From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- .../uninhabited/privately-uninhabited-dead-code.rs | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 src/test/ui/uninhabited/privately-uninhabited-dead-code.rs (limited to 'src/test/ui/uninhabited/privately-uninhabited-dead-code.rs') diff --git a/src/test/ui/uninhabited/privately-uninhabited-dead-code.rs b/src/test/ui/uninhabited/privately-uninhabited-dead-code.rs new file mode 100644 index 000000000..f476704cd --- /dev/null +++ b/src/test/ui/uninhabited/privately-uninhabited-dead-code.rs @@ -0,0 +1,20 @@ +// build-pass (FIXME(62277): could be check-pass?) + +#![deny(unused_variables)] + +mod foo { + enum Bar {} + + #[allow(dead_code)] + pub struct Foo { + value: Bar, // "privately" uninhabited + } + + pub fn give_foo() -> Foo { panic!() } +} + +fn main() { + let a = 42; + foo::give_foo(); + println!("Hello, {}", a); // ok: we can't tell that this code is dead +} -- cgit v1.2.3