clang: clang::IfStmt Class Reference (original) (raw)

IfStmt - This represents an if/then/else. More...

#include "[clang/AST/Stmt.h](Stmt%5F8h%5Fsource.html)"

Public Member Functions
bool hasInitStorage () const
True if this IfStmt has the storage for an init statement.
bool hasVarStorage () const
True if this IfStmt has storage for a variable declaration.
bool hasElseStorage () const
True if this IfStmt has storage for an else statement.
Expr * getCond ()
const Expr * getCond () const
void setCond (Expr *Cond)
Stmt * getThen ()
const Stmt * getThen () const
void setThen (Stmt *Then)
Stmt * getElse ()
const Stmt * getElse () const
void setElse (Stmt *Else)
VarDecl * getConditionVariable ()
Retrieve the variable declared in this "if" statement, if any.
const VarDecl * getConditionVariable () const
void setConditionVariable (const ASTContext &Ctx, VarDecl *V)
Set the condition variable for this if statement.
DeclStmt * getConditionVariableDeclStmt ()
If this IfStmt has a condition variable, return the faux DeclStmt associated with the creation of that condition variable.
const DeclStmt * getConditionVariableDeclStmt () const
void setConditionVariableDeclStmt (DeclStmt *CondVar)
Stmt * getInit ()
const Stmt * getInit () const
void setInit (Stmt *Init)
SourceLocation getIfLoc () const
void setIfLoc (SourceLocation IfLoc)
SourceLocation getElseLoc () const
void setElseLoc (SourceLocation ElseLoc)
bool isConsteval () const
bool isNonNegatedConsteval () const
bool isNegatedConsteval () const
bool isConstexpr () const
void setStatementKind (IfStatementKind Kind)
IfStatementKind getStatementKind () const
std::optional< const Stmt * > getNondiscardedCase (const ASTContext &Ctx) const
If this is an 'if constexpr', determine which substatement will be taken.
std::optional< Stmt * > getNondiscardedCase (const ASTContext &Ctx)
bool isObjCAvailabilityCheck () const
SourceLocation getBeginLoc () const
SourceLocation getEndLoc () const LLVM_READONLY
SourceLocation getLParenLoc () const
void setLParenLoc (SourceLocation Loc)
SourceLocation getRParenLoc () const
void setRParenLoc (SourceLocation Loc)
child_range children ()
const_child_range children () const
Public Member Functions inherited from clang::Stmt
void * operator new (size_t bytes, const ASTContext &C, unsigned alignment=8)
void * operator new (size_t bytes, const ASTContext *C, unsigned alignment=8)
void * operator new (size_t bytes, void *mem) noexcept
void operator delete (void *, const ASTContext &, unsigned) noexcept
void operator delete (void *, const ASTContext *, unsigned) noexcept
void operator delete (void *, size_t) noexcept
void operator delete (void *, void *) noexcept
Stmt ()=delete
Stmt (const Stmt &)=delete
Stmt (Stmt &&)=delete
Stmt & operator= (const Stmt &)=delete
Stmt & operator= (Stmt &&)=delete
Stmt (StmtClass SC)
StmtClass getStmtClass () const
const char * getStmtClassName () const
SourceRange getSourceRange () const LLVM_READONLY
SourceLocation tokens are not useful in isolation - they are low level value objects created/interpreted by SourceManager.
SourceLocation getBeginLoc () const LLVM_READONLY
SourceLocation getEndLoc () const LLVM_READONLY
void dump () const
Dumps the specified AST fragment and all subtrees to llvm::errs().
void dump (raw_ostream &OS, const ASTContext &Context) const
int64_t getID (const ASTContext &Context) const
void dumpColor () const
dumpColor - same as dump(), but forces color highlighting.
