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Factor sema for attributes unavailable and deprecated into a common function. 

No functionality change.

llvm-svn: 156914
This commit is contained in:
Benjamin Kramer 2012-05-16 12:19:08 +00:00
parent d8c08c2111
commit f435ab429b
1 changed files with 13 additions and 28 deletions
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41
clang/lib/Sema/SemaDeclAttr.cpp
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@ -1642,47 +1642,28 @@ static void handleDestructorAttr(Sema &S, Decl *D, const AttributeList &Attr) {
priority));
}
static void handleDeprecatedAttr(Sema &S, Decl *D, const AttributeList &Attr) {
template <typename AttrTy>
static void handleAttrWithMessage(Sema &S, Decl *D, const AttributeList &Attr,
const char *Name) {
unsigned NumArgs = Attr.getNumArgs();
if (NumArgs > 1) {
S.Diag(Attr.getLoc(), diag::err_attribute_too_many_arguments) << 1;
return;
}
// Handle the case where deprecated attribute has a text message.
// Handle the case where the attribute has a text message.
StringRef Str;
if (NumArgs == 1) {
StringLiteral *SE = dyn_cast<StringLiteral>(Attr.getArg(0));
if (!SE) {
S.Diag(Attr.getArg(0)->getLocStart(), diag::err_attribute_not_string)
<< "deprecated";
<< Name;
return;
}
Str = SE->getString();
}
D->addAttr(::new (S.Context) DeprecatedAttr(Attr.getRange(), S.Context, Str));
}
static void handleUnavailableAttr(Sema &S, Decl *D, const AttributeList &Attr) {
unsigned NumArgs = Attr.getNumArgs();
if (NumArgs > 1) {
S.Diag(Attr.getLoc(), diag::err_attribute_too_many_arguments) << 1;
return;
}
// Handle the case where unavailable attribute has a text message.
StringRef Str;
if (NumArgs == 1) {
StringLiteral *SE = dyn_cast<StringLiteral>(Attr.getArg(0));
if (!SE) {
S.Diag(Attr.getArg(0)->getLocStart(),
diag::err_attribute_not_string) << "unavailable";
return;
}
Str = SE->getString();
}
D->addAttr(::new (S.Context) UnavailableAttr(Attr.getRange(), S.Context, Str));
D->addAttr(::new (S.Context) AttrTy(Attr.getRange(), S.Context, Str));
}
static void handleArcWeakrefUnavailableAttr(Sema &S, Decl *D,
@ -3849,7 +3830,9 @@ static void ProcessInheritableDeclAttr(Sema &S, Scope *scope, Decl *D,
case AttributeList::AT_common: handleCommonAttr (S, D, Attr); break;
case AttributeList::AT_constant: handleConstantAttr (S, D, Attr); break;
case AttributeList::AT_constructor: handleConstructorAttr (S, D, Attr); break;
case AttributeList::AT_deprecated: handleDeprecatedAttr (S, D, Attr); break;
case AttributeList::AT_deprecated:
handleAttrWithMessage<DeprecatedAttr>(S, D, Attr, "deprecated");
break;
case AttributeList::AT_destructor: handleDestructorAttr (S, D, Attr); break;
case AttributeList::AT_ext_vector_type:
handleExtVectorTypeAttr(S, scope, D, Attr);
@ -3915,7 +3898,9 @@ static void ProcessInheritableDeclAttr(Sema &S, Scope *scope, Decl *D,
case AttributeList::AT_packed: handlePackedAttr (S, D, Attr); break;
case AttributeList::AT_ms_struct: handleMsStructAttr (S, D, Attr); break;
case AttributeList::AT_section: handleSectionAttr (S, D, Attr); break;
case AttributeList::AT_unavailable: handleUnavailableAttr (S, D, Attr); break;
case AttributeList::AT_unavailable:
handleAttrWithMessage<UnavailableAttr>(S, D, Attr, "unavailable");
break;
case AttributeList::AT_objc_arc_weak_reference_unavailable:
handleArcWeakrefUnavailableAttr (S, D, Attr);
break;