- frequires
Statements* frequires;
- fensures
Ensures* fensures;
- frequire
Statement frequire;
- fensure
Statement fensure;
- fbody
Statement fbody;
- foverrides
FuncDeclarations foverrides;
functions this function overrides
- fdrequire
FuncDeclaration fdrequire;
function that does the in contract
- fdensure
FuncDeclaration fdensure;
function that does the out contract
- fdrequireParams
Expressions* fdrequireParams;
argument list for __require
- fdensureParams
Expressions* fdensureParams;
argument list for __ensure
- mangleString
const(char)* mangleString;
mangled symbol created from mangleExact()
- vresult
VarDeclaration vresult;
result variable for out contracts
- returnLabel
LabelDsymbol returnLabel;
- localsymtab
DsymbolTable localsymtab;
Undocumented in source.
- vthis
VarDeclaration vthis;
'this' parameter (member and nested)
- isThis2
bool isThis2;
has a dual-context 'this' parameter
- v_arguments
VarDeclaration v_arguments;
- v_argptr
VarDeclaration v_argptr;
- parameters
VarDeclarations* parameters;
Array of VarDeclaration's for parameters
- labtab
DsymbolTable labtab;
statement label symbol table
- overnext
Dsymbol overnext;
- overnext0
FuncDeclaration overnext0;
next in overload list (only used during IFTI)
- endloc
Loc endloc;
location of closing curly bracket
- vtblIndex
int vtblIndex;
for member functions, index into vtbl[]
- naked
bool naked;
- generated
bool generated;
true if function was generated by the compiler rather than
- hasAlwaysInlines
bool hasAlwaysInlines;
supplied by the user
+//// contains references to functions that must be inline
- isCrtCtorDtor
ubyte isCrtCtorDtor;
has attribute pragma(crt_constructor(1)/crt_destructor(2))
- inlineStatusStmt
ILS inlineStatusStmt;
not set before the glue layer
- inlineStatusExp
ILS inlineStatusExp;
Undocumented in source.
- inlining
PINLINE inlining;
Undocumented in source.
- inlineNest
int inlineNest;
- eh_none
bool eh_none;
true if no exception unwinding is needed
- semantic3Errors
bool semantic3Errors;
true if errors in semantic3 this function's frame ptr
- fes
ForeachStatement fes;
if foreach body, this is the foreach
- interfaceVirtual
BaseClass* interfaceVirtual;
if virtual, but only appears in base interface vtbl[]
- introducing
bool introducing;
true if 'introducing' function
- tintro
Type tintro;
if !=NULL, then this is the type
of the 'introducing' function
this one is overriding
- inferRetType
bool inferRetType;
true if return type is to be inferred
- storage_class2
StorageClass storage_class2;
storage class for template onemember's
- hasReturnExp
int hasReturnExp;
1 if there's a return exp; statement
2 if there's a throw statement
4 if there's an assert(0)
8 if there's inline asm
16 if there are multiple return statements
- nrvo_can
bool nrvo_can;
true means we can do NRVO
- nrvo_var
VarDeclaration nrvo_var;
variable to replace with shidden
- shidden
Symbol* shidden;
hidden pointer passed to function
- returns
ReturnStatements* returns;
Undocumented in source.
- gotos
GotoStatements* gotos;
Gotos with forward references
- builtin
BUILTIN builtin;
set if this is a known, builtin function we can evaluate at compile time
- tookAddressOf
int tookAddressOf;
set if someone took the address of this function
- requiresClosure
bool requiresClosure;
Undocumented in source.
- closureVars
VarDeclarations closureVars;
local variables in this function which are referenced by nested functions
(They'll get put into the "closure" for this function.)
- outerVars
VarDeclarations outerVars;
Outer variables which are referenced by this nested function
(the inverse of closureVars)
- siblingCallers
FuncDeclarations siblingCallers;
Sibling nested functions which called this one
- inlinedNestedCallees
FuncDeclarations* inlinedNestedCallees;
Undocumented in source.
- flags
uint flags;
- objc
ObjcFuncDeclaration objc;
Data for a function declaration that is needed for the Objective-C
integration.
- canInferAttributesOverride
bool delegate(FuncDeclaration func, Scope* scope_, bool delegate(Scope*) defaultCanInferAttributes) canInferAttributesOverride;
Undocumented in source.
- create
FuncDeclaration create(Loc loc, Loc endloc, Identifier id, StorageClass storage_class, Type type)
Undocumented in source. Be warned that the author may not have intended to support it.
- syntaxCopy
Dsymbol syntaxCopy(Dsymbol s)
Undocumented in source. Be warned that the author may not have intended to support it.
