From 9043add656177eeac1491a73d2f3ab92bec0013c Mon Sep 17 00:00:00 2001 From: Benjamin Barenblat Date: Sat, 29 Dec 2018 14:31:27 -0500 Subject: Imported Upstream version 8.8.2 --- test-suite/bugs/7333.v | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 test-suite/bugs/7333.v (limited to 'test-suite/bugs/7333.v') diff --git a/test-suite/bugs/7333.v b/test-suite/bugs/7333.v new file mode 100644 index 00000000..fba5b902 --- /dev/null +++ b/test-suite/bugs/7333.v @@ -0,0 +1,39 @@ +Module Example1. + +CoInductive wrap : Type := + | item : unit -> wrap. + +Definition extract (t : wrap) : unit := +match t with +| item x => x +end. + +CoFixpoint close u : unit -> wrap := +match u with +| tt => item +end. + +Definition table : wrap := close tt tt. + +Eval vm_compute in (extract table). +Eval vm_compute in (extract table). + +End Example1. + +Module Example2. + +Set Primitive Projections. +CoInductive wrap : Type := + item { extract : unit }. + +CoFixpoint close u : unit -> wrap := +match u with +| tt => item +end. + +Definition table : wrap := close tt tt. + +Eval vm_compute in (extract table). +Eval vm_compute in (extract table). + +End Example2. -- cgit v1.2.3