diff options
| author | herbelin | 2011-12-04 20:48:28 +0000 |
|---|---|---|
| committer | herbelin | 2011-12-04 20:48:28 +0000 |
| commit | e47cdbd232517adf6e6bf411b9f9715c43773fd5 (patch) | |
| tree | d7cbc4804ca56713fdcbd40e1821e4eb21f27089 | |
| parent | 7d3ca4346465f31bd58ead06b9856637c0f5fc4d (diff) | |
A small test for type inference (used to be a regression at some time).
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@14759 85f007b7-540e-0410-9357-904b9bb8a0f7
| -rw-r--r-- | test-suite/output/inference.out | 6 | ||||
| -rw-r--r-- | test-suite/output/inference.v | 14 |
2 files changed, 20 insertions, 0 deletions
diff --git a/test-suite/output/inference.out b/test-suite/output/inference.out new file mode 100644 index 0000000000..bca3b361ac --- /dev/null +++ b/test-suite/output/inference.out @@ -0,0 +1,6 @@ +P = +fun e : option L => match e with + | Some cl => Some cl + | None => None + end + : option L -> option L diff --git a/test-suite/output/inference.v b/test-suite/output/inference.v new file mode 100644 index 0000000000..968ea71a94 --- /dev/null +++ b/test-suite/output/inference.v @@ -0,0 +1,14 @@ +(* Check that types are not uselessly unfolded *) + +(* Check here that P returns something of type "option L" and not + "option (list nat)" *) + +Definition L := list nat. + +Definition P (e:option L) := + match e with + | None => None + | Some cl => Some cl + end. + +Print P. |