- functionSemantic
bool functionSemantic()
Resolve forward reference of function signature -
parameter types, return type, and attributes.
Returns false if any errors exist in the signature.
- functionSemantic3
bool functionSemantic3()
Resolve forward reference of function body.
Returns false if any errors exist in the body.
- checkForwardRef
bool checkForwardRef(Loc loc)
Check that this function type is properly resolved.
If not, report "forward reference error" and return true.
- declareThis
void declareThis(Scope* sc)
Creates and returns the hidden parameters for this function declaration.
- equals
bool equals(RootObject o)
Undocumented in source. Be warned that the author may not have intended to support it.
- overrides
int overrides(FuncDeclaration fd)
Determine if 'this' overrides fd.
Return !=0 if it does.
- findVtblIndex
int findVtblIndex(Dsymbols* vtbl, int dim)
Find index of function in vtbl[0..dim] that
this function overrides.
Prefer an exact match to a covariant one.
- overrideInterface
BaseClass* overrideInterface()
If function a function in a base class,
return that base class.
- overloadInsert
bool overloadInsert(Dsymbol s)
Overload this FuncDeclaration with the new one f.
Return true if successful; i.e. no conflict.
- overloadExactMatch
FuncDeclaration overloadExactMatch(Type t)
Find function in overload list that exactly matches t.
- overloadModMatch
FuncDeclaration overloadModMatch(Loc loc, Type tthis, bool hasOverloads)
Find function in overload list that matches to the 'this' modifier.
There's four result types.
- findTemplateDeclRoot
TemplateDeclaration findTemplateDeclRoot()
find function template root in overload list
- inUnittest
bool inUnittest()
Returns true if function was declared
directly or indirectly in a unittest block
- leastAsSpecialized
MATCH leastAsSpecialized(FuncDeclaration g)
Determine partial specialization order of 'this' vs g.
This is very similar to TemplateDeclaration::leastAsSpecialized().
- searchLabel
LabelDsymbol searchLabel(Identifier ident)
Labels are in a separate scope, one per function.
- getLevel
int getLevel(FuncDeclaration fd, int intypeof)
Determine lexical level difference from this to nested function fd.
- getLevelAndCheck
int getLevelAndCheck(Loc loc, Scope* sc, FuncDeclaration fd, Declaration decl)
Determine lexical level difference from this to nested function fd.
Issue error if this cannot call fd.
- LevelError
enum LevelError;
Undocumented in source.
- toPrettyChars
const(char)* toPrettyChars(bool QualifyTypes)
Undocumented in source. Be warned that the author may not have intended to support it.
- toFullSignature
const(char)* toFullSignature()
for diagnostics, e.g. 'int foo(int x, int y) pure'
- isMain
bool isMain()
Undocumented in source. Be warned that the author may not have intended to support it.
- isCMain
bool isCMain()
Undocumented in source. Be warned that the author may not have intended to support it.
- isWinMain
bool isWinMain()
Undocumented in source. Be warned that the author may not have intended to support it.
- isDllMain
bool isDllMain()
Undocumented in source. Be warned that the author may not have intended to support it.
- isRtInit
bool isRtInit()
Undocumented in source. Be warned that the author may not have intended to support it.
- isExport
bool isExport()
Undocumented in source. Be warned that the author may not have intended to support it.
- isImportedSymbol
bool isImportedSymbol()
Undocumented in source. Be warned that the author may not have intended to support it.
- isCodeseg
bool isCodeseg()
Undocumented in source. Be warned that the author may not have intended to support it.
- isOverloadable
bool isOverloadable()
Undocumented in source. Be warned that the author may not have intended to support it.
- isAbstract
bool isAbstract()
Override so it can work even if semantic() hasn't yet
been run.
- canInferAttributes
bool canInferAttributes(Scope* sc)
Decide if attributes for this function can be inferred from examining
the function body.
- canInferAttributesImpl
bool canInferAttributesImpl(Scope* sc)
Undocumented in source. Be warned that the author may not have intended to support it.
- initInferAttributes
void initInferAttributes()
Initialize for inferring the attributes of this function.
- isPure
PURE isPure()
Undocumented in source. Be warned that the author may not have intended to support it.
- isPureBypassingInference
PURE isPureBypassingInference()
Undocumented in source. Be warned that the author may not have intended to support it.
- setImpure
bool setImpure()
The function is doing something impure,
so mark it as impure.
If there's a purity error, return true.
- isSafe
bool isSafe()
Undocumented in source. Be warned that the author may not have intended to support it.
- isSafeBypassingInference
bool isSafeBypassingInference()
Undocumented in source. Be warned that the author may not have intended to support it.
