[rustc.git] / tests / codegen / issues / issue-73827-bounds-check-index-in-subexpr.rs

// This test checks that bounds checks are elided when
// index is part of a (x | y) < C style condition

// compile-flags: -O

#![crate_type = "lib"]

// CHECK-LABEL: @get
#[no_mangle]
pub fn get(array: &[u8; 8], x: usize, y: usize) -> u8 {
    if x > 7 || y > 7 {
        0
    } else {
        // CHECK-NOT: panic_bounds_check
        array[y]
    }
}
Commit	Line	Data
29967ef6 XL	1	// This test checks that bounds checks are elided when
	2	// index is part of a (x \| y) < C style condition
	3
29967ef6 XL	4	// compile-flags: -O
	5
	6	#![crate_type = "lib"]
	7
	8	// CHECK-LABEL: @get
	9	#[no_mangle]
	10	pub fn get(array: &[u8; 8], x: usize, y: usize) -> u8 {
	11	if x > 7 \|\| y > 7 {
	12	0
	13	} else {
	14	// CHECK-NOT: panic_bounds_check
	15	array[y]
	16	}
	17	}