[HarfBuzz] harfbuzz: Branch 'master'

[Behdad Esfahbod]

 src/hb-aat-layout-common.hh                                                        |    2 +-
 test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776 |binary
 2 files changed, 1 insertion(+), 1 deletion(-)

New commits:
commit 84efe0438e1cfc5b070e114b70e8c070be6119ca
Author: Behdad Esfahbod <behdad at behdad.org>
Date:   Sun Dec 2 12:38:53 2018 -0500

    [aat] Fix division sign fallout
    
    Happened after 11d2f49af8f53340134c844173f4d8655b00dea3
    since now nClasses is unsigned int...

diff --git a/src/hb-aat-layout-common.hh b/src/hb-aat-layout-common.hh
index 588dbdf2..57228c41 100644
--- a/src/hb-aat-layout-common.hh
+++ b/src/hb-aat-layout-common.hh
@@ -504,7 +504,7 @@ struct StateTable
   };
 
   inline int new_state (unsigned int newState) const
-  { return Types::extended ? newState : ((int) newState - (int) stateArrayTable) / nClasses; }
+  { return Types::extended ? newState : ((int) newState - (int) stateArrayTable) / (int) nClasses; }
 
   inline unsigned int get_class (hb_codepoint_t glyph_id, unsigned int num_glyphs) const
   {
diff --git a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776 b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776
new file mode 100644
index 00000000..0ab14470
Binary files /dev/null and b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776 differ