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authorAlasdair Armstrong2017-08-29 18:00:51 +0100
committerAlasdair Armstrong2017-08-29 18:00:51 +0100
commit04c32956a50d2e0a2f62b02828e9b549854a2b8c (patch)
treecbdaadcb1f11fa8c740378d7fa6a3e04b63f7802 /src/util.mli
parent9cc9b5afff769b9185c6e6e4afad496d58d1a38d (diff)
parent2300d45d6645faae3c00a183e80547c1a6cb9165 (diff)
Merge branch 'experiments' of https://bitbucket.org/Peter_Sewell/sail into experiments
Diffstat (limited to 'src/util.mli')
-rw-r--r--src/util.mli6
1 files changed, 2 insertions, 4 deletions
diff --git a/src/util.mli b/src/util.mli
index aa442ada..f1182c61 100644
--- a/src/util.mli
+++ b/src/util.mli
@@ -77,10 +77,8 @@ val option_bind : ('a -> 'b option) -> 'a option -> 'b option
whereas [option_default d (Some x)] returns [x]. *)
val option_default : 'a -> 'a option -> 'a
-(** [option_binop f None None] returns [None], while
- [option_binop f (Some x) None] and [option_binop f None (Some x)]
- return [Some x], and [option_binop f (Some x) (Some y)] returns
- [Some (f x y)] *)
+(** [option_binop f (Some x) (Some y)] returns [Some (f x y)],
+ and in all other cases, [option_binop] returns [None]. *)
val option_binop : ('a -> 'a -> 'a) -> 'a option -> 'a option -> 'a option
(** [option_get_exn exn None] throws the exception [exn],