void dumpPretty (const ASTContext &Context) const
dumpPretty/printPretty - These two methods do a "pretty print" of the AST back to its original source language syntax.
void printPretty (raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, StringRef NewlineSymbol="\n", const ASTContext *Context=nullptr) const
void printPrettyControlled (raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, StringRef NewlineSymbol="\n", const ASTContext *Context=nullptr) const
void printJson (raw_ostream &Out, PrinterHelper *Helper, const PrintingPolicy &Policy, bool AddQuotes) const
Pretty-prints in JSON format.
void viewAST () const
viewAST - Visualize an AST rooted at this Stmt* using GraphViz.
Stmt * IgnoreContainers (bool IgnoreCaptured=false)
Skip no-op (attributed, compound) container stmts and skip captured stmt at the top, if IgnoreCaptured is true.
const Stmt * IgnoreContainers (bool IgnoreCaptured=false) const
const Stmt * stripLabelLikeStatements () const
Strip off all label-like statements.
Stmt * stripLabelLikeStatements ()
child_range children ()
const_child_range children () const
child_iterator child_begin ()
child_iterator child_end ()
const_child_iterator child_begin () const
const_child_iterator child_end () const
void Profile (llvm::FoldingSetNodeID &ID, const ASTContext &Context, bool Canonical, bool ProfileLambdaExpr=false) const
Produce a unique representation of the given statement.
void ProcessODRHash (llvm::FoldingSetNodeID &ID, ODRHash &Hash) const
Calculate a unique representation for a statement that is stable across compiler invocations.
Static Public Member Functions
static IfStmt * Create (const ASTContext &Ctx, SourceLocation IL, IfStatementKind Kind, Stmt *Init, VarDecl *Var, Expr *Cond, SourceLocation LPL, SourceLocation RPL, Stmt *Then, SourceLocation EL=SourceLocation(), Stmt *Else=nullptr)
Create an IfStmt.
static IfStmt * CreateEmpty (const ASTContext &Ctx, bool HasElse, bool HasVar, bool HasInit)
Create an empty IfStmt optionally with storage for an else statement, condition variable and init expression.
static bool classof (const Stmt *T)
Static Public Member Functions inherited from clang::Stmt
static void addStmtClass (const StmtClass s)
static void EnableStatistics ()
static void PrintStats ()
static Likelihood getLikelihood (ArrayRef< const Attr * > Attrs)
static Likelihood getLikelihood (const Stmt *S)
static const Attr * getLikelihoodAttr (const Stmt *S)
static Likelihood getLikelihood (const Stmt *Then, const Stmt *Else)
static std::tuple< bool, const Attr *, const Attr * > determineLikelihoodConflict (const Stmt *Then, const Stmt *Else)
Additional Inherited Members
Public Types inherited from clang::Stmt
enum StmtClass { NoStmtClass = 0 }
enum Likelihood { LH_Unlikely = -1 , LH_None, LH_Likely }
The likelihood of a branch being taken. More...
using child_iterator = StmtIterator
Child Iterators: All subclasses must implement 'children' to permit easy iteration over the substatements/subexpressions of an AST node.
using const_child_iterator = ConstStmtIterator
using child_range = llvm::iterator_range<child_iterator>
using const_child_range = llvm::iterator_range<const_child_iterator>
Protected Types inherited from clang::Stmt
enum { NumExprBits = NumStmtBits + 5 + llvm::BitWidth }
enum { NumCallExprBits = 25 }
enum { NumOverloadExprBits = NumExprBits + 1 }
template<typename T>
using ConstCastIterator = CastIterator<T, const T *const, const Stmt *const>
