From e82856f3108a25f7b0cabff4190bc56d3a0cafa1 Mon Sep 17 00:00:00 2001
From: Pierre-Marie Pédrot
Date: Sun, 30 Jul 2017 16:10:14 +0200
Subject: Handling evars in the VM.

We simply treat them as as an application of an atom to its instance,
and in the decompilation phase we reconstruct the instance from the stack.

This grants wish BZ#5659.
---
 kernel/vmvalues.mli | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'kernel/vmvalues.mli')

diff --git a/kernel/vmvalues.mli b/kernel/vmvalues.mli
index 350f71372f..8f39cfae4a 100644
--- a/kernel/vmvalues.mli
+++ b/kernel/vmvalues.mli
@@ -54,8 +54,16 @@ val fun_code : vfun -> tcode
 val fix_code : vfix -> tcode
 val cofix_upd_code : to_update -> tcode
 
+type id_key =
+| ConstKey of Constant.t
+| VarKey of Id.t
+| RelKey of Int.t
+| EvarKey of Evar.t
+
+val eq_id_key : id_key -> id_key -> bool
+
 type atom =
-  | Aid of Vars.id_key
+  | Aid of id_key
   | Aind of inductive
   | Atype of Univ.Universe.t
 
@@ -92,6 +100,7 @@ val val_of_str_const : structured_constant -> values
 val val_of_rel : int -> values
 val val_of_named : Id.t -> values
 val val_of_constant : Constant.t -> values
+val val_of_evar : Evar.t -> values
 val val_of_proj : Constant.t -> values -> values
 val val_of_atom : atom -> values
 
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