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add tests
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jstarry committed Nov 22, 2024
1 parent c5cad1b commit a9924e9
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7 changes: 7 additions & 0 deletions programs/sbf/Cargo.lock

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1 change: 1 addition & 0 deletions programs/sbf/Cargo.toml
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Expand Up @@ -154,6 +154,7 @@ members = [
"rust/custom_heap",
"rust/dep_crate",
"rust/deprecated_loader",
"rust/divide_by_zero",
"rust/dup_accounts",
"rust/error_handling",
"rust/external_spend",
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15 changes: 15 additions & 0 deletions programs/sbf/rust/divide_by_zero/Cargo.toml
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@@ -0,0 +1,15 @@
[package]
name = "solana-sbf-rust-divide-by-zero"
version = { workspace = true }
description = { workspace = true }
authors = { workspace = true }
repository = { workspace = true }
homepage = { workspace = true }
license = { workspace = true }
edition = { workspace = true }

[dependencies]
solana-program = { workspace = true }

[lib]
crate-type = ["cdylib"]
27 changes: 27 additions & 0 deletions programs/sbf/rust/divide_by_zero/src/lib.rs
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@@ -0,0 +1,27 @@
//! Example/test program to trigger vm error by dividing by zero
#![feature(asm_experimental_arch)]

extern crate solana_program;
use {
solana_program::{account_info::AccountInfo, entrypoint::ProgramResult, pubkey::Pubkey},
std::arch::asm,
};

solana_program::entrypoint_no_alloc!(process_instruction);
fn process_instruction(
_program_id: &Pubkey,
_accounts: &[AccountInfo],
_instruction_data: &[u8],
) -> ProgramResult {
unsafe {
asm!(
"
mov64 r0, 0
mov64 r1, 0
div64 r0, r1
"
);
}
Ok(())
}
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