primitive disambiguator tests

src/test/rustdoc/intra-doc/incompatible-primitive-disambiguator.rs

@@ -0,0 +1,2 @@
+#![deny(broken_intra_doc_links)]
+//! [struct@str::trim] //~ ERROR incompatible link

src/test/rustdoc/intra-doc/primitive-disambiguators.rs

@@ -0,0 +1,4 @@
+#![deny(broken_intra_doc_links)]
+// @has primitive_disambiguators/index.html
+// @has - '//a/@href' 'https://doc.rust-lang.org/nightly/std/primitive.str.html#method.trim'
+//! [str::trim()]

src/test/rustdoc/issue-80559.rs

@@ -1,4 +0,0 @@
-#![deny(broken_intra_doc_links)]
-// Should link to https://doc.rust-lang.org/nightly/std/primitive.str.html#method.trim
-// and not suggest prefixing with `prim@`
-//! [str::trim()]