diff options
Diffstat (limited to 'tests/run-make')
15 files changed, 0 insertions, 816 deletions
diff --git a/tests/run-make/coverage-reports/expected_show_coverage.doctest.txt b/tests/run-make/coverage-reports/expected_show_coverage.doctest.txt deleted file mode 100644 index 732de652627..00000000000 --- a/tests/run-make/coverage-reports/expected_show_coverage.doctest.txt +++ /dev/null @@ -1,115 +0,0 @@ -../coverage/doctest.rs: - 1| |//! This test ensures that code from doctests is properly re-mapped. - 2| |//! See <https://github.com/rust-lang/rust/issues/79417> for more info. - 3| |//! - 4| |//! Just some random code: - 5| 1|//! ``` - 6| 1|//! if true { - 7| |//! // this is executed! - 8| 1|//! assert_eq!(1, 1); - 9| |//! } else { - 10| |//! // this is not! - 11| 0|//! assert_eq!(1, 2); - 12| |//! } - 13| 1|//! ``` - 14| |//! - 15| |//! doctest testing external code: - 16| |//! ``` - 17| 1|//! extern crate doctest_crate; - 18| 1|//! doctest_crate::fn_run_in_doctests(1); - 19| 1|//! ``` - 20| |//! - 21| |//! doctest returning a result: - 22| 1|//! ``` - 23| 2|//! #[derive(Debug, PartialEq)] - ^1 - 24| 1|//! struct SomeError { - 25| 1|//! msg: String, - 26| 1|//! } - 27| 1|//! let mut res = Err(SomeError { msg: String::from("a message") }); - 28| 1|//! if res.is_ok() { - 29| 0|//! res?; - 30| |//! } else { - 31| 1|//! if *res.as_ref().unwrap_err() == *res.as_ref().unwrap_err() { - 32| 1|//! println!("{:?}", res); - 33| 1|//! } - ^0 - 34| 1|//! if *res.as_ref().unwrap_err() == *res.as_ref().unwrap_err() { - 35| 1|//! res = Ok(1); - 36| 1|//! } - ^0 - 37| 1|//! res = Ok(0); - 38| |//! } - 39| |//! // need to be explicit because rustdoc cant infer the return type - 40| 1|//! Ok::<(), SomeError>(()) - 41| 1|//! ``` - 42| |//! - 43| |//! doctest with custom main: - 44| |//! ``` - 45| 1|//! fn some_func() { - 46| 1|//! println!("called some_func()"); - 47| 1|//! } - 48| |//! - 49| 0|//! #[derive(Debug)] - 50| |//! struct SomeError; - 51| |//! - 52| |//! extern crate doctest_crate; - 53| |//! - 54| 1|//! fn doctest_main() -> Result<(), SomeError> { - 55| 1|//! some_func(); - 56| 1|//! doctest_crate::fn_run_in_doctests(2); - 57| 1|//! Ok(()) - 58| 1|//! } - 59| |//! - 60| |//! // this `main` is not shown as covered, as it clashes with all the other - 61| |//! // `main` functions that were automatically generated for doctests - 62| |//! fn main() -> Result<(), SomeError> { - 63| |//! doctest_main() - 64| |//! } - 65| |//! ``` - 66| | - 67| |/// doctest attached to fn testing external code: - 68| |/// ``` - 69| 1|/// extern crate doctest_crate; - 70| 1|/// doctest_crate::fn_run_in_doctests(3); - 71| 1|/// ``` - 72| |/// - 73| 1|fn main() { - 74| 1| if true { - 75| 1| assert_eq!(1, 1); - 76| | } else { - 77| 0| assert_eq!(1, 2); - 78| | } - 79| 1|} - 80| | - 81| |// FIXME(Swatinem): Fix known issue that coverage code region columns need to be offset by the - 82| |// doc comment line prefix (`///` or `//!`) and any additional indent (before or after the doc - 83| |// comment characters). This test produces `llvm-cov show` results demonstrating the problem. - 84| |// - 85| |// One of the above tests now includes: `derive(Debug, PartialEq)`, producing an `llvm-cov show` - 86| |// result with a distinct count for `Debug`, denoted by `^1`, but the caret points to the wrong - 87| |// column. Similarly, the `if` blocks without `else` blocks show `^0`, which should point at, or - 88| |// one character past, the `if` block's closing brace. In both cases, these are most likely off - 89| |// by the number of characters stripped from the beginning of each doc comment line: indent - 90| |// whitespace, if any, doc comment prefix (`//!` in this case) and (I assume) one space character - 91| |// (?). Note, when viewing `llvm-cov show` results in `--color` mode, the column offset errors are - 92| |// more pronounced, and show up in more places, with background color used to show some distinct - 93| |// code regions with different coverage counts. - 94| |// - 95| |// NOTE: Since the doc comment line prefix may vary, one possible solution is to replace each - 96| |// character stripped from the beginning of doc comment lines with a space. This will give coverage - 97| |// results the correct column offsets, and I think it should compile correctly, but I don't know - 98| |// what affect it might have on diagnostic messages from the compiler, and whether anyone would care - 99| |// if the indentation changed. I don't know if there is a more viable solution. - -../coverage/lib/doctest_crate.rs: - 1| |/// A function run only from within doctests - 2| 3|pub fn fn_run_in_doctests(conditional: usize) { - 3| 3| match conditional { - 4| 1| 1 => assert_eq!