From f1c54f39609fd2e13fb339a6a94f9f500f7af3a5 Mon Sep 17 00:00:00 2001
From: ppedrot
Date: Mon, 30 Jan 2012 18:17:13 +0000
Subject: Added an pattern / occurence syntax for vm_compute.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@14950 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 proofs/redexpr.ml | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'proofs')

diff --git a/proofs/redexpr.ml b/proofs/redexpr.ml
index 0430a239e2..10e1e66cb2 100644
--- a/proofs/redexpr.ml
+++ b/proofs/redexpr.ml
@@ -191,7 +191,16 @@ let rec reduction_of_red_expr = function
 	(try reduction_of_red_expr (Stringmap.find s !red_expr_tab)
 	 with Not_found ->
 	   error("unknown user-defined reduction \""^s^"\"")))
-  | CbvVm -> (cbv_vm ,VMcast)
+  | CbvVm (Some lp) ->
+    let b = is_reference (snd lp) in
+    let lp = out_with_occurrences lp in
+    let vmfun _ env map c =
+      let tpe = Retyping.get_type_of env map c in
+      Vnorm.cbv_vm env c tpe
+    in
+    let redfun = contextually b lp vmfun in
+    (redfun, VMcast)
+  | CbvVm None -> (cbv_vm, VMcast)
 
 
 let subst_flags subs flags =
-- 
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