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| author | CohenArthur <arthur.cohen@epita.fr> | 2020-08-23 18:36:42 +0200 |
|---|---|---|
| committer | CohenArthur <arthur.cohen@epita.fr> | 2020-08-23 18:36:42 +0200 |
| commit | 5c8c75b1d2a1fd8146daf71a3ef05acdca406d0b (patch) | |
| tree | 57c459689ec42e994f6531becff09ab1efe6f59a /src/optimize | |
| parent | eb6df58cdde7c4a83d960ba2e75f5c7421c94689 (diff) | |
| download | rust-5c8c75b1d2a1fd8146daf71a3ef05acdca406d0b.tar.gz rust-5c8c75b1d2a1fd8146daf71a3ef05acdca406d0b.zip | |
stack2reg: Drain instead of only iterating
Diffstat (limited to 'src/optimize')
| -rw-r--r-- | src/optimize/stack2reg.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/optimize/stack2reg.rs b/src/optimize/stack2reg.rs index 72762f563d3..d1826a9af72 100644 --- a/src/optimize/stack2reg.rs +++ b/src/optimize/stack2reg.rs @@ -316,15 +316,15 @@ fn remove_unused_stack_addr_and_stack_load(opt_ctx: &mut OptimizeContext<'_>) { for stack_slot_users in opt_ctx.stack_slot_usage_map.values_mut() { stack_slot_users .stack_addr - .iter() + .drain() .filter(|inst| stack_addr_load_insts_users.get(inst).map(|users| users.is_empty()).unwrap_or(true)) - .for_each(|inst| StackSlotUsage::remove_unused_stack_addr(&mut func, *inst)); + .for_each(|inst| StackSlotUsage::remove_unused_stack_addr(&mut func, inst)); stack_slot_users .stack_load - .iter() + .drain() .filter(|inst| stack_addr_load_insts_users.get(inst).map(|users| users.is_empty()).unwrap_or(true)) - .for_each(|inst| StackSlotUsage::remove_unused_load(&mut func, *inst)); + .for_each(|inst| StackSlotUsage::remove_unused_load(&mut func, inst)); } } |