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objective-c modern rewriter: add __declspec(dllexport) to forward 

declaration of class metadata when they are defined later.

llvm-svn: 152500
This commit is contained in:
Fariborz Jahanian 2012-03-10 18:25:06 +00:00
parent 2bbb7945e7
commit fca65102a2
1 changed files with 9 additions and 2 deletions
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11
clang/lib/Rewrite/RewriteModernObjC.cpp
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@ -5682,13 +5682,20 @@ static void Write_class_t(ASTContext *Context, std::string &Result,
if (metadata && !CDecl->getSuperClass()) {
// Need to handle a case of use of forward declaration.
Result += "\nextern struct _class_t OBJC_CLASS_$_";
Result += "\n";
if (CDecl->getImplementation())
Result += "__declspec(dllexport) ";
Result += "extern struct _class_t OBJC_CLASS_$_";
Result += CDecl->getNameAsString();
Result += ";\n";
}
// Also, for possibility of 'super' metadata class not having been defined yet.
if (CDecl->getSuperClass()) {
Result += "\nextern struct _class_t "; Result += VarName;
Result += "\n";
if (CDecl->getSuperClass()->getImplementation())
Result += "__declspec(dllexport) ";
Result += "extern struct _class_t ";
Result += VarName;
Result += CDecl->getSuperClass()->getNameAsString();
Result += ";\n";
}