From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:58 +0200 Subject: Adding upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/lint/dead-code/lint-dead-code-2.rs | 41 +++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 tests/ui/lint/dead-code/lint-dead-code-2.rs (limited to 'tests/ui/lint/dead-code/lint-dead-code-2.rs') diff --git a/tests/ui/lint/dead-code/lint-dead-code-2.rs b/tests/ui/lint/dead-code/lint-dead-code-2.rs new file mode 100644 index 000000000..6bfa4d96f --- /dev/null +++ b/tests/ui/lint/dead-code/lint-dead-code-2.rs @@ -0,0 +1,41 @@ +#![allow(unused_variables)] +#![deny(dead_code)] +#![feature(rustc_attrs, start)] + +struct Foo; + +trait Bar { + fn bar1(&self); + fn bar2(&self) { + self.bar1(); + } +} + +impl Bar for Foo { + fn bar1(&self) { + live_fn(); + } +} + +fn live_fn() {} + +fn dead_fn() {} //~ ERROR: function `dead_fn` is never used + +#[rustc_main] +fn dead_fn2() {} //~ ERROR: function `dead_fn2` is never used + +fn used_fn() {} + +#[start] +fn start(_: isize, _: *const *const u8) -> isize { + used_fn(); + let foo = Foo; + foo.bar2(); + 0 +} + +// this is not main +fn main() { //~ ERROR: function `main` is never used + dead_fn(); + dead_fn2(); +} -- cgit v1.2.3