From 85a4cf9b36fe7cf876266a49950e80d00ca4c18f Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@zsh.org>
Date: Thu, 14 May 2015 09:28:57 +0100
Subject: 35110: don't implicitly initialize restricted integers to zero

---
 Src/builtin.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'Src/builtin.c')

diff --git a/Src/builtin.c b/Src/builtin.c
index 70e75ff17..18dad7491 100644
--- a/Src/builtin.c
+++ b/Src/builtin.c
@@ -2344,7 +2344,12 @@ typeset_single(char *cname, char *pname, Param pm, UNUSED(int func),
 	    pm->gsu.s->setfn(pm, ztrdup(""));
 	    break;
 	case PM_INTEGER:
-	    pm->gsu.i->setfn(pm, 0);
+	    /*
+	     * Restricted integers are dangerous to initialize to 0,
+	     * so don't do that.
+	     */
+	    if (!(pm->old->node.flags & PM_RESTRICTED))
+		pm->gsu.i->setfn(pm, 0);
 	    break;
 	case PM_EFLOAT:
 	case PM_FFLOAT:
-- 
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