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 --- .../negative-impls/negative-specializes-positive-item.rs | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs (limited to 'src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs') diff --git a/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs new file mode 100644 index 000000000..4281eedaf --- /dev/null +++ b/src/test/ui/traits/negative-impls/negative-specializes-positive-item.rs @@ -0,0 +1,13 @@ +#![feature(specialization)] //~ WARN the feature `specialization` is incomplete +#![feature(negative_impls)] + +// Negative impl for u32 cannot "specialize" the base impl. +trait MyTrait { + fn foo(); +} +impl MyTrait for T { + default fn foo() {} +} +impl !MyTrait for u32 {} //~ ERROR E0751 + +fn main() {} -- cgit v1.2.3