(1, 1), // this is run, - 5| 1| 2 => assert_eq!(1, 1), // this, - 6| 1| 3 => assert_eq!(1, 1), // and this too - 7| 0| _ => assert_eq!(1, 2), // however this is not - 8| | } - 9| 3|} - diff --git a/tests/run-make/coverage-reports/expected_show_coverage.issue-85461.txt b/tests/run-make/coverage-reports/expected_show_coverage.issue-85461.txt deleted file mode 100644 index 1aa4a22c33e..00000000000 --- a/tests/run-make/coverage-reports/expected_show_coverage.issue-85461.txt +++ /dev/null @@ -1,36 +0,0 @@ -../coverage/issue-85461.rs: - 1| |// Regression test for #85461: MSVC sometimes fail to link with dead code and #[inline(always)] - 2| | - 3| |extern crate inline_always_with_dead_code; - 4| | - 5| |use inline_always_with_dead_code::{bar, baz}; - 6| | - 7| 1|fn main() { - 8| 1| bar::call_me(); - 9| 1| baz::call_me(); - 10| 1|} - -../coverage/lib/inline_always_with_dead_code.rs: - 1| |// compile-flags: -Cinstrument-coverage -Ccodegen-units=4 -Copt-level=0 - 2| | - 3| |#![allow(dead_code)] - 4| | - 5| |mod foo { - 6| | #[inline(always)] - 7| 2| pub fn called() { } - 8| | - 9| 0| fn uncalled() { } - 10| |} - 11| | - 12| |pub mod bar { - 13| 1| pub fn call_me() { - 14| 1| super::foo::called(); - 15| 1| } - 16| |} - 17| | - 18| |pub mod baz { - 19| 1| pub fn call_me() { - 20| 1| super::foo::called(); - 21| 1| } - 22| |} - diff --git a/tests/run-make/coverage-reports/expected_show_coverage.unused_mod.txt b/tests/run-make/coverage-reports/expected_show_coverage.unused_mod.txt deleted file mode 100644 index 82d6fccc271..00000000000 --- a/tests/run-make/coverage-reports/expected_show_coverage.unused_mod.txt +++ /dev/null @@ -1,4 +0,0 @@ - 1| 0|pub fn never_called_function() { - 2| 0| println!("I am never called"); - 3| 0|} - diff --git a/tests/run-make/coverage-reports/expected_show_coverage.uses_crate.txt b/tests/run-make/coverage-reports/expected_show_coverage.uses_crate.txt deleted file mode 100644 index 412f4a93b9c..00000000000 --- a/tests/run-make/coverage-reports/expected_show_coverage.uses_crate.txt +++ /dev/null @@ -1,148 +0,0 @@ - 1| |#![allow(unused_assignments, unused_variables)] - 2| |// compile-flags: -C opt-level=3 # validates coverage now works with optimizations - 3| |use std::fmt::Debug; - 4| | - 5| 1|pub fn used_function() { - 6| 1| // Initialize test constants in a way that cannot be determined at compile time, to ensure - 7| 1| // rustc and LLVM cannot optimize out statements (or coverage counters) downstream from - 8| 1| // dependent conditions. - 9| 1| let is_true = std::env::args().len() == 1; - 10| 1| let mut countdown = 0; - 11| 1| if is_true { - 12| 1| countdown = 10; - 13| 1| } - ^0 - 14| 1| use_this_lib_crate(); - 15| 1|} - 16| | - 17| 2|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - 18| 2| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - 19| 2|} - ------------------ - | Unexecuted instantiation: used_crate::used_only_from_bin_crate_generic_function::<_> - ------------------ - | used_crate::used_only_from_bin_crate_generic_function::<&alloc::vec::Vec<i32>>: - | 17| 1|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - | 18| 1| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - | 19| 1|} - ------------------ - | used_crate::used_only_from_bin_crate_generic_function::<&str>: - | 17| 1|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - | 18| 1| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - | 19| 1|} - ------------------ - 20| |// Expect for above function: `Unexecuted instantiation` (see below) - 21| 2|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - 22| 2| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - 23| 2|} - ------------------ - | used_crate::used_only_from_this_lib_crate_generic_function::<&str>: - | 21| 