[HarfBuzz] harfbuzz: Branch 'master'

[Behdad Esfahbod]

 src/hb-ot-shape-complex-hangul.cc |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

New commits:
commit 14a639ea592cba971e5548f0942dd395c602c7a8
Author: Behdad Esfahbod <behdad at behdad.org>
Date:   Fri Aug 11 11:30:39 2017 -0700

    [unsafe-to-break] Fix Use-of-uninitialized-value in unsafe_to_break_set_mask
    
    Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3011

diff --git a/src/hb-ot-shape-complex-hangul.cc b/src/hb-ot-shape-complex-hangul.cc
index a90af3fd..0e74802e 100644
--- a/src/hb-ot-shape-complex-hangul.cc
+++ b/src/hb-ot-shape-complex-hangul.cc
@@ -372,7 +372,7 @@ preprocess_text_hangul (const hb_ot_shape_plan_t *plan,
 	    buffer->merge_out_clusters (start, end);
 	  continue;
 	}
-	else if (!tindex)
+	else if ((!tindex && buffer->idx + 1 < count && isT (buffer->cur(+1).codepoint)))
 	  buffer->unsafe_to_break (buffer->idx, buffer->idx + 2); /* Mark unsafe between LV and T. */
       }