Add test for rust-lang#79465 to prevent regression

Dylan-DPC · Feb 26, 2022 · 915740c · 915740c
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diff --git a/src/test/rustdoc-ui/issue-79465.rs b/src/test/rustdoc-ui/issue-79465.rs
@@ -0,0 +1,3 @@
+pub fn f1<T>(x: T::A) {}
+//~^ ERROR
+//~^^ ERROR
diff --git a/src/test/rustdoc-ui/issue-79465.stderr b/src/test/rustdoc-ui/issue-79465.stderr
@@ -0,0 +1,15 @@
+error[E0220]: associated type `A` not found for `T`
+  --> $DIR/issue-79465.rs:1:20
+   |
+LL | pub fn f1<T>(x: T::A) {}
+   |                    ^ associated type `A` not found
+
+error[E0220]: associated type `A` not found for `T`
+  --> $DIR/issue-79465.rs:1:20
+   |
+LL | pub fn f1<T>(x: T::A) {}
+   |                    ^ associated type `A` not found
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0220`.