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#![allow(unused_assignments, unused_variables)]
// compile-flags: -C opt-level=3
// ^^ validates coverage now works with optimizations
use std::fmt::Debug;
pub fn used_function() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
use_this_lib_crate();
}
#[inline(always)]
pub fn used_inline_function() {
// Initialize test constants in a way that cannot be determined at compile time, to ensure
// rustc and LLVM cannot optimize out statements (or coverage counters) downstream from
// dependent conditions.
let is_true = std::env::args().len() == 1;
let mut countdown = 0;
if is_true {
countdown = 10;
}
use_this_lib_crate();
}
#[inline(always)]
pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) {
println!("used_only_from_bin_crate_generic_function with {:?}", arg);
}
// Expect for above function: `Unexecuted instantiation` (see notes in `used_crate.rs`)
#[inline(always)]
pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) {
println!("used_only_from_this_lib_crate_generic_function with {:?}", arg);
}
#[inline(always)]
pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) {
println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg);
}
#[inline(always)]
pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) {
println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg);
}
#[inline(always)]
pub fn unused_generic_function<T: Debug>(arg: T) {
println!("unused_generic_function with {:?}", arg);
}
#[inline(always)]
pub fn unused_function() {
let is_true = std::env::args().len() == 1;
let mut countdown = 2;
if !is_true {
countdown = 20;
}
}
#[inline(always)]
fn unused_private_function() {
let is_true = std::env::args().len() == 1;
let mut countdown = 2;
if !is_true {
countdown = 20;
}
}
fn use_this_lib_crate() {
used_from_bin_crate_and_lib_crate_generic_function("used from library used_crate.rs");
used_with_same_type_from_bin_crate_and_lib_crate_generic_function(
"used from library used_crate.rs",
);
let some_vec = vec![5, 6, 7, 8];
used_only_from_this_lib_crate_generic_function(some_vec);
used_only_from_this_lib_crate_generic_function("used ONLY from library used_crate.rs");
}
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