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Mathcomp 2.5 compatibility #30

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Mathcomp 2.5 compatibility #30

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d69a9c5
Compatibility with mathcomp 2.5
andrew-appel Feb 11, 2026
5641819
Put back index.html
andrew-appel Feb 11, 2026
b6c4dc0
Clarified opam instructions in README.md
andrew-appel Feb 11, 2026
8fb531c
Update CI for mathcomp 2.5
andrew-appel Feb 11, 2026
86f1ef9
Minor changes suggested by @proux01
andrew-appel Feb 12, 2026
6ed3bc6
New lemmas and tactics for dense matrics
andrew-appel Feb 20, 2026
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2 changes: 1 addition & 1 deletion .github/workflows/coq.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,7 @@ jobs:
fail-fast: false
matrix:
include:
- env: { COQ_VERSION: "9.0", DOCKER_MATHCOMP_VERSION: "2.4.0" }
- env: { COQ_VERSION: "9.0", DOCKER_MATHCOMP_VERSION: "2.5.0" }

runs-on: ubuntu-latest
env: ${{ matrix.env }}
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25 changes: 0 additions & 25 deletions C/VSU_densemat.v
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Expand Up @@ -25,31 +25,6 @@ Set Bullet Behavior "Strict Subproofs".

Open Scope logic.

(* BEGIN workaround for VST issue #814, until we can install VST 2.16 which fixes it. *)
Ltac new_simpl_fst_snd :=
match goal with |- context[@fst ident funspec ?A] =>
let j := eval hnf in A in
match j with (?x,?y) =>
try change (fst A) with x;
try change (snd A) with y
end
end.

Ltac SF_vacuous ::=
try new_simpl_fst_snd;
match goal with |- SF _ _ _ (vacuous_funspec _) => idtac end;
match goal with H: @eq compspecs _ _ |- _ => rewrite <- H end;
red; red; repeat simple apply conj;
[ reflexivity (* id_in_list ... *)
| repeat apply Forall_cons; (* Forall complete_type fn_vars *)
try apply Forall_nil; reflexivity
| repeat constructor; simpl; rep_lia (* var_sizes_ok *)
| reflexivity (* fn_callconv ... *)
| split3; [reflexivity | reflexivity | intros; apply semax_vacuous] (* semax_body *)
| eexists; split; compute; reflexivity (* genv_find_func *)
].
(* END workaround for VST issue #814 *)

Definition densematVSU: @VSU NullExtension.Espec
densemat_E densemat_imported_specs
ltac:(QPprog prog) densematASI (fun _ => TT).
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