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chore: cast block number to u64 and not usize #1727

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Merged
rakita merged 2 commits into from
Aug 28, 2024
Merged

chore: cast block number to u64 and not usize #1727

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ff2476b
fix: cast block number to u64 and not usize
rakita Aug 28, 2024
a3c6421
clippy
rakita Aug 28, 2024
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fix: cast block number to u64 and not usize
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@rakita
rakita committed Aug 28, 2024
commit ff2476b76056787523431c0c0ab72f953132bea5
2 changes: 1 addition & 1 deletion crates/primitives/src/constants.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ use alloy_primitives::{address, Address};
pub const MAX_CODE_SIZE: usize = 0x6000;

/// Number of block hashes that EVM can access in the past (pre-Prague).
pub const BLOCK_HASH_HISTORY: usize = 256;
pub const BLOCK_HASH_HISTORY: u64 = 256;

/// EIP-2935: Serve historical block hashes from state
///
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6 changes: 3 additions & 3 deletions crates/revm/src/context.rs
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Expand Up @@ -8,7 +8,7 @@ pub use context_precompiles::{
};
pub use evm_context::EvmContext;
pub use inner_evm_context::InnerEvmContext;
use revm_interpreter::as_usize_saturated;
use revm_interpreter::{as_u64_saturated, as_usize_saturated};

use crate::{
db::{Database, EmptyDB},
Expand Down Expand Up @@ -109,8 +109,8 @@ impl<EXT, DB: Database> Host for Context<EXT, DB> {
}

fn block_hash(&mut self, number: u64) -> Option<B256> {
let block_number = as_usize_saturated!(self.env().block.number);
let requested_number = usize::try_from(number).unwrap_or(usize::MAX);
let block_number = as_u64_saturated!(self.env().block.number);
let requested_number = u64::try_from(number).unwrap_or(u64::MAX);

let Some(diff) = block_number.checked_sub(requested_number) else {
return Some(B256::ZERO);
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