C++ (Cpp) QualType::isVoidType示例

bool MocNg::ShouldRegisterMetaType(clang::QualType T)
{
    if (T->isVoidType() || (T->isReferenceType() && !T.getNonReferenceType().isConstQualified()))
        return false;

    if (registered_meta_type.count(T->getCanonicalTypeUnqualified().getTypePtr()))
        return true;

    T = T.getNonReferenceType();

    if (T->isPointerType()) {
        // registering pointer to forward declared type fails.
        const clang::CXXRecordDecl* Pointee = T->getPointeeCXXRecordDecl();
        if (Pointee && !Pointee->hasDefinition())
            return false;
        return true;
    }

    const clang::ClassTemplateSpecializationDecl* TD = llvm::dyn_cast_or_null<clang::ClassTemplateSpecializationDecl>(T->getAsCXXRecordDecl());
    if (TD) {
        if (!TD->hasDefinition())
            return false;
        for (uint I = 0; I < TD->getTemplateArgs().size(); ++I) {
            const auto &Arg = TD->getTemplateArgs().get(I);
            if (Arg.getKind() == clang::TemplateArgument::Type) {
                if (!ShouldRegisterMetaType(Arg.getAsType()))
                    return false;
            }
        }
    }
    return true;
}

示例#2

显示文件

文件： slang_rs_export_reduce.cpp 项目： MIPS/frameworks-compile-slang

// updates S.Ok; and, depending on Kind, possibly S.FnAccumulatorOk or S.FnOutConverterOk
void RSExportReduce::checkVoidReturn(StateOfAnalyzeTranslationUnit &S,
                                     FnIdent Kind, clang::FunctionDecl *Fn) {
  slangAssert(Fn);
  const clang::QualType ReturnTy = Fn->getReturnType().getCanonicalType();
  if (!ReturnTy->isVoidType()) {
    S.RSC.ReportError(Fn->getLocation(),
                      "%0 must return void not '%1'")
        << S.DiagnosticDescription(getKey(Kind), Fn->getName()) << ReturnTy.getAsString();
    notOk(S, Kind);
  }
}