1|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - | 22| 1| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - | 23| 1|} - ------------------ - | used_crate::used_only_from_this_lib_crate_generic_function::<alloc::vec::Vec<i32>>: - | 21| 1|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - | 22| 1| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - | 23| 1|} - ------------------ - 24| | - 25| 2|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - 26| 2| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - 27| 2|} - ------------------ - | used_crate::used_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 25| 1|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 26| 1| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 27| 1|} - ------------------ - | used_crate::used_from_bin_crate_and_lib_crate_generic_function::<alloc::vec::Vec<i32>>: - | 25| 1|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 26| 1| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 27| 1|} - ------------------ - 28| | - 29| 2|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - 30| 2| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - 31| 2|} - ------------------ - | used_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 29| 1|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 30| 1| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 31| 1|} - ------------------ - | used_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 29| 1|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 30| 1| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 31| 1|} - ------------------ - 32| | - 33| 0|pub fn unused_generic_function<T: Debug>(arg: T) { - 34| 0| println!("unused_generic_function with {:?}", arg); - 35| 0|} - 36| | - 37| 0|pub fn unused_function() { - 38| 0| let is_true = std::env::args().len() == 1; - 39| 0| let mut countdown = 2; - 40| 0| if !is_true { - 41| 0| countdown = 20; - 42| 0| } - 43| 0|} - 44| | - 45| 0|fn unused_private_function() { - 46| 0| let is_true = std::env::args().len() == 1; - 47| 0| let mut countdown = 2; - 48| 0| if !is_true { - 49| 0| countdown = 20; - 50| 0| } - 51| 0|} - 52| | - 53| 1|fn use_this_lib_crate() { - 54| 1| used_from_bin_crate_and_lib_crate_generic_function("used from library used_crate.rs"); - 55| 1| used_with_same_type_from_bin_crate_and_lib_crate_generic_function( - 56| 1| "used from library used_crate.rs", - 57| 1| ); - 58| 1| let some_vec = vec![5, 6, 7, 8]; - 59| 1| used_only_from_this_lib_crate_generic_function(some_vec); - 60| 1| used_only_from_this_lib_crate_generic_function("used ONLY from library used_crate.rs"); - 61| 1|} - 62| | - 63| |// FIXME(#79651): "Unexecuted instantiation" errors appear in coverage results, - 64| |// for example: - 65| |// - 66| |// | Unexecuted instantiation: used_crate::used_only_from_bin_crate_generic_function::<_> - 67| |// - 68| |// These notices appear when `llvm-cov` shows instantiations. This may be a - 69| |// default option, but it can be suppressed with: - 70| |// - 71| |// ```shell - 72| |// $ `llvm-cov show --show-instantiations=0 ...` - 73| |// ``` - 74| |// - 75| |// The notice is triggered because the function is unused by the library itself, - 76| |// and when the library is compiled, a synthetic function is generated, so - 77| |// unused function coverage can be reported. Coverage can be skipped for unused - 78| |// generic functions with: - 79| |// - 80| |// ```shell - 81| |// $ `rustc -Zunstable-options -C instrument-coverage=except-unused-generics ...` - 82| |// ``` - 83| |// - 84| |// Even though this function is used by `uses_crate.rs` (and - 85| |// counted), with substitutions for `T`, those instantiations are only generated - 86| |// when the generic function is actually used (from the binary, not from this - 87| |// library crate). So the test result shows coverage for all instantiated - 88| |// versions and their generic type substitutions, plus the `Unexecuted - 89| |// instantiation` message for the non-substituted version. This is valid, but - 90| |// unfortunately a little confusing. - 91| |// - 92| |// The library crate has its own coverage map, and the only way to show unused - 93| |// coverage of a generic function is to include the