030e9d8 propagate type information to patterns, even with polymorphic variants

Authored and Committed by Jacques Garrigue 11 years ago
    propagate type information to patterns, even with polymorphic variants
    
    git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@13147 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02