From 749972b771d6b58afdb992dcf6d6e574921705ec Mon Sep 17 00:00:00 2001
From: letouzey
Date: Mon, 17 Dec 2012 11:19:19 +0000
Subject: Extraction of projections: restrict a hack to ocaml only (fix #2941)

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16074 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 plugins/extraction/extraction.ml | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'plugins')

diff --git a/plugins/extraction/extraction.ml b/plugins/extraction/extraction.ml
index 5b31db3f9a..b892ae57a5 100644
--- a/plugins/extraction/extraction.ml
+++ b/plugins/extraction/extraction.ml
@@ -672,13 +672,16 @@ and extract_cst_app env mle mlt kn args =
   (* The ml arguments, already expunged from known logical ones *)
   let mla = make_mlargs env mle s args metas in
   let mla =
-    if not magic1 then
+    if magic1 || lang () <> Ocaml then mla
+    else
       try
+        (* for better optimisations later, we discard dependent args
+           of projections and replace them by fake args that will be
+           removed during final pretty-print. *)
 	let l,l' = List.chop (projection_arity (ConstRef kn)) mla in
 	if l' <> [] then (List.map (fun _ -> MLexn "Proj Args") l) @ l'
 	else mla
       with _ -> mla
-    else mla
   in
   (* For strict languages, purely logical signatures with at least
      one [Kill Kother] lead to a dummy lam. So a [MLdummy] is left
-- 
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