[aat] Fix division sign fallout

Happened after 11d2f49af8 since now nClasses is unsigned int...
2018-12-02 12:38:53 -05:00 · 2018-12-02 12:38:53 -05:00 · 84efe0438e
parent 2087f5a2a7
commit 84efe0438e
2 changed files with 1 additions and 1 deletions
--- 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
  {
--- a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776
+++ b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-shape-fuzzer-5768046065483776