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Diffstat (limited to 'test-suite/bugs/closed/shouldsucceed/808_2411.v')
-rw-r--r-- | test-suite/bugs/closed/shouldsucceed/808_2411.v | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/shouldsucceed/808_2411.v b/test-suite/bugs/closed/shouldsucceed/808_2411.v new file mode 100644 index 00000000..1c13e745 --- /dev/null +++ b/test-suite/bugs/closed/shouldsucceed/808_2411.v @@ -0,0 +1,27 @@ +Section test. +Variable n:nat. +Lemma foo: 0 <= n. +Proof. +(* declaring an Axiom during a proof makes it immediatly + usable, juste as a full Definition. *) +Axiom bar : n = 1. +rewrite bar. +now apply le_S. +Qed. + +Lemma foo' : 0 <= n. +Proof. +(* Declaring an Hypothesis during a proof is ok, + but this hypothesis won't be usable by the current proof(s), + only by later ones. *) +Hypothesis bar' : n = 1. +Fail rewrite bar'. +Abort. + +Lemma foo'' : 0 <= n. +Proof. +rewrite bar'. +now apply le_S. +Qed. + +End test.
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