From 2b20d1e641a9b036d04d0e9239f2dc8ea9ede377 Mon Sep 17 00:00:00 2001
From: Ewald Hew <address@hidden>
Date: Wed, 3 Jan 2018 10:32:53 +0800
Subject: [PATCH] off hinting if too many stems

---
 src/psaux/pshints.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/psaux/pshints.c b/src/psaux/pshints.c
index b53ca6745..31cca146d 100644
--- a/src/psaux/pshints.c
+++ b/src/psaux/pshints.c
@@ -843,7 +843,15 @@
                            cf2_arrstack_size( hStemHintArray ) +
                              cf2_arrstack_size( vStemHintArray ) );
       if ( !cf2_hintmask_isValid( hintMask ) )
+      {
+        if ( font->isT1 )
+        {
+          /* no error, just continue unhinted */
+          *hintMask->error = FT_Err_Ok;
+          hintmap->hinted  = FALSE;
+        }
         return;                   /* too many stem hints */
+      }
     }
 
     /* begin by clearing the map */
@@ -858,7 +866,7 @@
     bitCount = cf2_arrstack_size( hStemHintArray );
 
     /* Defense-in-depth.  Should never return here. */
-    if ( bitCount > hintMask->bitCount )
+    if ( bitCount > hintMask->bitCount && !font->isT1 )
       return;
 
     /* synthetic embox hints get highest priority */
-- 
2.11.0