release the lock in ftruncate, fchown, and fchmod

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14425 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
#6311: show kind and location of missing item, in case of signature mismatch.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14427 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Add location to module and module type definitions.  Improves #6311.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14428 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
#6311. Changelog.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14429 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Fix a typo in close_functions.

(Patch by Evgeny Roubinchtein)

The typo isn't a bug since the variables `arity' and `body' are never
actually referenced in the body of the function, but it does
(negatively) affect readability of the code.

git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@14430 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Handler-case implementation.
Handler syntax for match.
Static exceptions can exit try...with blocks.  Currently works only in bytecode.

git-svn-id: http://caml.inria.fr/svn/ocaml/branches/static_exceptions@13222 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02

Conflicts:
	typing/typecore.ml
Static exceptions can now escape try blocks also in native code.

git-svn-id: http://caml.inria.fr/svn/ocaml/branches/static_exceptions@13223 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02

Conflicts:
	typing/typecore.ml