compiler-libs.common
Patterns.Non_empty_row
compiler-libs.bytecomp
compiler-libs.optcomp
compiler-libs.toplevel
dynlink
runtime_events
stdlib
str
threads
unix
type 'a t = 'a * Typedtree.pattern list
val of_initial : Typedtree.pattern list -> Typedtree.pattern t
'assert false' on empty rows
val map_first : ('a -> 'b) -> 'a t -> 'b t