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| author |  Hugo Herbelin <Hugo.Herbelin@inria.fr> | 2016-10-19 15:43:39 +0200 |
|---|---|---|
| committer | Hugo Herbelin <Hugo.Herbelin@inria.fr> | 2016-10-19 17:05:39 +0200 |
| commit | 21e1d501e17c9989d9cd689988a510e1864f817a (patch) | |
| tree | 2bb19e8fe38ad80c2cb3266eaba47aa85d9906c7 /test-suite/output/Cases.v | |
| parent | 6fbe3c850bac9cbdfa64dbdcca7bd60dc7862190 (diff) | |
Attempt to improve error rendering in pattern-matching compilation (#5142).
When trying different possible return predicates, returns the error
given by the first try, assuming this is the most interesting one.
Diffstat (limited to 'test-suite/output/Cases.v')
| -rw-r--r-- | test-suite/output/Cases.v | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test-suite/output/Cases.v b/test-suite/output/Cases.v index 3c2eaf42c..1903753cc 100644 --- a/test-suite/output/Cases.v +++ b/test-suite/output/Cases.v @@ -77,3 +77,15 @@ destruct b as [|] ; exact Logic.I. Defined. Print f. + +(* Was enhancement request #5142 (error message reported on the most + general return clause heuristic) *) + +Inductive gadt : Type -> Type := +| gadtNat : nat -> gadt nat +| gadtTy : forall T, T -> gadt T. + +Fail Definition gadt_id T (x: gadt T) : gadt T := + match x with + | gadtNat n => gadtNat n + end. |