677   auto GetMethodType = [this, St, MTA](const CXXMethodDecl *CMD, FuncType &Type,  in checkMustTailAttr()
679     if (isa<CXXConstructorDecl, CXXDestructorDecl>(CMD)) {  in checkMustTailAttr()
681           << IsCallee << isa<CXXDestructorDecl>(CMD);  in checkMustTailAttr()
683         Diag(CMD->getBeginLoc(), diag::note_musttail_structors_forbidden)  in checkMustTailAttr()
684             << isa<CXXDestructorDecl>(CMD);  in checkMustTailAttr()
688     if (CMD->isStatic())  in checkMustTailAttr()
691       Type.This = CMD->getThisType()->getPointeeType();  in checkMustTailAttr()
694     Type.Func = CMD->getType()->castAs<FunctionProtoType>();  in checkMustTailAttr()
712   } else if (const auto *CMD = dyn_cast<CXXMethodDecl>(CurContext)) {  in checkMustTailAttr()  local
714     if (!GetMethodType(CMD, CallerType, false))  in checkMustTailAttr()
728   if (const CXXMethodDecl *CMD =  in checkMustTailAttr()  local
731     if (!GetMethodType(CMD, CalleeType, true))  in checkMustTailAttr()