generic function in the - 94| |// coverage map, marked as an "unused function". If the library were used by - 95| |// another binary that never used this generic function, then it would be valid - 96| |// to show the unused generic, with unknown substitution (`_`). - 97| |// - 98| |// The alternative is to exclude all generics from being included in the "unused - 99| |// functions" list, which would then omit coverage results for - 100| |// `unused_generic_function<T>()`, below. - diff --git a/tests/run-make/coverage-reports/expected_show_coverage.uses_inline_crate.txt b/tests/run-make/coverage-reports/expected_show_coverage.uses_inline_crate.txt deleted file mode 100644 index 66ca9e80a32..00000000000 --- a/tests/run-make/coverage-reports/expected_show_coverage.uses_inline_crate.txt +++ /dev/null @@ -1,139 +0,0 @@ - 1| |#![allow(unused_assignments, unused_variables)] - 2| | - 3| |// compile-flags: -C opt-level=3 # validates coverage now works with optimizations - 4| | - 5| |use std::fmt::Debug; - 6| | - 7| 1|pub fn used_function() { - 8| 1| // Initialize test constants in a way that cannot be determined at compile time, to ensure - 9| 1| // rustc and LLVM cannot optimize out statements (or coverage counters) downstream from - 10| 1| // dependent conditions. - 11| 1| let is_true = std::env::args().len() == 1; - 12| 1| let mut countdown = 0; - 13| 1| if is_true { - 14| 1| countdown = 10; - 15| 1| } - ^0 - 16| 1| use_this_lib_crate(); - 17| 1|} - 18| | - 19| |#[inline(always)] - 20| 1|pub fn used_inline_function() { - 21| 1| // Initialize test constants in a way that cannot be determined at compile time, to ensure - 22| 1| // rustc and LLVM cannot optimize out statements (or coverage counters) downstream from - 23| 1| // dependent conditions. - 24| 1| let is_true = std::env::args().len() == 1; - 25| 1| let mut countdown = 0; - 26| 1| if is_true { - 27| 1| countdown = 10; - 28| 1| } - ^0 - 29| 1| use_this_lib_crate(); - 30| 1|} - 31| | - 32| | - 33| | - 34| | - 35| | - 36| | - 37| | - 38| |#[inline(always)] - 39| 2|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - 40| 2| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - 41| 2|} - ------------------ - | Unexecuted instantiation: used_inline_crate::used_only_from_bin_crate_generic_function::<_> - ------------------ - | used_inline_crate::used_only_from_bin_crate_generic_function::<&alloc::vec::Vec<i32>>: - | 39| 1|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - | 40| 1| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - | 41| 1|} - ------------------ - | used_inline_crate::used_only_from_bin_crate_generic_function::<&str>: - | 39| 1|pub fn used_only_from_bin_crate_generic_function<T: Debug>(arg: T) { - | 40| 1| println!("used_only_from_bin_crate_generic_function with {:?}", arg); - | 41| 1|} - ------------------ - 42| |// Expect for above function: `Unexecuted instantiation` (see notes in `used_crate.rs`) - 43| | - 44| |#[inline(always)] - 45| 4|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - 46| 4| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - 47| 4|} - ------------------ - | used_inline_crate::used_only_from_this_lib_crate_generic_function::<&str>: - | 45| 2|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - | 46| 2| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - | 47| 2|} - ------------------ - | used_inline_crate::used_only_from_this_lib_crate_generic_function::<alloc::vec::Vec<i32>>: - | 45| 2|pub fn used_only_from_this_lib_crate_generic_function<T: Debug>(arg: T) { - | 46| 2| println!("used_only_from_this_lib_crate_generic_function with {:?}", arg); - | 47| 2|} - ------------------ - 48| | - 49| |#[inline(always)] - 50| 3|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - 51| 3| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - 52| 3|} - ------------------ - | used_inline_crate::used_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 50| 2|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 51| 2| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 52| 2|} - ------------------ - | used_inline_crate::used_from_bin_crate_and_lib_crate_generic_function::<alloc::vec::Vec<i32>>: - | 50| 1|pub fn used_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 51| 1| println!