diff options
author | Stephane Glondu <steph@glondu.net> | 2010-07-21 09:46:51 +0200 |
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committer | Stephane Glondu <steph@glondu.net> | 2010-07-21 09:46:51 +0200 |
commit | 5b7eafd0f00a16d78f99a27f5c7d5a0de77dc7e6 (patch) | |
tree | 631ad791a7685edafeb1fb2e8faeedc8379318ae /test-suite/failure/fixpoint3.v | |
parent | da178a880e3ace820b41d38b191d3785b82991f5 (diff) |
Imported Upstream snapshot 8.3~beta0+13298
Diffstat (limited to 'test-suite/failure/fixpoint3.v')
-rw-r--r-- | test-suite/failure/fixpoint3.v | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test-suite/failure/fixpoint3.v b/test-suite/failure/fixpoint3.v new file mode 100644 index 00000000..42f06916 --- /dev/null +++ b/test-suite/failure/fixpoint3.v @@ -0,0 +1,13 @@ +(* Check that arguments of impredicative types are not considered + subterms for the guard condition (an example by Thierry Coquand) *) + +Inductive I : Prop := +| C: (forall P:Prop, P->P) -> I. + +Definition i0 := C (fun _ x => x). + +Definition Paradox : False := + (fix ni i : False := + match i with + | C f => ni (f _ i) + end) i0. |