532   template <class Ty> bool isValidMetadataArray(const MDTuple &N);
1278   auto *Params = dyn_cast<MDTuple>(&RawParams);  in visitTemplateParams()
1303   CheckDI(!N.getRawElements() || isa<MDTuple>(N.getRawElements()),  in visitDICompositeType()
1356     CheckDI(isa<MDTuple>(Types), "invalid composite elements", &N, Types);  in visitDISubroutineType()
1404     CheckDI(isa<MDTuple>(Array), "invalid enum list", &N, Array);  in visitDICompileUnit()
1412     CheckDI(isa<MDTuple>(Array), "invalid retained type list", &N, Array);  in visitDICompileUnit()
1421     CheckDI(isa<MDTuple>(Array), "invalid global variable list", &N, Array);  in visitDICompileUnit()
1428     CheckDI(isa<MDTuple>(Array), "invalid imported entity list", &N, Array);  in visitDICompileUnit()
1435     CheckDI(isa<MDTuple>(Array), "invalid macro list", &N, Array);  in visitDICompileUnit()
1460     auto *Node = dyn_cast<MDTuple>(RawNode);  in visitDISubprogram()
1496     auto *ThrownTypes = dyn_cast<MDTuple>(RawThrownTypes);  in visitDISubprogram()
1558     CheckDI(isa<MDTuple>(Array), "invalid macro list", &N, Array);  in visitDIMacroFile()
4911   Check(isa<MDTuple>(MD), "!mmra expected to be a metadata tuple", I, MD);  in visitMMRAMetadata()
4971   Check(isa<MDTuple>(Annotation), "annotation must be a tuple");  in visitAnnotationMetadata()
4976         isa<MDTuple>(Op.get()) &&  in visitAnnotationMetadata()
4977         all_of(cast<MDTuple>(Op)->operands(), [](auto &Annotation) {  in visitAnnotationMetadata()