("used_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 52| 1|} - ------------------ - 53| | - 54| |#[inline(always)] - 55| 3|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - 56| 3| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - 57| 3|} - ------------------ - | used_inline_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 55| 1|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 56| 1| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 57| 1|} - ------------------ - | used_inline_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function::<&str>: - | 55| 2|pub fn used_with_same_type_from_bin_crate_and_lib_crate_generic_function<T: Debug>(arg: T) { - | 56| 2| println!("used_with_same_type_from_bin_crate_and_lib_crate_generic_function with {:?}", arg); - | 57| 2|} - ------------------ - 58| | - 59| |#[inline(always)] - 60| 0|pub fn unused_generic_function<T: Debug>(arg: T) { - 61| 0| println!("unused_generic_function with {:?}", arg); - 62| 0|} - 63| | - 64| |#[inline(always)] - 65| 0|pub fn unused_function() { - 66| 0| let is_true = std::env::args().len() == 1; - 67| 0| let mut countdown = 2; - 68| 0| if !is_true { - 69| 0| countdown = 20; - 70| 0| } - 71| 0|} - 72| | - 73| |#[inline(always)] - 74| 0|fn unused_private_function() { - 75| 0| let is_true = std::env::args().len() == 1; - 76| 0| let mut countdown = 2; - 77| 0| if !is_true { - 78| 0| countdown = 20; - 79| 0| } - 80| 0|} - 81| | - 82| 2|fn use_this_lib_crate() { - 83| 2| used_from_bin_crate_and_lib_crate_generic_function("used from library used_crate.rs"); - 84| 2| used_with_same_type_from_bin_crate_and_lib_crate_generic_function( - 85| 2| "used from library used_crate.rs", - 86| 2| ); - 87| 2| let some_vec = vec![5, 6, 7, 8]; - 88| 2| used_only_from_this_lib_crate_generic_function(some_vec); - 89| 2| used_only_from_this_lib_crate_generic_function("used ONLY from library used_crate.rs"); - 90| 2|} - diff --git a/tests/run-make/coverage/doctest.rs b/tests/run-make/coverage/doctest.rs deleted file mode 100644 index ec04ea57063..00000000000 --- a/tests/run-make/coverage/doctest.rs +++ /dev/null @@ -1,99 +0,0 @@ -//! This test ensures that code from doctests is properly re-mapped. -//! See <https://github.com/rust-lang/rust/issues/79417> for more info. -//! -//! Just some random code: -//! ``` -//! if true { -//! // this is executed! -//! assert_eq!(1, 1); -//! } else { -//! // this is not! -//! assert_eq!(1, 2); -//! } -//! ``` -//! -//! doctest testing external code: -//! ``` -//! extern crate doctest_crate; -//! doctest_crate::fn_run_in_doctests(1); -//! ``` -//! -//! doctest returning a result: -//! ``` -//! #[derive(Debug, PartialEq)] -//! struct SomeError { -//! msg: String, -//! } -//! let mut res = Err(SomeError { msg: String::from("a message") }); -//! if res.is_ok() { -//! res?; -//! } else { -//! if *res.as_ref().unwrap_err() == *res.as_ref().unwrap_err() { -//! println!("{:?}", res); -//! } -//! if *res.as_ref().unwrap_err() == *res.as_ref().unwrap_err() { -//! res = Ok(1); -//! } -//! res = Ok(0); -//! } -//! // need to be explicit because rustdoc cant infer the return type -//! Ok::<(), SomeError>(()) -//! ``` -//! -//! doctest with custom main: -//! ``` -//! fn some_func() { -//! println!("called some_func()"); -//! } -//! -//! #[derive(Debug)] -//! struct SomeError; -//! -//! extern crate doctest_crate; -//! -//! fn doctest_main() -> Result<(), SomeError> { -//! some_func(); -//! doctest_crate::fn_run_in_doctests(2); -//! Ok(()) -//! } -//! -//! // this `main` is not shown as covered, as it clashes with all the other -//! // `main` functions that were automatically generated for doctests -//! fn main() -> Result<(), SomeError> { -//! doctest_main() -//! } -//! ``` - -/// doctest attached to fn testing external code: -/// ``` -/// extern crate doctest_crate; -/// doctest_crate::fn_run_in_doctests(3); -/// ``` -/// -fn main() { - if true { - assert_eq!(1, 1); - } else { - assert_eq!(1, 2); - } -} - -// FIXME(Swatinem): Fix known issue that coverage code region columns need to be offset by the -// doc comment line prefix (`///` or `//!