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Try harder to reclaim memory in fmpz_single #2788

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Merged
fredrik-johansson merged 1 commit into from
Aug 6, 2026
Merged

Try harder to reclaim memory in fmpz_single #2788

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7 changes: 6 additions & 1 deletion src/fmpz/link/fmpz_single.c
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Original file line number Diff line number Diff line change
Expand Up @@ -174,7 +174,12 @@ void _fmpz_clear_mpz(fmpz f)
} else
{
if (ptr->_mp_alloc > FLINT_MPZ_MAX_CACHE_LIMBS)
mpz_realloc(ptr, MPZ_MIN_ALLOC);
{
/* Don't use mpz_realloc2 here; a plain realloc may hang on
to an oversized chunk. */
mpz_clear(ptr);
mpz_init2(ptr, MPZ_MIN_ALLOC * FLINT_BITS);
}

if (mpz_free_num == mpz_free_alloc)
{
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