Const iterator for iterating over Stmt * arrays that contain only T *.
using ExprIterator = CastIterator<Expr>
using ConstExprIterator = ConstCastIterator<Expr>
Protected Member Functions inherited from clang::Stmt
void * operator new (size_t bytes) noexcept
void operator delete (void *data) noexcept
Stmt (StmtClass SC, EmptyShell)
Construct an empty statement.
Protected Attributes inherited from clang::Stmt
union {
StmtBitfields StmtBits
NullStmtBitfields NullStmtBits
CompoundStmtBitfields CompoundStmtBits
LabelStmtBitfields LabelStmtBits
AttributedStmtBitfields AttributedStmtBits
IfStmtBitfields IfStmtBits
SwitchStmtBitfields SwitchStmtBits
WhileStmtBitfields WhileStmtBits
DoStmtBitfields DoStmtBits
ForStmtBitfields ForStmtBits
GotoStmtBitfields GotoStmtBits
LoopControlStmtBitfields LoopControlStmtBits
ReturnStmtBitfields ReturnStmtBits
SwitchCaseBitfields SwitchCaseBits
DeferStmtBitfields DeferStmtBits
ExprBitfields ExprBits
ConstantExprBitfields ConstantExprBits
PredefinedExprBitfields PredefinedExprBits
DeclRefExprBitfields DeclRefExprBits
FloatingLiteralBitfields FloatingLiteralBits
StringLiteralBitfields StringLiteralBits
CharacterLiteralBitfields CharacterLiteralBits
UnaryOperatorBitfields UnaryOperatorBits
UnaryExprOrTypeTraitExprBitfields UnaryExprOrTypeTraitExprBits
ArrayOrMatrixSubscriptExprBitfields ArrayOrMatrixSubscriptExprBits
CallExprBitfields CallExprBits
MemberExprBitfields MemberExprBits
CastExprBitfields CastExprBits
BinaryOperatorBitfields BinaryOperatorBits
InitListExprBitfields InitListExprBits
ParenListExprBitfields ParenListExprBits
GenericSelectionExprBitfields GenericSelectionExprBits
PseudoObjectExprBitfields PseudoObjectExprBits
SourceLocExprBitfields SourceLocExprBits
ParenExprBitfields ParenExprBits
ShuffleVectorExprBitfields ShuffleVectorExprBits
StmtExprBitfields StmtExprBits
ChooseExprBitfields ChooseExprBits
CXXOperatorCallExprBitfields CXXOperatorCallExprBits
CXXRewrittenBinaryOperatorBitfields CXXRewrittenBinaryOperatorBits
CXXBoolLiteralExprBitfields CXXBoolLiteralExprBits
CXXNullPtrLiteralExprBitfields CXXNullPtrLiteralExprBits
CXXThisExprBitfields CXXThisExprBits
CXXThrowExprBitfields CXXThrowExprBits
CXXDefaultArgExprBitfields CXXDefaultArgExprBits
CXXDefaultInitExprBitfields CXXDefaultInitExprBits
CXXScalarValueInitExprBitfields CXXScalarValueInitExprBits
CXXNewExprBitfields CXXNewExprBits
CXXDeleteExprBitfields CXXDeleteExprBits
TypeTraitExprBitfields TypeTraitExprBits
DependentScopeDeclRefExprBitfields DependentScopeDeclRefExprBits
CXXConstructExprBitfields CXXConstructExprBits
ExprWithCleanupsBitfields ExprWithCleanupsBits
CXXUnresolvedConstructExprBitfields CXXUnresolvedConstructExprBits
CXXDependentScopeMemberExprBitfields CXXDependentScopeMemberExprBits
OverloadExprBitfields OverloadExprBits
UnresolvedLookupExprBitfields UnresolvedLookupExprBits
UnresolvedMemberExprBitfields UnresolvedMemberExprBits
CXXNoexceptExprBitfields CXXNoexceptExprBits
SubstNonTypeTemplateParmExprBitfields SubstNonTypeTemplateParmExprBits
LambdaExprBitfields LambdaExprBits
RequiresExprBitfields RequiresExprBits
ArrayTypeTraitExprBitfields ArrayTypeTraitExprBits
ExpressionTraitExprBitfields ExpressionTraitExprBits
CXXFoldExprBitfields CXXFoldExprBits
PackIndexingExprBitfields PackIndexingExprBits
CoawaitExprBitfields CoawaitBits
ObjCIndirectCopyRestoreExprBitfields ObjCIndirectCopyRestoreExprBits
OpaqueValueExprBitfields OpaqueValueExprBits
ConvertVectorExprBitfields ConvertVectorExprBits
};

