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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/const-generics/sneaky-array-repeat-expr.rs
parentInitial commit. (diff)
downloadrustc-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/const-generics/sneaky-array-repeat-expr.rs')
-rw-r--r--src/test/ui/const-generics/sneaky-array-repeat-expr.rs32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/sneaky-array-repeat-expr.rs b/src/test/ui/const-generics/sneaky-array-repeat-expr.rs
new file mode 100644
index 000000000..b147c246b
--- /dev/null
+++ b/src/test/ui/const-generics/sneaky-array-repeat-expr.rs
@@ -0,0 +1,32 @@
+trait Trait<const N: usize> {
+ const Assoc: usize;
+}
+
+impl<const N: usize> Trait<N> for () {
+ const Assoc: usize = 1;
+}
+
+
+pub const fn foo<const N: usize>() where (): Trait<N> {
+ let bar = [(); <()>::Assoc];
+ //~^ error: constant expression depends on a generic parameter
+}
+
+trait Trait2<const N: usize> {
+ const Assoc2: usize;
+}
+
+impl<const N: usize> Trait2<N> for () {
+ const Assoc2: usize = N - 1;
+}
+
+
+pub const fn foo2<const N: usize>() where (): Trait2<N> {
+ let bar2 = [(); <()>::Assoc2];
+ //~^ error: constant expression depends on a generic parameter
+}
+
+fn main() {
+ foo::<0>();
+ foo2::<0>();
+}