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// revisions: mir thir
// [thir]compile-flags: -Zthir-unsafeck
#![deny(unsafe_op_in_unsafe_fn)]
#![deny(unused_unsafe)]
unsafe fn unsf() {}
const PTR: *const () = std::ptr::null();
static mut VOID: () = ();
unsafe fn deny_level() {
unsf();
//[mir]~^ ERROR call to unsafe function is unsafe and requires unsafe block
//[thir]~^^ ERROR call to unsafe function `unsf` is unsafe and requires unsafe block
*PTR;
//~^ ERROR dereference of raw pointer is unsafe and requires unsafe block
VOID = ();
//~^ ERROR use of mutable static is unsafe and requires unsafe block
unsafe {}
//~^ ERROR unnecessary `unsafe` block
}
// Check that `unsafe_op_in_unsafe_fn` works starting from the `warn` level.
#[warn(unsafe_op_in_unsafe_fn)]
#[deny(warnings)]
unsafe fn warning_level() {
unsf();
//[mir]~^ ERROR call to unsafe function is unsafe and requires unsafe block
//[thir]~^^ ERROR call to unsafe function `unsf` is unsafe and requires unsafe block
*PTR;
//~^ ERROR dereference of raw pointer is unsafe and requires unsafe block
VOID = ();
//~^ ERROR use of mutable static is unsafe and requires unsafe block
unsafe {}
//~^ ERROR unnecessary `unsafe` block
}
unsafe fn explicit_block() {
// no error
unsafe {
unsf();
*PTR;
VOID = ();
}
}
unsafe fn two_explicit_blocks() {
unsafe { unsafe { unsf() } }
//~^ ERROR unnecessary `unsafe` block
}
#[allow(unsafe_op_in_unsafe_fn)]
unsafe fn allow_level() {
// lint allowed -> no error
unsf();
*PTR;
VOID = ();
unsafe { unsf() }
}
unsafe fn nested_allow_level() {
#[allow(unsafe_op_in_unsafe_fn)]
{
// lint allowed -> no error
unsf();
*PTR;
VOID = ();
unsafe { unsf() }
}
}
fn main() {
unsf();
//[mir]~^ ERROR call to unsafe function is unsafe and requires unsafe block
//[thir]~^^ ERROR call to unsafe function `unsf` is unsafe and requires unsafe block
#[allow(unsafe_op_in_unsafe_fn)]
{
unsf();
//[mir]~^ ERROR call to unsafe function is unsafe and requires unsafe function or block
//[thir]~^^ ERROR call to unsafe function `unsf` is unsafe and requires unsafe function or block
}
}
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