IfStmt - This represents an if/then/else.

Definition at line 2247 of file Stmt.h.

◆ children() [1/2]

◆ children() [2/2]

◆ classof()

bool clang::IfStmt::classof ( const Stmt * T) inlinestatic

◆ Create()

IfStmt * IfStmt::Create ( const ASTContext & Ctx, SourceLocation IL, IfStatementKind Kind, Stmt * Init, VarDecl * Var, Expr * Cond, SourceLocation LPL, SourceLocation RPL, Stmt * Then, SourceLocation EL = SourceLocation(), Stmt * Else = nullptr ) static

◆ CreateEmpty()

◆ getBeginLoc()

◆ getCond() [1/2]

Expr * clang::IfStmt::getCond ( ) inline

◆ getCond() [2/2]

const Expr * clang::IfStmt::getCond ( ) const inline

◆ getConditionVariable() [1/2]

VarDecl * IfStmt::getConditionVariable ( )

◆ getConditionVariable() [2/2]

const VarDecl * clang::IfStmt::getConditionVariable ( ) const inline

◆ getConditionVariableDeclStmt() [1/2]

DeclStmt * clang::IfStmt::getConditionVariableDeclStmt ( ) inline

◆ getConditionVariableDeclStmt() [2/2]

const DeclStmt * clang::IfStmt::getConditionVariableDeclStmt ( ) const inline

◆ getElse() [1/2]

Stmt * clang::IfStmt::getElse ( ) inline

◆ getElse() [2/2]

const Stmt * clang::IfStmt::getElse ( ) const inline

◆ getElseLoc()

◆ getEndLoc()

◆ getIfLoc()

◆ getInit() [1/2]

Stmt * clang::IfStmt::getInit ( ) inline

◆ getInit() [2/2]

const Stmt * clang::IfStmt::getInit ( ) const inline

◆ getLParenLoc()

◆ getNondiscardedCase() [1/2]

std::optional< Stmt * > IfStmt::getNondiscardedCase ( const ASTContext & Ctx )

◆ getNondiscardedCase() [2/2]

std::optional< const Stmt * > IfStmt::getNondiscardedCase ( const ASTContext & Ctx ) const

◆ getRParenLoc()

◆ getStatementKind()

◆ getThen() [1/2]

Stmt * clang::IfStmt::getThen ( ) inline

◆ getThen() [2/2]

const Stmt * clang::IfStmt::getThen ( ) const inline

◆ hasElseStorage()

bool clang::IfStmt::hasElseStorage ( ) const inline

◆ hasInitStorage()

bool clang::IfStmt::hasInitStorage ( ) const inline

◆ hasVarStorage()

bool clang::IfStmt::hasVarStorage ( ) const inline

◆ isConsteval()

bool clang::IfStmt::isConsteval ( ) const inline

◆ isConstexpr()

bool clang::IfStmt::isConstexpr ( ) const inline

◆ isNegatedConsteval()

bool clang::IfStmt::isNegatedConsteval ( ) const inline

◆ isNonNegatedConsteval()

bool clang::IfStmt::isNonNegatedConsteval ( ) const inline

◆ isObjCAvailabilityCheck()

bool IfStmt::isObjCAvailabilityCheck ( ) const

◆ setCond()

void clang::IfStmt::setCond ( Expr * Cond) inline

◆ setConditionVariable()

◆ setConditionVariableDeclStmt()

void clang::IfStmt::setConditionVariableDeclStmt ( DeclStmt * CondVar) inline

◆ setElse()

void clang::IfStmt::setElse ( Stmt * Else) inline

◆ setElseLoc()

◆ setIfLoc()

◆ setInit()

void clang::IfStmt::setInit ( Stmt * Init) inline

◆ setLParenLoc()

◆ setRParenLoc()

◆ setStatementKind()

◆ setThen()

void clang::IfStmt::setThen ( Stmt * Then) inline

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