Annex G (informative) Ill-formed, no diagnostic required [ifndr]

G.7 [module]: Modules [ifndr.module]

G.7.2[ifndr:module.unit.named.module.no.partition]
Specified in: [module.unit]

Having multiple primary module interface units for a named module is ill-formed, no diagnostic required.
[Example 1: module A; export import :Internals; // IFNDR, module partition not allowed — end example]