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extern crate run_make_support;
use run_make_support::{out_dir, rustc, wasmparser};
use std::collections::HashMap;
use std::path::Path;
fn main() {
if std::env::var("TARGET").unwrap() != "wasm32-wasip1" {
return;
}
rustc().arg("foo.rs").arg("--target=wasm32-wasip1").arg("-O").run();
verify(&out_dir().join("foo.wasm"));
}
fn verify(path: &Path) {
eprintln!("verify {path:?}");
let file = std::fs::read(&path).unwrap();
let mut custom = HashMap::new();
for payload in wasmparser::Parser::new(0).parse_all(&file) {
let payload = payload.unwrap();
if let wasmparser::Payload::CustomSection(s) = payload {
let prev = custom.insert(s.name(), s.data());
assert!(prev.is_none());
}
}
assert_eq!(custom.remove("foo"), Some(&[1, 2, 3, 4][..]));
}
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