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Add a comment on REFCOUNT_MAX

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Brian Carroll 2021-11-24 14:40:42 +00:00
parent d67cc883ca
commit c8278dcb1c
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compiler/gen_llvm/src/llvm/refcounting.rs
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@ -19,6 +19,8 @@ use roc_module::symbol::Interns;
use roc_module::symbol::Symbol;
use roc_mono::layout::{Builtin, Layout, LayoutIds, UnionLayout};
/// "Infinite" reference count, for static values
/// Ref counts are encoded as negative numbers where isize::MIN represents 1
pub const REFCOUNT_MAX: usize = 0_usize;
pub fn refcount_1(ctx: &Context, ptr_bytes: u32) -> IntValue<'_> {