42 lines
1.3 KiB
Plaintext
42 lines
1.3 KiB
Plaintext
LL| |#![allow(unused_assignments, unused_variables)]
|
|
LL| |
|
|
LL| 1|fn main() {
|
|
LL| 1| // Initialize test constants in a way that cannot be determined at compile time, to ensure
|
|
LL| 1| // rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
|
|
LL| 1| // dependent conditions.
|
|
LL| 1| let is_true = std::env::args().len() == 1;
|
|
LL| 1|
|
|
LL| 1| let mut countdown = 0;
|
|
LL| 1| if
|
|
LL| 1| is_true
|
|
LL| 1| {
|
|
LL| 1| countdown
|
|
LL| 1| =
|
|
LL| 1| 10
|
|
LL| 1| ;
|
|
LL| 1| }
|
|
LL| | else // Note coverage region difference without semicolon
|
|
LL| | {
|
|
LL| 0| countdown
|
|
LL| 0| =
|
|
LL| 0| 100
|
|
LL| | }
|
|
LL| |
|
|
LL| | if
|
|
LL| 1| is_true
|
|
LL| 1| {
|
|
LL| 1| countdown
|
|
LL| 1| =
|
|
LL| 1| 10
|
|
LL| 1| ;
|
|
LL| 1| }
|
|
LL| | else
|
|
LL| 0| {
|
|
LL| 0| countdown
|
|
LL| 0| =
|
|
LL| 0| 100
|
|
LL| 0| ;
|
|
LL| 0| }
|
|
LL| 1|}
|
|
|