From 5eb53b5bc8d765ed75e965f43f1084e18efc8790 Mon Sep 17 00:00:00 2001
From: Hugo Herbelin <Hugo.Herbelin@inria.fr>
Date: Sun, 27 Apr 2014 15:09:04 +0200
Subject: Adding a field ci_cstr_nargs to case_info and mind_consnrealargs to
 one_inductive_body so that when eta-expanding at "match" printing time we
 know if a let is part of the expected signature or part of the body.

This is an easy fix for bugs like #3293. Another fix could be to
enforce, as an invariant, or better syntactically, that
"match"/"Case"'s have the body of their branches expanded.
---
 kernel/term.ml | 1 +
 1 file changed, 1 insertion(+)

(limited to 'kernel/term.ml')

diff --git a/kernel/term.ml b/kernel/term.ml
index 44a10aa35..24fe6d962 100644
--- a/kernel/term.ml
+++ b/kernel/term.ml
@@ -47,6 +47,7 @@ type case_info = Constr.case_info =
   { ci_ind        : inductive;
     ci_npar       : int;
     ci_cstr_ndecls : int array;
+    ci_cstr_nargs : int array;
     ci_pp_info    : case_printing
   }
 
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