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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:03:36 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:03:36 +0000
commit17d40c6057c88f4c432b0d7bac88e1b84cb7e67f (patch)
tree3f66c4a5918660bb8a758ab6cda5ff8ee4f6cdcd /src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs
parentAdding upstream version 1.64.0+dfsg1. (diff)
downloadrustc-17d40c6057c88f4c432b0d7bac88e1b84cb7e67f.tar.xz
rustc-17d40c6057c88f4c432b0d7bac88e1b84cb7e67f.zip
Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs')
-rw-r--r--src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs b/src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs
new file mode 100644
index 000000000..e7c8e4f66
--- /dev/null
+++ b/src/test/ui/const-generics/generic_const_exprs/obligation-cause.rs
@@ -0,0 +1,24 @@
+#![allow(incomplete_features)]
+#![feature(generic_const_exprs)]
+
+trait True {}
+
+struct Is<const V: bool>;
+
+impl True for Is<true> {}
+
+fn g<T>()
+//~^ NOTE required by a bound in this
+where
+ Is<{ std::mem::size_of::<T>() == 0 }>: True,
+ //~^ NOTE required by a bound in `g`
+ //~| NOTE required by this bound in `g`
+{
+}
+
+fn main() {
+ g::<usize>();
+ //~^ ERROR mismatched types
+ //~| NOTE expected `false`, found `true`
+ //~| NOTE expected constant `false`
+}