`) and any additional indent (before or after the doc -// comment characters). This test produces `llvm-cov show` results demonstrating the problem. -// -// One of the above tests now includes: `derive(Debug, PartialEq)`, producing an `llvm-cov show` -// result with a distinct count for `Debug`, denoted by `^1`, but the caret points to the wrong -// column. Similarly, the `if` blocks without `else` blocks show `^0`, which should point at, or -// one character past, the `if` block's closing brace. In both cases, these are most likely off -// by the number of characters stripped from the beginning of each doc comment line: indent -// whitespace, if any, doc comment prefix (`//!` in this case) and (I assume) one space character -// (?). Note, when viewing `llvm-cov show` results in `--color` mode, the column offset errors are -// more pronounced, and show up in more places, with background color used to show some distinct -// code regions with different coverage counts. -// -// NOTE: Since the doc comment line prefix may vary, one possible solution is to replace each -// character stripped from the beginning of doc comment lines with a space. This will give coverage -// results the correct column offsets, and I think it should compile correctly, but I don't know -// what affect it might have on diagnostic messages from the compiler, and whether anyone would care -// if the indentation changed. I don't know if there is a more viable solution. diff --git a/tests/run-make/coverage/issue-85461.rs b/tests/run-make/coverage/issue-85461.rs deleted file mode 100644 index a1b9ebb1ed3..00000000000 --- a/tests/run-make/coverage/issue-85461.rs +++ /dev/null @@ -1,10 +0,0 @@ -// Regression test for #85461: MSVC sometimes fail to link with dead code and #[inline(always)] - -extern crate inline_always_with_dead_code; - -use inline_always_with_dead_code::{bar, baz}; - -fn main() { - bar::call_me(); - baz::call_me(); -} diff --git a/tests/run-make/coverage/lib/doctest_crate.rs b/tests/run-make/coverage/lib/doctest_crate.rs deleted file mode 100644 index c3210146d69..00000000000 --- a/tests/run-make/coverage/lib/doctest_crate.rs +++ /dev/null @@ -1,9 +0,0 @@ -/// A function run only from within doctests -pub fn fn_run_in_doctests(conditional: usize) { - match conditional { - 1 => assert_eq!(1, 1), // this is run, - 2 => assert_eq!(1, 1), // this, - 3 => assert_eq!(1, 1), // and this too - _ => assert_eq!(1, 2), // however this is not - } -} diff --git a/tests/run-make/coverage/lib/inline_always_with_dead_code.rs b/tests/run-make/coverage/lib/inline_always_with_dead_code.rs deleted file mode 100644 index 2b21dee6ccf..00000000000 --- a/tests/run-make/coverage/lib/inline_always_with_dead_code.rs +++ /dev/null @@ -1,22 +0,0 @@ -// compile-flags: -Cinstrument-coverage -Ccodegen-units=4 -Copt-level=0 - -#![allow(dead_code)] - -mod foo { - #[inline(always)] - pub fn called() { } - - fn uncalled() { } -} - -pub mod bar { - pub fn call_me() { - super::foo::called(); - } -} - -pub mod baz { - pub fn call_me() { - super::foo::called(); - } -} diff --git a/tests/run-make/coverage/lib/unused_mod_helper.rs b/tests/run-make/coverage/lib/unused_mod_helper.rs deleted file mode 100644 index ae1cc1531ed..00000000000 --- a/tests/run-make/coverage/lib/unused_mod_helper.rs +++ /dev/null @@ -1,3 +0,0 @@ -pub fn never_called_function() { - println!("I am never called"); -} diff --git a/tests/run-make/coverage/lib/used_crate.rs b/tests/run-make/coverage/lib/used_crate.rs deleted file mode 100644 index 8b8b1f7f351..00000000000 --- a/tests/run-make/coverage/lib/used_crate.rs +++ /dev/null @@ -1,100 +0,0 @@ -#![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(); -} - -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 below) -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); -} - -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); -} - -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); -} - -pub fn unused_generic_function<T: Debug>(arg: T) { - println!("unused_generic_function with {:?