Ensure that allocation doesn't exceed isize::MAX #32
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```
warning: use of constant `std::isize::MAX` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
--> src/utils.rs:100:68
|
100 | if !new_align.is_power_of_two() || new_size > core::isize::MAX as usize - (new_align - 1) {
| ^^^
|
= note: requested on the command line with `-W deprecated-in-future`
warning: use of associated function `core::num::<impl isize>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
--> src/raw.rs:313:47
|
313 | ... if state > isize::max_value() as usize {
| ^^^^^^^^^
warning: use of associated function `core::num::<impl isize>::max_value` that will be deprecated in a future Rust version: replaced by the `MAX` associated constant on this type
--> src/raw.rs:343:27
|
343 | if state > isize::max_value() as usize {
|
```
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See rust-lang/rust#95295 and rust-lang/rust#101899 for the context.