diff options
Diffstat (limited to 'src/test/ui/type/type-ascription-soundness.rs')
-rw-r--r-- | src/test/ui/type/type-ascription-soundness.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/ui/type/type-ascription-soundness.rs b/src/test/ui/type/type-ascription-soundness.rs new file mode 100644 index 000000000..d583fc213 --- /dev/null +++ b/src/test/ui/type/type-ascription-soundness.rs @@ -0,0 +1,13 @@ +// Type ascription doesn't lead to unsoundness + +#![feature(type_ascription)] + +fn main() { + let arr = &[1u8, 2, 3]; + let ref x = arr: &[u8]; //~ ERROR mismatched types + let ref mut x = arr: &[u8]; //~ ERROR mismatched types + match arr: &[u8] { //~ ERROR mismatched types + ref x => {} + } + let _len = (arr: &[u8]).len(); //~ ERROR mismatched types +} |