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gate atom parser fuzzer debug printing

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John Turner
2025-12-15 01:09:16 +00:00
parent 5178a7b8ea
commit 7348681b65
1 changed files with 15 additions and 6 deletions
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21
fuzz/atom/parser/fuzz.rs
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@@ -3,7 +3,10 @@
use core::slice; use core::slice;
use gentoo_utils::{Parseable, atom::Atom}; use gentoo_utils::{Parseable, atom::Atom};
use std::io::{self, Write}; use std::{
env::{self},
io::{self, Write},
};
#[unsafe(no_mangle)] #[unsafe(no_mangle)]
pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) -> i32 { pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) -> i32 {
@@ -32,10 +35,14 @@ pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) ->
match (control, gentoo_utils) { match (control, gentoo_utils) {
(Ok(_), Ok(_)) => { (Ok(_), Ok(_)) => {
eprintln!("agreement that {str} is valid"); if env::var("FUZZER_LOG").is_ok() {
eprintln!("agreement that {str} is valid");
}
} }
(Err(_), Err(_)) => { (Err(_), Err(_)) => {
eprintln!("agreement that {str} is invalid"); if env::var("FUZZER_LOG").is_ok() {
eprintln!("agreement that {str} is invalid");
}
} }
(Ok(_), Err(rest)) => { (Ok(_), Err(rest)) => {
panic!("disagreement on {str}\ncontrol:Ok\ngentoo-utils:Err({rest})"); panic!("disagreement on {str}\ncontrol:Ok\ngentoo-utils:Err({rest})");
@@ -49,9 +56,11 @@ pub unsafe extern "C" fn LLVMFuzzerTestOneInput(input: *const u8, len: usize) ->
> 1 > 1
}) => }) =>
{ {
eprintln!( if env::var("FUZZER_LOG").is_ok() {
"disagreement, but we will allow it since its probably because of duplicated usdeps" eprintln!(
); "disagreement, but we will allow it since its probably because of duplicated usdeps"
);
}
} }
(Err(_), Ok(_)) => { (Err(_), Ok(_)) => {
panic!("disagreement on {str}\ncontrol:Err\ngentoo-utils:Ok") panic!("disagreement on {str}\ncontrol:Err\ngentoo-utils:Ok")