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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs')
-rw-r--r-- | src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs b/src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs new file mode 100644 index 000000000..afd14b784 --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-generic_arg_infer.rs @@ -0,0 +1,23 @@ +// [feature] run-pass +// revisions: normal feature + +#![cfg_attr(feature, feature(generic_arg_infer))] + +fn foo<const N: usize>(_: [u8; N]) -> [u8; N] { + [0; N] +} + +fn bar() { + let _x: [u8; 3] = [0; _]; + //[normal]~^ ERROR: using `_` for array lengths is unstable + //[normal]~| ERROR: in expressions, `_` can only be used on the left-hand side of an assignment + let _y: [u8; _] = [0; 3]; + //[normal]~^ ERROR: using `_` for array lengths is unstable + //[normal]~| ERROR: in expressions, `_` can only be used on the left-hand side of an assignment +} + +fn main() { + let _x = foo::<_>([1,2]); + //[normal]~^ ERROR: type provided when a constant was expected + let _y = bar(); +} |