,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
assert(Arg.isCanonical() && "Argument type must be canonical");
@ -372,7 +375,7 @@ static Sema::TemplateDeductionResult
DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
QualType ParamIn, QualType ArgIn,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced,
unsigned TDF) {
// We only want to look at the canonical types, since typedefs and
@ -803,7 +806,7 @@ DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
const TemplateArgument &Param,
const TemplateArgument &Arg,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
switch (Param.getKind()) {
case TemplateArgument::Null:
@ -894,7 +897,7 @@ DeduceTemplateArguments(Sema &S,
TemplateParameterList *TemplateParams,
const TemplateArgumentList &ParamList,
const TemplateArgumentList &ArgList,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced) {
assert(ParamList.size() == ArgList.size());
for (unsigned I = 0, N = ParamList.size(); I != N; ++I) {
@ -978,7 +981,7 @@ FinishTemplateArgumentDeduction(Sema &S,
ClassTemplatePartialSpecializationDecl *Partial,
const TemplateArgumentList &TemplateArgs,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced,
Sema::TemplateDeductionInfo &Info) {
TemplateDeductionInfo &Info) {
// Trap errors.
Sema::SFINAETrap Trap(S);
@ -1014,7 +1017,7 @@ FinishTemplateArgumentDeduction(Sema &S,
// to the class template.
// FIXME: Do we have to correct the types of deduced non-type template
// arguments (in particular, integral non-type template arguments?).
Sema::LocalInstantiationScope InstScope(S);
LocalInstantiationScope InstScope(S);
ClassTemplateDecl *ClassTemplate = Partial->getSpecializedTemplate();
const TemplateArgumentLoc *PartialTemplateArgs
= Partial->getTemplateArgsAsWritten();
@ -1562,7 +1565,7 @@ ResolveOverloadForDeduction(Sema &S, TemplateParameterList *TemplateParams,
// So we do not reject deductions which were made elsewhere.
llvm::SmallVector<DeducedTemplateArgument, 8>
Deduced(TemplateParams->size());
Sema::TemplateDeductionInfo Info(S.Context, Ovl->getNameLoc());
TemplateDeductionInfo Info(S.Context, Ovl->getNameLoc());
unsigned TDF = 0;
Sema::TemplateDeductionResult Result
@ -1629,7 +1632,7 @@ Sema::DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
// The types of the parameters from which we will perform template argument
// deduction.
Sema::LocalInstantiationScope InstScope(*this);
LocalInstantiationScope InstScope(*this);
TemplateParameterList *TemplateParams
= FunctionTemplate->getTemplateParameters();
llvm::SmallVector<DeducedTemplateArgument, 4> Deduced;
@ -1789,7 +1792,7 @@ Sema::DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
QualType FunctionType = Function->getType();
// Substitute any explicit template arguments.
Sema::LocalInstantiationScope InstScope(*this);
LocalInstantiationScope InstScope(*this);
llvm::SmallVector<DeducedTemplateArgument, 4> Deduced;
unsigned NumExplicitlySpecified = 0;
llvm::SmallVector<QualType, 4> ParamTypes;
@ -1921,7 +1924,7 @@ Sema::DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate,
// modulo the various allowed differences.
// Finish template argument deduction.
Sema::LocalInstantiationScope InstScope(*this);
LocalInstantiationScope InstScope(*this);
FunctionDecl *Spec = 0;
TemplateDeductionResult Result
= FinishTemplateArgumentDeduction(FunctionTemplate, Deduced, 0, Spec,
@ -1985,7 +1988,7 @@ static Sema::TemplateDeductionResult
DeduceTemplateArgumentsDuringPartialOrdering(Sema &S,
TemplateParameterList *TemplateParams,
QualType ParamIn, QualType ArgIn,
Sema::TemplateDeductionInfo &Info,
TemplateDeductionInfo &Info,
llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced,
llvm::SmallVectorImpl<DeductionQualifierComparison> *QualifierComparisons) {
CanQualType Param = S.Context.getCanonicalType(ParamIn);
@ -2067,7 +2070,7 @@ static bool isAtLeastAsSpecializedAs(Sema &S,
// C++0x [temp.deduct.partial]p3:
// The types used to determine the ordering depend on the context in which
// the partial ordering is done:
Sema::TemplateDeductionInfo Info(S.Context, Loc);
TemplateDeductionInfo Info(S.Context, Loc);
switch (TPOC) {
case TPOC_Call: {
// - In the context of a function call, the function parameter types are
@ -2392,7 +2395,7 @@ Sema::getMoreSpecializedPartialSpecialization(
// template partial specialization's template arguments, for
// example.
llvm::SmallVector<DeducedTemplateArgument, 4> Deduced;
Sema::TemplateDeductionInfo Info(Context, Loc);
TemplateDeductionInfo Info(Context, Loc);
QualType PT1 = PS1->getInjectedSpecializationType();
QualType PT2 = PS2->getInjectedSpecializationType();

