rust/tests/run-pass/const-vec-of-fns.rs
2019-02-26 18:37:46 +00:00

18 lines
482 B
Rust

/*!
* Try to double-check that static fns have the right size (with or
* without dummy env ptr, as appropriate) by iterating a size-2 array.
* If the static size differs from the runtime size, the second element
* should be read as a null or otherwise wrong pointer and crash.
*/
fn f() { }
static mut CLOSURES: &'static mut [fn()] = &mut [f as fn(), f as fn()];
pub fn main() {
unsafe {
for closure in &mut *CLOSURES {
(*closure)()
}
}
}