Function panic

compiler/src/main/mod.rs:48–54

(info: &core::panic::PanicInfo)

/* Best-effort panic-to-stash so the host gets a typed message instead of an opaque trap. Re-entry during the format alloc falls through to unreachable(), same trap as before. */
#[panic_handler]
fn panic(info: &core::panic::PanicInfo) -> ! {
    let msg = alloc::format!("internal panic: {}", info.message());
    with_runtime(|rt| {
        rt.error_stash.set(crate::abi::ErrorKind::Runtime as u32, msg);
    });
    core::arch::wasm32::unreachable()
}

pub(super) const SZ: usize = 1 << 20;