11
lib/Sema/SemaTemplateInstantiate.cpp
Просмотреть файл

@ -15,6 +15,7 @@
#include "clang/Sema/DeclSpec.h"
#include "clang/Sema/Lookup.h"
#include "clang/Sema/Template.h"
#include "clang/Sema/TemplateDeduction.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/Expr.h"
@ -22,6 +23,7 @@
#include "clang/Basic/LangOptions.h"
using namespace clang;
using namespace sema;
//===----------------------------------------------------------------------===/
// Template Instantiation Support
@ -866,7 +868,7 @@ QualType TemplateInstantiator::TransformFunctionProtoType(TypeLocBuilder &TLB,
FunctionProtoTypeLoc TL,
QualType ObjectType) {
// We need a local instantiation scope for this function prototype.
Sema::LocalInstantiationScope Scope(SemaRef, /*CombineWithOuterScope=*/true);
LocalInstantiationScope Scope(SemaRef, /*CombineWithOuterScope=*/true);
return inherited::TransformFunctionProtoType(TLB, TL, ObjectType);
}
@ -1205,7 +1207,7 @@ Sema::InstantiateClass(SourceLocation PointOfInstantiation,
// instantiation scope with the enclosing scope. Otherwise, every
// instantiation of a class has its own local instantiation scope.
bool MergeWithParentScope = !Instantiation->isDefinedOutsideFunctionOrMethod();
Sema::LocalInstantiationScope Scope(*this, MergeWithParentScope);
LocalInstantiationScope Scope(*this, MergeWithParentScope);
// Pull attributes from the pattern onto the instantiation.
InstantiateAttrs(TemplateArgs, Pattern, Instantiation);
@ -1637,7 +1639,7 @@ bool Sema::Subst(const TemplateArgumentLoc &Input, TemplateArgumentLoc &Output,
return Instantiator.TransformTemplateArgument(Input, Output);
}
Decl *Sema::LocalInstantiationScope::getInstantiationOf(const Decl *D) {
Decl *LocalInstantiationScope::getInstantiationOf(const Decl *D) {
for (LocalInstantiationScope *Current = this; Current;
Current = Current->Outer) {
// Check if we found something within this scope.
@ -1656,8 +1658,7 @@ Decl *Sema::LocalInstantiationScope::getInstantiationOf(const Decl *D) {
return 0;
}
void Sema::LocalInstantiationScope::InstantiatedLocal(const Decl *D,
Decl *Inst) {
void LocalInstantiationScope::InstantiatedLocal(const Decl *D, Decl *Inst) {
Decl *&Stored = LocalDecls[D];
assert((!Stored || Stored == Inst)&& "Already instantiated this local");
Stored = Inst;

12
lib/Sema/SemaTemplateInstantiateDecl.cpp
Просмотреть файл

@ -677,7 +677,7 @@ Decl *TemplateDeclInstantiator::VisitClassTemplateDecl(ClassTemplateDecl *D) {
// Create a local instantiation scope for this class template, which
// will contain the instantiations of the template parameters.
Sema::LocalInstantiationScope Scope(SemaRef);
LocalInstantiationScope Scope(SemaRef);
TemplateParameterList *TempParams = D->getTemplateParameters();
TemplateParameterList *InstParams = SubstTemplateParams(TempParams);
if (!InstParams)
@ -864,7 +864,7 @@ TemplateDeclInstantiator::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) {
// will contain the instantiations of the template parameters and then get
// merged with the local instantiation scope for the function template
// itself.
Sema::LocalInstantiationScope Scope(SemaRef);
LocalInstantiationScope Scope(SemaRef);
TemplateParameterList *TempParams = D->getTemplateParameters();
TemplateParameterList *InstParams = SubstTemplateParams(TempParams);
@ -988,7 +988,7 @@ Decl *TemplateDeclInstantiator::VisitFunctionDecl(FunctionDecl *D,
Owner->isFunctionOrMethod() ||
!(isa<Decl>(Owner) &&
cast<Decl>(Owner)->isDefinedOutsideFunctionOrMethod());
Sema::LocalInstantiationScope Scope(SemaRef, MergeWithParentScope);
LocalInstantiationScope Scope(SemaRef, MergeWithParentScope);
llvm::SmallVector<ParmVarDecl *, 4> Params;
TypeSourceInfo *TInfo = D->getTypeSourceInfo();
@ -1237,7 +1237,7 @@ TemplateDeclInstantiator::VisitCXXMethodDecl(CXXMethodDecl *D,
bool MergeWithParentScope = (TemplateParams != 0) ||
!(isa<Decl>(Owner) &&
cast<Decl>(Owner)->isDefinedOutsideFunctionOrMethod());
Sema::LocalInstantiationScope Scope(SemaRef, MergeWithParentScope);
LocalInstantiationScope Scope(SemaRef, MergeWithParentScope);
llvm::SmallVector<ParmVarDecl *, 4> Params;
TypeSourceInfo *TInfo = D->getTypeSourceInfo();
@ -1508,7 +1508,7 @@ TemplateDeclInstantiator::VisitTemplateTemplateParmDecl(
{
// Perform the actual substitution of template parameters within a new,
// local instantiation scope.
Sema::LocalInstantiationScope Scope(SemaRef);
LocalInstantiationScope Scope(SemaRef);
InstParams = SubstTemplateParams(TempParams);
if (!InstParams)
return NULL;
@ -1735,7 +1735,7 @@ TemplateDeclInstantiator::InstantiateClassTemplatePartialSpecialization(
// Create a local instantiation scope for this class template partial
// specialization, which will contain the instantiations of the template
// parameters.
Sema::LocalInstantiationScope Scope(SemaRef);
LocalInstantiationScope Scope(SemaRef);
// Substitute into the template parameters of the class template partial
// specialization.

1
lib/Serialization/ASTReader.cpp
Просмотреть файл

@ -20,6 +20,7 @@
#include "clang/Sema/Scope.h"
#include "clang/AST/ASTConsumer.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/Expr.h"
#include "clang/AST/ExprCXX.h"
#include "clang/AST/Type.h"

1
lib/Serialization/ASTWriter.cpp
Просмотреть файл

@ -18,6 +18,7 @@
#include "clang/AST/ASTContext.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclContextInternals.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/Expr.h"
#include "clang/AST/ExprCXX.h"
#include "clang/AST/Type.h"