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make deep_copy_var use scratchpad arena

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Folkert 2021-11-27 01:32:47 +01:00
parent 2d0d54e13e
commit 471593ea31
1 changed files with 5 additions and 1 deletions
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6
compiler/solve/src/solve.rs
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@ -1653,7 +1653,8 @@ fn instantiate_rigids_help(subs: &mut Subs, max_rank: Rank, initial: Variable) {
}
fn deep_copy_var(subs: &mut Subs, rank: Rank, pools: &mut Pools, var: Variable) -> Variable {
let arena = bumpalo::Bump::with_capacity(4 * 1024);
let mut arena = take_scratchpad();
let mut visited = bumpalo::collections::Vec::with_capacity_in(4 * 1024, &arena);
let copy = deep_copy_var_help(subs, rank, pools, &mut visited, var);
@ -1670,6 +1671,9 @@ fn deep_copy_var(subs: &mut Subs, rank: Rank, pools: &mut Pools, var: Variable)
}
}
arena.reset();
put_scratchpad(arena);
copy
}