diff options
Diffstat (limited to 'src/test/ui/typeof')
| -rw-r--r-- | src/test/ui/typeof/type_mismatch.rs | 9 | ||||
| -rw-r--r-- | src/test/ui/typeof/type_mismatch.stderr | 28 |
2 files changed, 37 insertions, 0 deletions
diff --git a/src/test/ui/typeof/type_mismatch.rs b/src/test/ui/typeof/type_mismatch.rs new file mode 100644 index 000000000..3f8339fa5 --- /dev/null +++ b/src/test/ui/typeof/type_mismatch.rs @@ -0,0 +1,9 @@ +// Test that using typeof results in the correct type mismatch errors instead of always assuming +// `usize`, in addition to the pre-existing "typeof is reserved and unimplemented" error +fn main() { + const a: u8 = 1; + let b: typeof(a) = 1i8; + //~^ ERROR `typeof` is a reserved keyword but unimplemented + //~| ERROR mismatched types + //~| expected `u8`, found `i8` +} diff --git a/src/test/ui/typeof/type_mismatch.stderr b/src/test/ui/typeof/type_mismatch.stderr new file mode 100644 index 000000000..e75214cd3 --- /dev/null +++ b/src/test/ui/typeof/type_mismatch.stderr @@ -0,0 +1,28 @@ +error[E0516]: `typeof` is a reserved keyword but unimplemented + --> $DIR/type_mismatch.rs:5:12 + | +LL | let b: typeof(a) = 1i8; + | ^^^^^^^^^ reserved keyword + | +help: consider replacing `typeof(...)` with an actual type + | +LL | let b: u8 = 1i8; + | ~~ + +error[E0308]: mismatched types + --> $DIR/type_mismatch.rs:5:24 + | +LL | let b: typeof(a) = 1i8; + | --------- ^^^ expected `u8`, found `i8` + | | + | expected due to this + | +help: change the type of the numeric literal from `i8` to `u8` + | +LL | let b: typeof(a) = 1u8; + | ~~ + +error: aborting due to 2 previous errors + +Some errors have detailed explanations: E0308, E0516. +For more information about an error, try `rustc --explain E0308`. |