diff options
Diffstat (limited to 'doc/sphinx/proof-engine')
| -rw-r--r-- | doc/sphinx/proof-engine/ltac.rst | 9 | ||||
| -rw-r--r-- | doc/sphinx/proof-engine/ltac2.rst | 20 |
2 files changed, 18 insertions, 11 deletions
diff --git a/doc/sphinx/proof-engine/ltac.rst b/doc/sphinx/proof-engine/ltac.rst index b1759bf71b..88fca93547 100644 --- a/doc/sphinx/proof-engine/ltac.rst +++ b/doc/sphinx/proof-engine/ltac.rst @@ -1666,7 +1666,7 @@ Proving a subgoal as a separate lemma: abstract is chosen to get a fresh name. If the proof is closed with :cmd:`Qed`, the auxiliary lemma is inlined in the final proof term. - This is useful with tactics such as :tacn:`omega` or + This is useful with tactics such as :tacn:`discriminate` that generate huge proof terms with many intermediate goals. It can significantly reduce peak memory use. In most cases it doesn't have a significant impact on run time. One case in which it can reduce run time @@ -2317,11 +2317,10 @@ performance issue. .. coqtop:: reset in - Set Warnings "-omega-is-deprecated". - Require Import Coq.omega.Omega. + Require Import Lia. Ltac mytauto := tauto. - Ltac tac := intros; repeat split; omega || mytauto. + Ltac tac := intros; repeat split; lia || mytauto. Notation max x y := (x + (y - x)) (only parsing). @@ -2340,7 +2339,7 @@ performance issue. Set Ltac Profiling. tac. Show Ltac Profile. - Show Ltac Profile "omega". + Show Ltac Profile "lia". .. coqtop:: in diff --git a/doc/sphinx/proof-engine/ltac2.rst b/doc/sphinx/proof-engine/ltac2.rst index 9f3f0ef3d5..25ac72069b 100644 --- a/doc/sphinx/proof-engine/ltac2.rst +++ b/doc/sphinx/proof-engine/ltac2.rst @@ -66,7 +66,6 @@ Current limitations include: - An easy way to get the number of constructors of an inductive type. Currently only way to do this is to destruct a variable of the inductive type and count the number of goals that result. -- The :attr:`deprecated` attribute is not supported for Ltac2 definitions. - Error messages may be cryptic. @@ -229,6 +228,8 @@ One can define new types with the following commands. defined in Coq and give their type information. They can also declare data structures from OCaml. This command has no use for the end user. + This command supports the :attr:`deprecated` attribute. + APIs ~~~~ @@ -263,10 +264,10 @@ There is dedicated syntax for list and array literals. .. prodn:: ltac2_expr ::= @ltac2_expr5 ; @ltac2_expr | @ltac2_expr5 - ltac2_expr5 ::= fun {+ @tac2pat0 } => @ltac2_expr + ltac2_expr5 ::= fun {+ @tac2pat0 } {? : @ltac2_type } => @ltac2_expr | let {? rec } @ltac2_let_clause {* with @ltac2_let_clause } in @ltac2_expr | @ltac2_expr3 - ltac2_let_clause ::= {+ @tac2pat0 } := @ltac2_expr + ltac2_let_clause ::= {+ @tac2pat0 } {? : @ltac2_type } := @ltac2_expr ltac2_expr3 ::= {+, @ltac2_expr2 } ltac2_expr2 ::= @ltac2_expr1 :: @ltac2_expr2 | @ltac2_expr1 @@ -304,7 +305,7 @@ Ltac2 Definitions .. insertprodn tac2def_body tac2def_body .. prodn:: - tac2def_body ::= {| _ | @ident } {* @tac2pat0 } := @ltac2_expr + tac2def_body ::= {| _ | @ident } {* @tac2pat0 } {? : @ltac2_type } := @ltac2_expr This command defines a new global Ltac2 value. If one or more :token:`tac2pat0` are specified, the new value is a function. This is a shortcut for one of the @@ -319,6 +320,8 @@ Ltac2 Definitions If ``mutable`` is set, the definition can be redefined at a later stage (see below). + This command supports the :attr:`deprecated` attribute. + .. cmd:: Ltac2 Set @qualid {? as @ident } := @ltac2_expr This command redefines a previous ``mutable`` definition. @@ -1246,6 +1249,8 @@ Notations so that you may have to resort to thunking to ensure that side-effects are performed at the right time. + This command supports the :attr:`deprecated` attribute. + Abbreviations ~~~~~~~~~~~~~ @@ -1276,6 +1281,8 @@ Abbreviations Note that abbreviations are not type checked at all, and may result in typing errors after expansion. + This command supports the :attr:`deprecated` attribute. + .. _defining_tactics: Defining tactics @@ -1368,8 +1375,9 @@ table further down lists the classes that that are handled plainly. the term (as described in :ref:`LocalInterpretationRulesForNotations`). The last :token:`scope_key` is the top of the scope stack that's applied to the :token:`term`. - :n:`open_constr` - Parses an open :token:`term`. + :n:`open_constr {? ( {+, @scope_key } ) }` + Parses an open :token:`term`. Like :n:`constr` above, this class + accepts a list of notation scopes with the same effects. :n:`ident` Parses :token:`ident` or :n:`$@ident`. The first form returns :n:`ident:(@ident)`, |