Add a test for #46101

2 files changed, 18 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-46101.rs b/src/test/ui/issues/issue-46101.rs
new file mode 100644
index 00000000000..2d9111e9b3a
--- /dev/null
+++ b/src/test/ui/issues/issue-46101.rs
@@ -0,0 +1,4 @@
+#![feature(use_extern_macros)]
+trait Foo {}
+#[derive(Foo::Anything)] //~ ERROR failed to resolve: partially resolved path in a derive macro
+struct S;
diff --git a/src/test/ui/issues/issue-46101.stderr b/src/test/ui/issues/issue-46101.stderr
new file mode 100644
index 00000000000..f8b95d7a23b
--- /dev/null
+++ b/src/test/ui/issues/issue-46101.stderr
@@ -0,0 +1,14 @@
+error[E0433]: failed to resolve: partially resolved path in a derive macro
+  --> $DIR/issue-46101.rs:3:10
+   |
+LL | #[derive(Foo::Anything)] //~ ERROR failed to resolve: partially resolved path in a derive macro
+   |          ^^^^^^^^^^^^^ partially resolved path in a derive macro
+
+error[E0601]: `main` function not found in crate `issue_46101`
+   |
+   = note: consider adding a `main` function to `$DIR/issue-46101.rs`
+
+error: aborting due to 2 previous errors
+
+Some errors occurred: E0433, E0601.
+For more information about an error, try `rustc --explain E0433`.