clang  3.7.0
Public Member Functions | Static Public Member Functions | Public Attributes | List of all members
clang::sema::BlockScopeInfo Class Reference

Retains information about a block that is currently being parsed. More...

#include <ScopeInfo.h>

Inheritance diagram for clang::sema::BlockScopeInfo:
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Collaboration diagram for clang::sema::BlockScopeInfo:
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Public Member Functions

 BlockScopeInfo (DiagnosticsEngine &Diag, Scope *BlockScope, BlockDecl *Block)
 
 ~BlockScopeInfo () override
 
- Public Member Functions inherited from clang::sema::CapturingScopeInfo
 CapturingScopeInfo (DiagnosticsEngine &Diag, ImplicitCaptureStyle Style)
 
void addCapture (VarDecl *Var, bool isBlock, bool isByref, bool isNested, SourceLocation Loc, SourceLocation EllipsisLoc, QualType CaptureType, Expr *Cpy)
 
void addVLATypeCapture (SourceLocation Loc, QualType CaptureType)
 
void addThisCapture (bool isNested, SourceLocation Loc, QualType CaptureType, Expr *Cpy)
 
bool isCXXThisCaptured () const
 Determine whether the C++ 'this' is captured. More...
 
CapturegetCXXThisCapture ()
 Retrieve the capture of C++ 'this', if it has been captured. More...
 
bool isCaptured (VarDecl *Var) const
 Determine whether the given variable has been captured. More...
 
bool isVLATypeCaptured (const VariableArrayType *VAT) const
 Determine whether the given variable-array type has been captured. More...
 
CapturegetCapture (VarDecl *Var)
 Retrieve the capture of the given variable, if it has been captured already. More...
 
const CapturegetCapture (VarDecl *Var) const
 
- Public Member Functions inherited from clang::sema::FunctionScopeInfo
template<typename ExprT >
void recordUseOfWeak (const ExprT *E, bool IsRead=true)
 
void recordUseOfWeak (const ObjCMessageExpr *Msg, const ObjCPropertyDecl *Prop)
 
void markSafeWeakUse (const Expr *E)
 
const WeakObjectUseMapgetWeakObjectUses () const
 
void setHasBranchIntoScope ()
 
void setHasBranchProtectedScope ()
 
void setHasIndirectGoto ()
 
void setHasDroppedStmt ()
 
void setHasCXXTry (SourceLocation TryLoc)
 
void setHasSEHTry (SourceLocation TryLoc)
 
bool NeedsScopeChecking () const
 
 FunctionScopeInfo (DiagnosticsEngine &Diag)
 
virtual ~FunctionScopeInfo ()
 
void Clear ()
 Clear out the information in this function scope, making it suitable for reuse. More...
 

Static Public Member Functions

static bool classof (const FunctionScopeInfo *FSI)
 
- Static Public Member Functions inherited from clang::sema::CapturingScopeInfo
static bool classof (const FunctionScopeInfo *FSI)
 

Public Attributes

BlockDeclTheDecl
 
ScopeTheScope
 
QualType FunctionType
 
- Public Attributes inherited from clang::sema::CapturingScopeInfo
ImplicitCaptureStyle ImpCaptureStyle
 
llvm::DenseMap< VarDecl
*, unsigned
CaptureMap
 CaptureMap - A map of captured variables to (index+1) into Captures. More...
 
unsigned CXXThisCaptureIndex
 
SmallVector< Capture, 4 > Captures
 Captures - The captures. More...
 
bool HasImplicitReturnType
 
  • Whether the target type of return statements in this context is deduced (e.g. a lambda or block with omitted return type).
More...
 