}", arg); -} - -pub fn unused_function() { - let is_true = std::env::args().len() == 1; - let mut countdown = 2; - if !is_true { - countdown = 20; - } -} - -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"); -} - -// FIXME(#79651): "Unexecuted instantiation" errors appear in coverage results, -// for example: -// -// | Unexecuted instantiation: used_crate::used_only_from_bin_crate_generic_function::<_> -// -// These notices appear when `llvm-cov` shows instantiations. This may be a -// default option, but it can be suppressed with: -// -// ```shell -// $ `llvm-cov show --show-instantiations=0 ...` -// ``` -// -// The notice is triggered because the function is unused by the library itself, -// and when the library is compiled, a synthetic function is generated, so -// unused function coverage can be reported. Coverage can be skipped for unused -// generic functions with: -// -// ```shell -// $ `rustc -Zunstable-options -C instrument-coverage=except-unused-generics ...` -// ``` -// -// Even though this function is used by `uses_crate.rs` (and -// counted), with substitutions for `T`, those instantiations are only generated -// when the generic function is actually used (from the binary, not from this -// library crate). So the test result shows coverage for all instantiated -// versions and their generic type substitutions, plus the `Unexecuted -// instantiation` message for the non-substituted version. This is valid, but -// unfortunately a little confusing. -// -// The library crate has its own coverage map, and the only way to show unused -// coverage of a generic function is to include the generic function in the -// coverage map, marked as an "unused function". If the library were used by -// another binary that never used this generic function, then it would be valid -// to show the unused generic, with unknown substitution (`_`). -// -// The alternative is to exclude all generics from being included in the "unused -// functions" list, which would then omit coverage results for -// `unused_generic_function<T>()`, below. diff --git a/tests/run-make/coverage/lib/used_inline_crate.rs b/tests/run-make/coverage/lib/used_inline_crate.rs deleted file mode 100644 index 4a052756d4e..00000000000 --- a/tests/run-make/coverage/lib/used_inline_crate.rs +++ /dev/null @@ -1,90 +0,0 @@ -#![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"); -} diff --git a/tests/run-make/coverage/unused_mod.rs b/tests/run-make/coverage/unused_mod.rs deleted file mode 100644 index 679b4e53188..00000000000 --- a/tests/run-make/coverage/unused_mod.rs +++ /dev/null @@ -1,6 +0,0 @@ -#[path = "lib/unused_mod_helper.rs"] -mod unused_module; - -fn main() { - println!("hello world!"); -} diff --git a/tests/run-make/coverage/uses_crate.rs b/tests/run-make/coverage/uses_crate.rs deleted file mode 100644 index 1ee8037a1e7..00000000000 --- a/tests/run-make/coverage/uses_crate.rs +++ /dev/null @@ -1,15 +0,0 @@ -// FIXME #110395 -// ignore-llvm-cov-show-diffs - -#![allow(unused_assignments, unused_variables)] -// compile-flags: -C opt-level=3 # validates coverage now works with optimizations -extern crate used_crate; - -fn main() { - used_crate::used_function(); - let some_vec = vec![1, 2, 3, 4]; - used_crate::used_only_from_bin_crate_generic_function(&some_vec); - used_crate::used_only_from_bin_crate_generic_function("used from bin uses_crate.rs"); - used_crate::used_from_bin_crate_and_lib_crate_generic_function(some_vec); - used_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function("interesting?"); -} diff --git a/tests/run-make/coverage/uses_inline_crate.rs b/tests/run-make/coverage/uses_inline_crate.rs deleted file mode 100644 index f7aff3c3f8a..00000000000 --- a/tests/run-make/coverage/uses_inline_crate.rs +++ /dev/null @@ -1,20 +0,0 @@ -// FIXME #110395 -// ignore-llvm-cov-show-diffs - -#![allow(unused_assignments, unused_variables)] - -// compile-flags: -C opt-level=3 # validates coverage now works with optimizations - -extern crate used_inline_crate; - -fn main() { - used_inline_crate::used_function(); - used_inline_crate::used_inline_function(); - let some_vec = vec![1, 2, 3, 4]; - used_inline_crate::used_only_from_bin_crate_generic_function(&some_vec); - used_inline_crate::used_only_from_bin_crate_generic_function("used from bin uses_crate.rs"); - used_inline_crate::used_from_bin_crate_and_lib_crate_generic_function(some_vec); - used_inline_crate::used_with_same_type_from_bin_crate_and_lib_crate_generic_function( - "interesting?", - ); -} |