failing test as well

Author: LorrensP-2158466

tests/ui/imports/auxiliary/same-res-ambigious-extern-fail.rs

@@ -0,0 +1,16 @@
+//@ proc-macro: same-res-ambigious-extern-macro.rs
+
+macro_rules! globbing{
+    () => {
+        pub use same_res_ambigious_extern_macro::*;
+    }
+}
+
+#[allow(unused_imports)]
+#[macro_use]
+extern crate same_res_ambigious_extern_macro;
+globbing! {}
+
+pub trait RustEmbed {}
+
+pub use RustEmbed as Embed;

tests/ui/imports/auxiliary/same-res-ambigious-extern-macro.rs

@@ -3,5 +3,5 @@ use proc_macro::TokenStream;
 
 #[proc_macro_derive(RustEmbed)]
 pub fn rust_embed_derive(_input: TokenStream) -> TokenStream {
-  TokenStream::new()
+    TokenStream::new()
 }

tests/ui/imports/same-res-ambigious.rs

@@ -1,11 +1,14 @@
-//@ check-pass
-//@ aux-build: same-res-ambigious-extern.rs
+//@ revisions: nightly-fail nightly-pass
+//@[nightly-pass] check-pass
+//@[nightly-pass] aux-crate: ambigious_extern=same-res-ambigious-extern.rs
+//@[nightly-fail] aux-crate: ambigious_extern=same-res-ambigious-extern-fail.rs
+// see https://github.com/rust-lang/rust/pull/147196
 
-extern crate same_res_ambigious_extern;
-use same_res_ambigious_extern::Embed;
+extern crate ambigious_extern;
+use ambigious_extern::Embed;
 
 
-#[derive(Embed)]
+#[derive(Embed)] //[nightly-fail]~ Error: cannot find derive macro `Embed` in this scope
 struct Foo{}
 
 fn main(){}