QualType ReturnType
 
- Public Attributes inherited from clang::sema::FunctionScopeInfo
ScopeKind Kind
 What kind of scope we are describing. More...
 
bool HasBranchProtectedScope
 Whether this function contains a VLA, @try, try, C++ initializer, or anything else that can't be jumped past. More...
 
bool HasBranchIntoScope
 Whether this function contains any switches or direct gotos. More...
 
bool HasIndirectGoto
 Whether this function contains any indirect gotos. More...
 
bool HasDroppedStmt
 Whether a statement was dropped because it was invalid. More...
 
bool ObjCShouldCallSuper
 
bool ObjCIsDesignatedInit
 True when this is a method marked as a designated initializer. More...
 
bool ObjCWarnForNoDesignatedInitChain
 
bool ObjCIsSecondaryInit
 
bool ObjCWarnForNoInitDelegation
 
SourceLocation FirstCXXTryLoc
 First C++ 'try' statement in the current function. More...
 
SourceLocation FirstSEHTryLoc
 First SEH '__try' statement in the current function. More...
 
DiagnosticErrorTrap ErrorTrap
 Used to determine if errors occurred in this function or block. More...
 
SmallVector< SwitchStmt *, 8 > SwitchStack
 
SmallVector< ReturnStmt *, 4 > Returns
 The list of return statements that occur within the function or block, if there is any chance of applying the named return value optimization, or if we need to infer a return type. More...
 
SmallVector< CompoundScopeInfo, 4 > CompoundScopes
 The stack of currently active compound stamement scopes in the function. More...
 
SmallVector
< PossiblyUnreachableDiag, 4 > 
PossiblyUnreachableDiags
 A list of PartialDiagnostics created but delayed within the current function scope. These diagnostics are vetted for reachability prior to being emitted. More...
 
llvm::SmallPtrSet< const
ParmVarDecl *, 8 > 
ModifiedNonNullParams
 A list of parameters which have the nonnull attribute and are modified in the function. More...
 

Additional Inherited Members

- Public Types inherited from clang::sema::CapturingScopeInfo
enum  ImplicitCaptureStyle {
  ImpCap_None, ImpCap_LambdaByval, ImpCap_LambdaByref, ImpCap_Block,
  ImpCap_CapturedRegion
}
 
- Public Types inherited from clang::sema::FunctionScopeInfo
typedef SmallVector< WeakUseTy, 4 > WeakUseVector
 
typedef llvm::SmallDenseMap
< WeakObjectProfileTy,
WeakUseVector,
8, WeakObjectProfileTy::DenseMapInfo
WeakObjectUseMap
 
- Protected Types inherited from clang::sema::FunctionScopeInfo
enum  ScopeKind { SK_Function, SK_Block, SK_Lambda, SK_CapturedRegion }
 

Detailed Description

Retains information about a block that is currently being parsed.

Definition at line 552 of file ScopeInfo.h.

Constructor & Destructor Documentation

clang::sema::BlockScopeInfo::BlockScopeInfo ( DiagnosticsEngine Diag,
Scope BlockScope,
BlockDecl Block 
)
inline

Definition at line 564 of file ScopeInfo.h.

References clang::sema::FunctionScopeInfo::SK_Block.

BlockScopeInfo::~BlockScopeInfo ( )
override

Definition at line 236 of file ScopeInfo.cpp.

Member Function Documentation

static bool clang::sema::BlockScopeInfo::classof ( const FunctionScopeInfo FSI)
inlinestatic

Member Data Documentation

QualType clang::sema::BlockScopeInfo::FunctionType

BlockType - The function type of the block, if one was given. Its return type may be BuiltinType::Dependent.

Definition at line 562 of file ScopeInfo.h.

Referenced by clang::Sema::ActOnBlockStmtExpr().

BlockDecl* clang::sema::BlockScopeInfo::TheDecl

Definition at line 554 of file ScopeInfo.h.

Referenced by clang::Sema::ActOnBlockStmtExpr().

Scope* clang::sema::BlockScopeInfo::TheScope

TheScope - This is the scope for the block itself, which contains arguments etc.

Definition at line 558 of file ScopeInfo.h.


The documentation for this class was generated from the following files: