From 8d435c463d22f6de35015b244d6f9bb433beb7e6 Mon Sep 17 00:00:00 2001

From: Werner Lemberg <wl@gnu.org>

Date: Thu, 1 Jun 2017 07:09:44 +0200

Subject: [PATCH] * src/truetype/ttinterp.c (TT_RunIns): Adjust loop counter

 again.

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Problem reported by Marek Kašík <mkasik@redhat.com>.

The problematic font that exceeds the old limit is Padauk-Bold,

version 3.002, containing bytecode generated by a buggy version of

ttfautohint.

---

 ChangeLog               | 10 ++++++++++

 src/truetype/ttinterp.c |  3 +--

 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c

index 0c48c256..775d1104 100644

--- a/src/truetype/ttinterp.c

+++ b/src/truetype/ttinterp.c

@@ -7649,8 +7649,7 @@

                                   FT_MAX( 50,

                                           exc->cvtSize / 10 );

     else

-      exc->loopcall_counter_max = FT_MAX( 100,

-                                          10 * exc->cvtSize );

+      exc->loopcall_counter_max = 300 + 8 * exc->cvtSize;

     /* as a protection against an unreasonable number of CVT entries  */

     /* we assume at most 100 control values per glyph for the counter */

-- 

2.13.0