[set] Optimize is_subset()

2 years ago · 3416086de3
parent 45afbdff2c
commit 3416086de3
1 changed files with 1 additions and 1 deletions
--- a/src/hb-bit-set.hh
+++ b/src/hb-bit-set.hh
@ -402,7 +402,6 @@ struct hb_bit_set_t
      uint32_t spm = page_map[spi].major;
      uint32_t lpm = larger_set.page_map[lpi].major;
      auto sp = page_at (spi);
-      auto lp = larger_set.page_at (lpi);

      if (spm < lpm && !sp.is_empty ())
        return false;
@ -410,6 +409,7 @@ struct hb_bit_set_t
      if (lpm < spm)
        continue;

+      auto lp = larger_set.page_at (lpi);
      if (!sp.is_subset (lp))
        return false;