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| author | Alain Frisch <alain@frisch.fr> | 2012-01-18 08:31:11 +0000 |
|---|---|---|
| committer | Alain Frisch <alain@frisch.fr> | 2012-01-18 08:31:11 +0000 |
| commit | c45bcb892d78f3182acb2805aef7ec6e23cce42a (patch) | |
| tree | b92b5d6becb9e67a198bc2e070d748eeef62bc3d /stdlib/oo.mli | |
| parent | cdbb84ec682704379bac21a633cbd2b9e93b35a8 (diff) | |
| parent | 869feeb00704e0640c45ffe6aee6cc13e4077f79 (diff) | |
| download | ocaml-unused_declarations.tar.gz | |
Synchronize with trunk.unused_declarations
git-svn-id: http://caml.inria.fr/svn/ocaml/branches/unused_declarations@12034 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Diffstat (limited to 'stdlib/oo.mli')
| -rw-r--r-- | stdlib/oo.mli | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/stdlib/oo.mli b/stdlib/oo.mli index cd83151bb8..508217228b 100644 --- a/stdlib/oo.mli +++ b/stdlib/oo.mli @@ -17,11 +17,17 @@ val copy : (< .. > as 'a) -> 'a (** [Oo.copy o] returns a copy of object [o], that is a fresh - object with the same methods and instance variables as [o] *) + object with the same methods and instance variables as [o]. *) external id : < .. > -> int = "%field1" (** Return an integer identifying this object, unique for - the current execution of the program. *) + the current execution of the program. The generic comparison + and hashing functions are based on this integer. When an object + is obtained by unmarshaling, the id is refreshed, and thus + different from the original object. As a consequence, the internal + invariants of data structures such as hash table or sets containing + objects are broken after unmarshaling the data structures. + *) (**/**) (** For internal use (CamlIDL) *) |