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abi
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cabi-int-widening.rs
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// run-pass
// ignore-wasm32-bare no libc to test ffi with
#[
link
(
name
=
"rust_test_helpers"
,
kind
=
"static"
)]
extern
"C"
{
fn
rust_int8_to_int32
(
_
:
i8
)
->
i32
;
}
fn
main
()
{
let
x
=
unsafe
{
rust_int8_to_int32
(-
1
)
};
assert
!(
x
==
-
1
);
}