- isTrusted
bool isTrusted()
Undocumented in source. Be warned that the author may not have intended to support it.
- setUnsafe
bool setUnsafe()
The function is doing something unsafe,
so mark it as unsafe.
If there's a safe error, return true.
- isNogc
bool isNogc()
Undocumented in source. Be warned that the author may not have intended to support it.
- isNogcBypassingInference
bool isNogcBypassingInference()
Undocumented in source. Be warned that the author may not have intended to support it.
- setGC
bool setGC()
The function is doing something that may allocate with the GC,
so mark it as not nogc (not no-how).
- printGCUsage
void printGCUsage(Loc loc, const(char)* warn)
Undocumented in source. Be warned that the author may not have intended to support it.
- isReturnIsolated
bool isReturnIsolated()
See if pointers from function parameters, mutable globals, or uplevel functions
could leak into return value.
- isTypeIsolated
bool isTypeIsolated(Type t)
bool isTypeIsolated(Type t, StringTable!Type parentTypes)
See if pointers from function parameters, mutable globals, or uplevel functions
could leak into type t.
- isNested
bool isNested()
Determine if function needs a static frame pointer.
- isThis
inout(AggregateDeclaration) isThis()
Determine if function is a non-static member function
that has an implicit 'this' expression.
- needThis
bool needThis()
Undocumented in source. Be warned that the author may not have intended to support it.
- isVirtualMethod
bool isVirtualMethod()
Undocumented in source. Be warned that the author may not have intended to support it.
- isVirtual
bool isVirtual()
Undocumented in source. Be warned that the author may not have intended to support it.
- isFinalFunc
bool isFinalFunc()
Undocumented in source. Be warned that the author may not have intended to support it.
- addPreInvariant
bool addPreInvariant()
Undocumented in source. Be warned that the author may not have intended to support it.
- addPostInvariant
bool addPostInvariant()
Undocumented in source. Be warned that the author may not have intended to support it.
- kind
const(char)* kind()
Undocumented in source. Be warned that the author may not have intended to support it.
- isUnique
bool isUnique()
- checkNestedReference
bool checkNestedReference(Scope* sc, Loc loc)
In the current function, we are calling 'this' function.
1. Check to see if the current function can call 'this' function, issue error if not.
2. If the current function is not the parent of 'this' function, then add
the current function to the list of siblings of 'this' function.
3. If the current function is a literal, and it's accessing an uplevel scope,
then mark it as a delegate.
Returns true if error occurs.
- needsClosure
bool needsClosure()
Look at all the variables in this function that are referenced
by nested functions, and determine if a closure needs to be
created for them.
- checkClosure
bool checkClosure()
Check that the function contains any closure.
If it's @nogc, report suitable errors.
This is mostly consistent with FuncDeclaration::needsClosure().
- hasNestedFrameRefs
bool hasNestedFrameRefs()
Determine if function's variables are referenced by a function
nested within it.
- buildResultVar
void buildResultVar(Scope* sc, Type tret)
Declare result variable lazily.
- mergeFrequire
Statement mergeFrequire(Statement sf, Expressions* params)
Merge into this function the 'in' contracts of all it overrides.
'in's are OR'd together, i.e. only one of them needs to pass.
- needsFensure
bool needsFensure(FuncDeclaration fd)
Determine whether an 'out' contract is declared inside
the given function or any of its overrides.
- buildEnsureRequire
void buildEnsureRequire()
Rewrite contracts as statements.
- mergeFensure
Statement mergeFensure(Statement sf, Identifier oid, Expressions* params)
Merge into this function the 'out' contracts of all it overrides.
'out's are AND'd together, i.e. all of them need to pass.
- getParameterList
ParameterList getParameterList()
- genCfunc
FuncDeclaration genCfunc(Parameters* fparams, Type treturn, const(char)* name, StorageClass stc)
Generate a FuncDeclaration for a runtime library function.
- genCfunc
FuncDeclaration genCfunc(Parameters* fparams, Type treturn, Identifier id, StorageClass stc)
Undocumented in source. Be warned that the author may not have intended to support it.
- checkDmain
void checkDmain()
Check parameters and return type of D main() function.
Issue error messages.
- checkNrvo
bool checkNrvo()
Check all return statements for a function to verify that returning
using NRVO is possible.
- isFuncDeclaration
inout(FuncDeclaration) isFuncDeclaration()
Undocumented in source. Be warned that the author may not have intended to support it.
- toAliasFunc
inout(FuncDeclaration) toAliasFunc()
Undocumented in source. Be warned that the author may not have intended to support it.
- accept
void accept(Visitor v)
Undocumented in source. Be warned that the author may not have intended to support it.