From 4bf23c67bb1f03652416cb91610b8f61fc7580c6 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Thu, 19 Jun 2014 14:44:50 +0200
Subject: [PATCH] Bugfix: wrong input validation in set_layer_height_ranges().
 #2105

---
 xs/xsp/my.map | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xs/xsp/my.map b/xs/xsp/my.map
index 27c85fe49..6bc057a6a 100644
--- a/xs/xsp/my.map
+++ b/xs/xsp/my.map
@@ -252,7 +252,7 @@ T_LAYER_HEIGHT_RANGES
             coordf_t vals[3];
             for (unsigned int j = 0; j < 3; ++j) {
                 SV *elem_elem = *av_fetch(elemAV, j, 0);
-                if (!SvNOK(elem_elem)) {
+                if (!looks_like_number(elem_elem)) {
                     Perl_croak(
                         aTHX_ \"%s: layer ranges and heights must be numbers\",
                             ${$ALIAS?\q[GvNAME(CvGV(cv))]:\qq[\"$pname\"]});