From 06db2f9a74596d254663b0e7dacfadba27a01063 Mon Sep 17 00:00:00 2001
From: Matthew Flatt <mflatt@racket-lang.org>
Date: Mon, 19 Nov 2012 19:23:50 -0700
Subject: [PATCH] JIT: add missing buffer-limit check

The missing check affected PPC especially.
---
 src/racket/src/jitcall.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/racket/src/jitcall.c b/src/racket/src/jitcall.c
index 190ef0c4f1..9ca5e34c65 100644
--- a/src/racket/src/jitcall.c
+++ b/src/racket/src/jitcall.c
@@ -1263,6 +1263,7 @@ static int generate_self_tail_call(Scheme_Object *rator, mz_jit_state *jitter, i
     for (i = 0; i < num_rands-1; i++) {
       mz_rs_ldxi(JIT_R1, i+1);
       mz_rs_stxi(i, JIT_R1);
+      CHECK_LIMIT();
     }
     
     mz_rs_stxi(num_rands - 1, JIT_R0);