diff options
| author | Maxime Dénès | 2019-03-28 13:36:52 +0100 |
|---|---|---|
| committer | Maxime Dénès | 2019-03-28 13:36:52 +0100 |
| commit | 688e20c432d2639050a62703e1c566ddfbe42b2a (patch) | |
| tree | 3b34d3bd3b73a42a8eb730a3bb6c0e6a5cb00a5f /doc/sphinx/proof-engine | |
| parent | 6d0ffe795f6f29730d59c379285201fd46023935 (diff) | |
| parent | 91dfe5163fd4405977ad8fc8fe178ba5bcd73c88 (diff) | |
Merge PR #9129: [proof] Removal of imperative state ; interpretation layers only.
Ack-by: SkySkimmer
Reviewed-by: aspiwack
Ack-by: ejgallego
Ack-by: gares
Ack-by: herbelin
Reviewed-by: mattam82
Ack-by: maximedenes
Diffstat (limited to 'doc/sphinx/proof-engine')
| -rw-r--r-- | doc/sphinx/proof-engine/ltac.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/sphinx/proof-engine/ltac.rst b/doc/sphinx/proof-engine/ltac.rst index 52e3029b8f..0322b43694 100644 --- a/doc/sphinx/proof-engine/ltac.rst +++ b/doc/sphinx/proof-engine/ltac.rst @@ -1071,6 +1071,16 @@ Proving a subgoal as a separate lemma It may be useful to generate lemmas minimal w.r.t. the assumptions they depend on. This can be obtained thanks to the option below. + .. warning:: + + The abstract tactic, while very useful, still has some known + limitations, see https://github.com/coq/coq/issues/9146 for more + details. Thus we recommend using it caution in some + "non-standard" contexts. In particular, ``abstract`` won't + properly work when used inside quotations ``ltac:(...)``, or + if used as part of typeclass resolution, it may produce wrong + terms when in universe polymorphic mode. + .. tacv:: abstract @expr using @ident Give explicitly the name of the auxiliary lemma. |