[rustc.git] / src / test / codegen / issue-27130.rs

// compile-flags: -O

#![crate_type = "lib"]

// CHECK-LABEL: @trim_in_place
#[no_mangle]
pub fn trim_in_place(a: &mut &[u8]) {
    while a.first() == Some(&42) {
        // CHECK-NOT: slice_index_order_fail
        *a = &a[1..];
    }
}

// CHECK-LABEL: @trim_in_place2
#[no_mangle]
pub fn trim_in_place2(a: &mut &[u8]) {
    while let Some(&42) = a.first() {
        // CHECK-NOT: slice_index_order_fail
        *a = &a[2..];
    }
}
Commit	Line	Data
1b1a35ee	1	// compile-flags: -O
1b1a35ee XL	2
	3	#![crate_type = "lib"]
	4
	5	// CHECK-LABEL: @trim_in_place
	6	#[no_mangle]
	7	pub fn trim_in_place(a: &mut &[u8]) {
	8	while a.first() == Some(&42) {
	9	// CHECK-NOT: slice_index_order_fail
	10	*a = &a[1..];
	11	}
	12	}
	13
	14	// CHECK-LABEL: @trim_in_place2
	15	#[no_mangle]
	16	pub fn trim_in_place2(a: &mut &[u8]) {
	17	while let Some(&42) = a.first() {
	18	// CHECK-NOT: slice_index_order_fail
	19	*a = &a[2..];
	20	}
	21	}