rust/tests/mir-opt/div_overflow.rs

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// compile-flags: -Copt-level=0 -Coverflow-checks=yes
// Tests that division with a const does not emit a panicking branch for overflow
// EMIT_MIR div_overflow.const_divisor.PreCodegen.after.mir
pub fn const_divisor(a: i32) -> i32 {
a / 256
}
// EMIT_MIR div_overflow.const_dividend.PreCodegen.after.mir
pub fn const_dividend(a: i32) -> i32 {
256 / a
}
fn main() {
const_divisor(123);
const_dividend(123);
}