From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 compiler/rustc_builtin_macros/src/lib.rs | 119 +++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 compiler/rustc_builtin_macros/src/lib.rs

(limited to 'compiler/rustc_builtin_macros/src/lib.rs')

diff --git a/compiler/rustc_builtin_macros/src/lib.rs b/compiler/rustc_builtin_macros/src/lib.rs
new file mode 100644
index 000000000..11565ba72
--- /dev/null
+++ b/compiler/rustc_builtin_macros/src/lib.rs
@@ -0,0 +1,119 @@
+//! This crate contains implementations of built-in macros and other code generating facilities
+//! injecting code into the crate before it is lowered to HIR.
+
+#![allow(rustc::potential_query_instability)]
+#![doc(html_root_url = "https://doc.rust-lang.org/nightly/nightly-rustc/")]
+#![feature(array_windows)]
+#![feature(box_patterns)]
+#![feature(decl_macro)]
+#![feature(if_let_guard)]
+#![feature(is_sorted)]
+#![feature(let_chains)]
+#![feature(let_else)]
+#![feature(proc_macro_internals)]
+#![feature(proc_macro_quote)]
+#![recursion_limit = "256"]
+
+extern crate proc_macro;
+
+use crate::deriving::*;
+
+use rustc_expand::base::{MacroExpanderFn, ResolverExpand, SyntaxExtensionKind};
+use rustc_expand::proc_macro::BangProcMacro;
+use rustc_span::symbol::sym;
+
+mod assert;
+mod cfg;
+mod cfg_accessible;
+mod cfg_eval;
+mod compile_error;
+mod concat;
+mod concat_bytes;
+mod concat_idents;
+mod derive;
+mod deriving;
+mod edition_panic;
+mod env;
+mod format;
+mod format_foreign;
+mod global_allocator;
+mod log_syntax;
+mod source_util;
+mod test;
+mod trace_macros;
+mod util;
+
+pub mod asm;
+pub mod cmdline_attrs;
+pub mod proc_macro_harness;
+pub mod standard_library_imports;
+pub mod test_harness;
+
+pub fn register_builtin_macros(resolver: &mut dyn ResolverExpand) {
+    let mut register = |name, kind| resolver.register_builtin_macro(name, kind);
+    macro register_bang($($name:ident: $f:expr,)*) {
+        $(register(sym::$name, SyntaxExtensionKind::LegacyBang(Box::new($f as MacroExpanderFn)));)*
+    }
+    macro register_attr($($name:ident: $f:expr,)*) {
+        $(register(sym::$name, SyntaxExtensionKind::LegacyAttr(Box::new($f)));)*
+    }
+    macro register_derive($($name:ident: $f:expr,)*) {
+        $(register(sym::$name, SyntaxExtensionKind::LegacyDerive(Box::new(BuiltinDerive($f))));)*
+    }
+
+    register_bang! {
+        asm: asm::expand_asm,
+        assert: assert::expand_assert,
+        cfg: cfg::expand_cfg,
+        column: source_util::expand_column,
+        compile_error: compile_error::expand_compile_error,
+        concat_bytes: concat_bytes::expand_concat_bytes,
+        concat_idents: concat_idents::expand_concat_idents,
+        concat: concat::expand_concat,
+        env: env::expand_env,
+        file: source_util::expand_file,
+        format_args_nl: format::expand_format_args_nl,
+        format_args: format::expand_format_args,
+        const_format_args: format::expand_format_args,
+        global_asm: asm::expand_global_asm,
+        include_bytes: source_util::expand_include_bytes,
+        include_str: source_util::expand_include_str,
+        include: source_util::expand_include,
+        line: source_util::expand_line,
+        log_syntax: log_syntax::expand_log_syntax,
+        module_path: source_util::expand_mod,
+        option_env: env::expand_option_env,
+        core_panic: edition_panic::expand_panic,
+        std_panic: edition_panic::expand_panic,
+        unreachable: edition_panic::expand_unreachable,
+        stringify: source_util::expand_stringify,
+        trace_macros: trace_macros::expand_trace_macros,
+    }
+
+    register_attr! {
+        bench: test::expand_bench,
+        cfg_accessible: cfg_accessible::Expander,
+        cfg_eval: cfg_eval::expand,
+        derive: derive::Expander,
+        global_allocator: global_allocator::expand,
+        test: test::expand_test,
+        test_case: test::expand_test_case,
+    }
+
+    register_derive! {
+        Clone: clone::expand_deriving_clone,
+        Copy: bounds::expand_deriving_copy,
+        Debug: debug::expand_deriving_debug,
+        Default: default::expand_deriving_default,
+        Eq: eq::expand_deriving_eq,
+        Hash: hash::expand_deriving_hash,
+        Ord: ord::expand_deriving_ord,
+        PartialEq: partial_eq::expand_deriving_partial_eq,
+        PartialOrd: partial_ord::expand_deriving_partial_ord,
+        RustcDecodable: decodable::expand_deriving_rustc_decodable,
+        RustcEncodable: encodable::expand_deriving_rustc_encodable,
+    }
+
+    let client = proc_macro::bridge::client::Client::expand1(proc_macro::quote);
+    register(sym::quote, SyntaxExtensionKind::Bang(Box::new(BangProcMacro { client })));
+}
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