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|
LL| |#![feature(coverage_attribute)]
LL| |//@ edition: 2021
LL| |//@ compile-flags: -Zcoverage-options=branch
LL| |//@ llvm-cov-flags: --show-branches=count
LL| |
LL| |macro_rules! no_merge {
LL| | () => {
LL| | for _ in 0..1 {}
LL| | };
LL| |}
LL| |
LL| 1|fn while_cond() {
LL| 1| no_merge!();
LL| |
LL| 1| let mut a = 8;
LL| 9| while a > 0 {
------------------
| Branch (LL:11): [True: 8, False: 1]
------------------
LL| 8| a -= 1;
LL| 8| }
LL| 1|}
LL| |
LL| 1|fn while_cond_not() {
LL| 1| no_merge!();
LL| |
LL| 1| let mut a = 8;
LL| 9| while !(a == 0) {
------------------
| Branch (LL:11): [True: 8, False: 1]
------------------
LL| 8| a -= 1;
LL| 8| }
LL| 1|}
LL| |
LL| 1|fn while_op_and() {
LL| 1| no_merge!();
LL| |
LL| 1| let mut a = 8;
LL| 1| let mut b = 4;
LL| 5| while a > 0 && b > 0 {
------------------
| Branch (LL:11): [True: 5, False: 0]
| Branch (LL:20): [True: 4, False: 1]
------------------
LL| 4| a -= 1;
LL| 4| b -= 1;
LL| 4| }
LL| 1|}
LL| |
LL| 1|fn while_op_or() {
LL| 1| no_merge!();
LL| |
LL| 1| let mut a = 4;
LL| 1| let mut b = 8;
LL| 9| while a > 0 || b > 0 {
^5
------------------
| Branch (LL:11): [True: 4, False: 5]
| Branch (LL:20): [True: 4, False: 1]
------------------
LL| 8| a -= 1;
LL| 8| b -= 1;
LL| 8| }
LL| 1|}
LL| |
LL| |#[coverage(off)]
LL| |fn main() {
LL| | while_cond();
LL| | while_cond_not();
LL| | while_op_and();
LL| | while_op_or();
LL| |}
|
