From 2dca6c1a3560522a11dd0afda8bd3c61d646ed2e Mon Sep 17 00:00:00 2001
From: Pierre-Marie Pédrot
Date: Thu, 10 Oct 2019 16:50:16 +0200
Subject: Allow to pass Ltac1 values to Ltac2 quotations.

This is the dual of #10344.
---
 test-suite/ltac2/ltac2env.v | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 test-suite/ltac2/ltac2env.v

(limited to 'test-suite')

diff --git a/test-suite/ltac2/ltac2env.v b/test-suite/ltac2/ltac2env.v
new file mode 100644
index 0000000000..743e62932d
--- /dev/null
+++ b/test-suite/ltac2/ltac2env.v
@@ -0,0 +1,15 @@
+Require Import Ltac2.Ltac2.
+
+Ltac2 get_opt o := match o with None => Control.throw Not_found | Some x => x end.
+
+Goal True.
+Proof.
+(* Fails at runtime because not fully applied *)
+Fail ltac1:(ltac2:(x |- ())).
+(* Type mismatch: Ltac1.t vs. constr *)
+Fail ltac1:(ltac2:(x |- pose $x)).
+(* Check that runtime cast is OK *)
+ltac1:(let t := ltac2:(x |- let c := (get_opt (Ltac1.to_constr x)) in pose $c) in t nat).
+(* Type mismatch *)
+Fail ltac1:(let t := ltac2:(x |- let c := (get_opt (Ltac1.to_constr x)) in pose $c) in t ident:(foo)).
+Abort.
-- 
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