diff options
| -rw-r--r-- | _CoqProject | 1 | ||||
| -rw-r--r-- | src/Util/Tactics/RewriteWithCommutativity.v | 16 |
2 files changed, 17 insertions, 0 deletions
diff --git a/_CoqProject b/_CoqProject index 34aaea9f7..9f814f84c 100644 --- a/_CoqProject +++ b/_CoqProject @@ -6591,6 +6591,7 @@ src/Util/Tactics/PoseTermWithName.v src/Util/Tactics/PrintContext.v src/Util/Tactics/Revert.v src/Util/Tactics/RewriteHyp.v +src/Util/Tactics/RewriteWithCommutativity.v src/Util/Tactics/RunTacticAsConstr.v src/Util/Tactics/SetEvars.v src/Util/Tactics/SetoidSubst.v diff --git a/src/Util/Tactics/RewriteWithCommutativity.v b/src/Util/Tactics/RewriteWithCommutativity.v new file mode 100644 index 000000000..00af95566 --- /dev/null +++ b/src/Util/Tactics/RewriteWithCommutativity.v @@ -0,0 +1,16 @@ +(** Rewrite with the commutative property to ensure that all appearences of an identifier show up the same way *) + +Ltac rewrite_with_comm id clem x y := + first [ constr_eq x y; fail 1 + | repeat match goal with + | [ H' : context[id y x] |- _ ] + => rewrite clem in H' + | [ |- context[id y x] ] + => rewrite clem + end ]. + +Ltac normalize_commutative_identifier id id_comm := + repeat match goal with + | [ |- context[id ?x ?y] ] => progress rewrite_with_comm id (id_comm y x) x y + | [ H : context[id ?x ?y] |- _ ] => progress rewrite_with_comm id (id_comm y x) x y + end. |