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[set] Use exact-allocation in copying 

Significantly reduces memory consumption.
This commit is contained in:
Behdad Esfahbod 2022-12-31 13:33:25 -07:00
parent 2c64048bc4
commit 54dd01b865
1 changed files with 2 additions and 0 deletions
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2
src/hb-bit-set.hh
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@ -88,6 +88,8 @@ struct hb_bit_set_t
bool resize (unsigned int count, bool clear = true) bool resize (unsigned int count, bool clear = true)
{ {
if (unlikely (!successful)) return false; if (unlikely (!successful)) return false;
pages.alloc (count, true); /* Exact allocation. */
page_map.alloc (count, true); /* Exact allocation. */
if (unlikely (!pages.resize (count, clear) || !page_map.resize (count, clear))) if (unlikely (!pages.resize (count, clear) || !page_map.resize (count, clear)))
{ {
pages.resize (page_map.length); pages.resize (page_map.length);