From e4282ea99c664d8d58067bee199cbbcf881b60d5 Mon Sep 17 00:00:00 2001 From: Stephane Glondu Date: Sat, 4 Jul 2009 13:28:35 +0200 Subject: Imported Upstream version 8.2.pl1+dfsg --- test-suite/bugs/closed/shouldsucceed/1905.v | 2 +- test-suite/bugs/closed/shouldsucceed/2089.v | 17 +++++++++++++++++ 2 files changed, 18 insertions(+), 1 deletion(-) create mode 100644 test-suite/bugs/closed/shouldsucceed/2089.v (limited to 'test-suite/bugs/closed') diff --git a/test-suite/bugs/closed/shouldsucceed/1905.v b/test-suite/bugs/closed/shouldsucceed/1905.v index bd7fd796..fb2725c9 100644 --- a/test-suite/bugs/closed/shouldsucceed/1905.v +++ b/test-suite/bugs/closed/shouldsucceed/1905.v @@ -1,5 +1,5 @@ -Require Import Setoid. +Require Import Setoid Program. Axiom t : Set. Axiom In : nat -> t -> Prop. diff --git a/test-suite/bugs/closed/shouldsucceed/2089.v b/test-suite/bugs/closed/shouldsucceed/2089.v new file mode 100644 index 00000000..aebccc94 --- /dev/null +++ b/test-suite/bugs/closed/shouldsucceed/2089.v @@ -0,0 +1,17 @@ +Inductive even (x: nat): nat -> Prop := + | even_base: even x O + | even_succ: forall n, odd x n -> even x (S n) + +with odd (x: nat): nat -> Prop := + | odd_succ: forall n, even x n -> odd x (S n). + +Scheme even_ind2 := Minimality for even Sort Prop + with odd_ind2 := Minimality for odd Sort Prop. + +Combined Scheme even_odd_ind from even_ind2, odd_ind2. + +Check (even_odd_ind :forall (x : nat) (P P0 : nat -> Prop), + P 0 -> + (forall n : nat, odd x n -> P0 n -> P (S n)) -> + (forall n : nat, even x n -> P n -> P0 (S n)) -> + (forall n : nat, even x n -> P n) /\ (forall n : nat, odd x n -> P0 n)). -- cgit v1.2.3