increase recursion limit

Author: lcnr

compiler/rustc_ast/src/lib.rs

@@ -3,7 +3,7 @@
 //! # Note
 //!
 //! This API is completely unstable and subject to change.
-
+#![recursion_limit = "256"]
 #![doc(
     html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/",
     test(attr(deny(warnings)))

compiler/rustc_middle/src/lib.rs

@@ -21,7 +21,7 @@
 //! # Note
 //!
 //! This API is completely unstable and subject to change.
-
+#![recursion_limit = "256"]
 // tidy-alphabetical-start
 #![allow(internal_features)]
 #![allow(rustc::diagnostic_outside_of_impl)]

compiler/rustc_parse/src/lib.rs

@@ -1,5 +1,5 @@
 //! The main parser interface.
-
+#![recursion_limit = "256"]
 #![allow(internal_features)]
 #![allow(rustc::diagnostic_outside_of_impl)]
 #![allow(rustc::untranslatable_diagnostic)]