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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:06:31 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:06:31 +0000
commit2ff14448863ac1a1dd9533461708e29aae170c2d (patch)
tree85b9fea2bbfe3f06473cfa381eed11f273b57c5c /src/test/ui/array-slice-vec/suggest-array-length.rs
parentAdding debian version 1.64.0+dfsg1-1. (diff)
downloadrustc-2ff14448863ac1a1dd9533461708e29aae170c2d.tar.xz
rustc-2ff14448863ac1a1dd9533461708e29aae170c2d.zip
Adding debian version 1.65.0+dfsg1-2.debian/1.65.0+dfsg1-2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/test/ui/array-slice-vec/suggest-array-length.rs26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/array-slice-vec/suggest-array-length.rs b/src/test/ui/array-slice-vec/suggest-array-length.rs
new file mode 100644
index 000000000..f66b3d4a8
--- /dev/null
+++ b/src/test/ui/array-slice-vec/suggest-array-length.rs
@@ -0,0 +1,26 @@
+// run-rustfix
+#![allow(unused_variables, dead_code, non_upper_case_globals)]
+
+fn main() {
+ const Foo: [i32; _] = [1, 2, 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ const REF_FOO: &[u8; _] = &[1];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ let foo: [i32; _] = [1, 2, 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ let bar: [i32; _] = [0; 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ let ref_foo: &[i32; _] = &[1, 2, 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ let ref_bar: &[i32; _] = &[0; 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+ let multiple_ref_foo: &&[i32; _] = &&[1, 2, 3];
+ //~^ ERROR in expressions, `_` can only be used on the left-hand side of an assignment
+ //~| ERROR using `_` for array lengths is unstable
+}