Increase recursion_limit in numerous crates.

This is temporarily needed for `x doc compiler` to work. They can be
removed once the `Nonterminal` is removed (rust-lang#124141).

compiler/rustc_ast/src/lib.rs

@@ -19,6 +19,7 @@
 #![feature(never_type)]
 #![feature(rustdoc_internals)]
 #![feature(stmt_expr_attributes)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_ast_lowering/src/lib.rs

@@ -38,6 +38,7 @@
 #![feature(if_let_guard)]
 #![feature(let_chains)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_attr_parsing/src/lib.rs

@@ -80,6 +80,7 @@
 #![doc(rust_logo)]
 #![feature(let_chains)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_borrowck/src/lib.rs

@@ -13,6 +13,7 @@
 #![feature(rustdoc_internals)]
 #![feature(stmt_expr_attributes)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_builtin_macros/src/lib.rs

@@ -18,6 +18,7 @@
 #![feature(rustdoc_internals)]
 #![feature(string_from_utf8_lossy_owned)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_codegen_ssa/src/lib.rs

@@ -14,6 +14,7 @@
 #![feature(rustdoc_internals)]
 #![feature(trait_alias)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_const_eval/src/lib.rs

@@ -15,6 +15,7 @@
 #![feature(try_blocks)]
 #![feature(unqualified_local_imports)]
 #![feature(yeet_expr)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unqualified_local_imports)]
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end

compiler/rustc_driver/src/lib.rs

@@ -5,6 +5,7 @@
 #![allow(internal_features)]
 #![doc(rust_logo)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 // tidy-alphabetical-end
 
 pub use rustc_driver_impl::*;

compiler/rustc_driver_impl/src/lib.rs

@@ -16,6 +16,7 @@
 #![feature(result_flattening)]
 #![feature(rustdoc_internals)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_hir/src/lib.rs

@@ -13,6 +13,7 @@
 #![feature(never_type)]
 #![feature(rustc_attrs)]
 #![feature(variant_count)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_hir_analysis/src/lib.rs

@@ -73,6 +73,7 @@ This API is completely unstable and subject to change.
 #![feature(slice_partition_dedup)]
 #![feature(try_blocks)]
 #![feature(unwrap_infallible)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_hir_typeck/src/lib.rs

@@ -8,6 +8,7 @@
 #![feature(let_chains)]
 #![feature(never_type)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_incremental/src/lib.rs

@@ -7,6 +7,7 @@
 #![doc(rust_logo)]
 #![feature(file_buffered)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_lint/src/lib.rs

@@ -32,6 +32,7 @@
 #![feature(rustc_attrs)]
 #![feature(rustdoc_internals)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_metadata/src/lib.rs

@@ -15,6 +15,7 @@
 #![feature(proc_macro_internals)]
 #![feature(rustdoc_internals)]
 #![feature(trusted_len)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_middle/src/lib.rs

@@ -61,6 +61,7 @@
 #![feature(try_trait_v2_yeet)]
 #![feature(type_alias_impl_trait)]
 #![feature(yeet_expr)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_mir_build/src/lib.rs

@@ -8,6 +8,7 @@
 #![feature(if_let_guard)]
 #![feature(let_chains)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_mir_dataflow/src/lib.rs

@@ -7,6 +7,7 @@
 #![feature(let_chains)]
 #![feature(never_type)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_mir_transform/src/lib.rs

@@ -12,6 +12,7 @@
 #![feature(never_type)]
 #![feature(try_blocks)]
 #![feature(yeet_expr)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_monomorphize/src/lib.rs

@@ -4,6 +4,7 @@
 #![feature(if_let_guard)]
 #![feature(impl_trait_in_assoc_type)]
 #![feature(let_chains)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_parse/src/lib.rs

@@ -12,6 +12,7 @@
 #![feature(iter_intersperse)]
 #![feature(let_chains)]
 #![feature(string_from_utf8_lossy_owned)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_passes/src/lib.rs

@@ -12,6 +12,7 @@
 #![feature(map_try_insert)]
 #![feature(rustdoc_internals)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_privacy/src/lib.rs

@@ -6,6 +6,7 @@
 #![feature(let_chains)]
 #![feature(rustdoc_internals)]
 #![feature(try_blocks)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_query_impl/src/lib.rs

@@ -8,6 +8,7 @@
 #![feature(min_specialization)]
 #![feature(rustc_attrs)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_sanitizers/src/lib.rs

@@ -5,6 +5,7 @@
 
 // tidy-alphabetical-start
 #![feature(let_chains)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_smir/src/lib.rs

@@ -15,6 +15,7 @@
 )]
 #![doc(rust_logo)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_symbol_mangling/src/lib.rs

@@ -93,6 +93,7 @@
 #![doc(rust_logo)]
 #![feature(let_chains)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_transmute/src/lib.rs

@@ -1,5 +1,6 @@
 // tidy-alphabetical-start
 #![feature(never_type)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end
 

compiler/rustc_ty_utils/src/lib.rs

@@ -16,6 +16,7 @@
 #![feature(let_chains)]
 #![feature(never_type)]
 #![feature(rustdoc_internals)]
+#![recursion_limit = "256"] // FIXME(nnethercote): remove once #124141 is done
 #![warn(unreachable_pub)]
 // tidy-alphabetical-end