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shrinkify storage class to a bitfield, add a fixme about merging it in the future. 

llvm-svn: 43509
This commit is contained in:
Chris Lattner 2007-10-30 18:54:50 +00:00
parent fa0cb1ef3a
commit de21d55e70
1 changed files with 11 additions and 6 deletions
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17
clang/include/clang/AST/Decl.h
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@ -243,7 +243,7 @@ public:
enum StorageClass {
None, Extern, Static, Auto, Register
};
StorageClass getStorageClass() const { return SClass; }
StorageClass getStorageClass() const { return (StorageClass)SClass; }
const Expr *getInit() const { return Init; }
Expr *getInit() { return Init; }
@ -255,7 +255,8 @@ public:
// implicitly "auto", but are represented internally with a storage
// class of None.
bool hasAutoStorage() const {
return SClass == Auto || (SClass == None && getKind() != FileVar);
return getStorageClass() == Auto ||
(getStorageClass() == None && getKind() != FileVar);
}
// hasStaticStorage - Returns true if either the implicit or
@ -264,12 +265,15 @@ public:
// function) that lack a storage keyword are implicitly "static,"
// but are represented internally with a storage class of "None".
bool hasStaticStorage() const {
return SClass == Static || (SClass == None && getKind() == FileVar);
return getStorageClass() == Static ||
(getStorageClass() == None && getKind() == FileVar);
}
// hasLocalStorage - Returns true if a variable with function scope
// is a non-static local variable.
bool hasLocalStorage() const { return hasAutoStorage() || SClass == Register;}
bool hasLocalStorage() const {
return hasAutoStorage() || getStorageClass() == Register;
}
// hasGlobalStorage - Returns true for all variables that do not
// have local storage. This includs all global variables as well
@ -286,8 +290,9 @@ protected:
StorageClass SC, ScopedDecl *PrevDecl)
: ValueDecl(DK, L, Id, T, PrevDecl), Init(0) { SClass = SC; }
private:
StorageClass SClass;
Expr *Init;
Expr *Init;
// FIXME: This can be packed into the bitfields in Decl.
unsigned SClass : 3;
friend class StmtIteratorBase;
};