Unbreak stage1 tests via ignore-stage1 in `proc-macro/invalid-punct-i…

…dent-1.rs`.

src/test/ui/proc-macro/invalid-punct-ident-1.rs

@@ -1,17 +1,9 @@
 // aux-build:invalid-punct-ident.rs
-// rustc-env:RUST_BACKTRACE=0
-
-// FIXME https://github.com/rust-lang/rust/issues/59998
-// normalize-stderr-test "thread.*panicked.*proc_macro.*lib.rs.*\n" -> ""
-// normalize-stderr-test "note:.*RUST_BACKTRACE=1.*\n" -> ""
-// normalize-stderr-test "\nerror: internal compiler error.*\n\n" -> ""
-// normalize-stderr-test "note:.*unexpectedly panicked.*\n\n" -> ""
-// normalize-stderr-test "note: we would appreciate a bug report.*\n\n" -> ""
-// normalize-stderr-test "note: compiler flags.*\n\n" -> ""
-// normalize-stderr-test "note: rustc.*running on.*\n\n" -> ""
-// normalize-stderr-test "query stack during panic:\n" -> ""
-// normalize-stderr-test "we're just showing a limited slice of the query stack\n" -> ""
-// normalize-stderr-test "end of query stack\n" -> ""
+// ignore-stage1
+// only-linux
+//
+// FIXME: This should be a normal (stage1, all platforms) test in
+// src/test/ui/proc-macro once issue #59998 is fixed.
 
 #[macro_use]
 extern crate invalid_punct_ident;

src/test/ui/proc-macro/invalid-punct-ident-1.stderr

@@ -1,5 +1,5 @@
 error: proc macro panicked
-  --> $DIR/invalid-punct-ident-1.rs:19:1
+  --> $DIR/invalid-punct-ident-1.rs:11:1
    |
 LL | invalid_punct!();
    | ^^^^^^^^^^^^^^^^