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#![feature(coverage_attribute)]
//@ edition: 2021
//@ compile-flags: -Zcoverage-options=branch,no-mir-spans
//@ llvm-cov-flags: --show-branches=count
// Tests the behaviour of the `-Zcoverage-options=no-mir-spans` debugging flag.
// The actual code below is just some non-trivial code copied from another test
// (`while.rs`), and has no particular significance.
macro_rules! no_merge {
() => {
for _ in 0..1 {}
};
}
fn while_cond() {
no_merge!();
let mut a = 8;
while a > 0 {
a -= 1;
}
}
fn while_cond_not() {
no_merge!();
let mut a = 8;
while !(a == 0) {
a -= 1;
}
}
fn while_op_and() {
no_merge!();
let mut a = 8;
let mut b = 4;
while a > 0 && b > 0 {
a -= 1;
b -= 1;
}
}
fn while_op_or() {
no_merge!();
let mut a = 4;
let mut b = 8;
while a > 0 || b > 0 {
a -= 1;
b -= 1;
}
}
#[coverage(off)]
fn main() {
while_cond();
while_cond_not();
while_op_and();
while_op_or();
}
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