From: Owen Avery <[email protected]>
gcc/rust/ChangeLog:
* util/rust-edition.cc: New file.
* util/rust-edition.h: New file.
* Make-lang.in: Add rust-edition.o to the object list.
* ast/rust-pattern.cc: Remove inclusion of
rust-session-manager.h.
* expand/rust-macro-expand.cc: Likewise.
* expand/rust-macro-builtins-helpers.h: Likewise.
* expand/rust-macro-builtins-include.cc: Include
rust-session-manager.h.
* expand/rust-macro-builtins-utility.cc: Likewise.
* lex/rust-lex.cc: Include rust-edition.h instead of
rust-session-manager.h.
(Lexer::classify_keyword): Use get_rust_edition instead of
Session and CompileOptions.
* parse/rust-parse-impl.h: Include rust-edition.h instead of
rust-session-manager.h.
(Parser::parse_async_item): Use get_rust_edition instead of
Session and CompileOptions.
* checks/errors/rust-feature.h: Include rust-edition.h instead
of rust-session-manager.h.
(class Feature): Use Rust::Edition instead of
Rust::CompileOptions::Edition.
Signed-off-by: Owen Avery <[email protected]>
---
gcc/rust/Make-lang.in | 1 +
gcc/rust/ast/rust-pattern.cc | 1 -
gcc/rust/checks/errors/rust-feature.h | 6 +--
gcc/rust/expand/rust-macro-builtins-helpers.h | 1 -
.../expand/rust-macro-builtins-include.cc | 1 +
.../expand/rust-macro-builtins-utility.cc | 1 +
gcc/rust/expand/rust-macro-expand.cc | 1 -
gcc/rust/lex/rust-lex.cc | 6 +--
gcc/rust/parse/rust-parse-impl.h | 5 +--
gcc/rust/util/rust-edition.cc | 40 ++++++++++++++++++
gcc/rust/util/rust-edition.h | 41 +++++++++++++++++++
11 files changed, 91 insertions(+), 13 deletions(-)
create mode 100644 gcc/rust/util/rust-edition.cc
create mode 100644 gcc/rust/util/rust-edition.h
diff --git a/gcc/rust/Make-lang.in b/gcc/rust/Make-lang.in
index 749c1123e05..4028b47fa87 100644
--- a/gcc/rust/Make-lang.in
+++ b/gcc/rust/Make-lang.in
@@ -235,6 +235,7 @@ GRS_OBJS = \
rust/rust-unicode.o \
rust/rust-punycode.o \
rust/rust-unwrap-segment.o \
+ rust/rust-edition.o \
rust/rust-expand-format-args.o \
rust/rust-lang-item.o \
rust/rust-collect-lang-items.o \
diff --git a/gcc/rust/ast/rust-pattern.cc b/gcc/rust/ast/rust-pattern.cc
index 98fd8e52f5f..fc7b6107be0 100644
--- a/gcc/rust/ast/rust-pattern.cc
+++ b/gcc/rust/ast/rust-pattern.cc
@@ -22,7 +22,6 @@ along with GCC; see the file COPYING3. If not see
#include "rust-diagnostics.h"
#include "rust-ast-visitor.h"
#include "rust-macro.h"
-#include "rust-session-manager.h"
#include "rust-lex.h"
#include "rust-parse.h"
#include "rust-operators.h"
diff --git a/gcc/rust/checks/errors/rust-feature.h
b/gcc/rust/checks/errors/rust-feature.h
index e2082c5efa5..9edae6d62c3 100644
--- a/gcc/rust/checks/errors/rust-feature.h
+++ b/gcc/rust/checks/errors/rust-feature.h
@@ -19,7 +19,7 @@
#ifndef RUST_FEATURE_H
#define RUST_FEATURE_H
-#include "rust-session-manager.h"
+#include "rust-edition.h"
#include "optional.h"
namespace Rust {
@@ -66,7 +66,7 @@ private:
Feature (Name name, State state, const char *name_str,
const char *rustc_since,
tl::optional<unsigned> issue_number = tl::nullopt,
- const tl::optional<CompileOptions::Edition> &edition = tl::nullopt,
+ const tl::optional<Edition> &edition = tl::nullopt,
const char *description = "")
: m_state (state), m_name (name), m_name_str (name_str),
m_rustc_since (rustc_since), m_issue (issue_number), edition (edition),
@@ -78,7 +78,7 @@ private:
std::string m_name_str;
std::string m_rustc_since;
tl::optional<unsigned> m_issue;
- tl::optional<CompileOptions::Edition> edition;
+ tl::optional<Edition> edition;
std::string m_description; // TODO: Switch to optional?
static const std::map<std::string, Name> name_hash_map;
diff --git a/gcc/rust/expand/rust-macro-builtins-helpers.h
b/gcc/rust/expand/rust-macro-builtins-helpers.h
index ee5cae76764..429537e210a 100644
--- a/gcc/rust/expand/rust-macro-builtins-helpers.h
+++ b/gcc/rust/expand/rust-macro-builtins-helpers.h
@@ -29,7 +29,6 @@
#include "rust-macro-invoc-lexer.h"
#include "rust-macro.h"
#include "rust-parse.h"
-#include "rust-session-manager.h"
#include "rust-system.h"
#include "rust-token.h"
namespace Rust {
diff --git a/gcc/rust/expand/rust-macro-builtins-include.cc
b/gcc/rust/expand/rust-macro-builtins-include.cc
index 4719b0e268e..2ab2a3a1dbb 100644
--- a/gcc/rust/expand/rust-macro-builtins-include.cc
+++ b/gcc/rust/expand/rust-macro-builtins-include.cc
@@ -20,6 +20,7 @@
#include "rust-common.h"
#include "rust-macro-builtins.h"
#include "rust-macro-builtins-helpers.h"
+#include "rust-session-manager.h"
#include "optional.h"
namespace Rust {
/* Expand builtin macro include_bytes!("filename"), which includes the contents
diff --git a/gcc/rust/expand/rust-macro-builtins-utility.cc
b/gcc/rust/expand/rust-macro-builtins-utility.cc
index 33c7bf1f8d7..b20b479ff5f 100644
--- a/gcc/rust/expand/rust-macro-builtins-utility.cc
+++ b/gcc/rust/expand/rust-macro-builtins-utility.cc
@@ -20,6 +20,7 @@
#include "rust-ast-builder.h"
#include "rust-macro-builtins.h"
#include "rust-macro-builtins-helpers.h"
+#include "rust-session-manager.h"
namespace Rust {
diff --git a/gcc/rust/expand/rust-macro-expand.cc
b/gcc/rust/expand/rust-macro-expand.cc
index e86bfcb9ce1..3822dc296c8 100644
--- a/gcc/rust/expand/rust-macro-expand.cc
+++ b/gcc/rust/expand/rust-macro-expand.cc
@@ -26,7 +26,6 @@
#include "rust-parse.h"
#include "rust-cfg-strip.h"
#include "rust-early-name-resolver.h"
-#include "rust-session-manager.h"
#include "rust-proc-macro.h"
namespace Rust {
diff --git a/gcc/rust/lex/rust-lex.cc b/gcc/rust/lex/rust-lex.cc
index 849063824dc..b143e70c946 100644
--- a/gcc/rust/lex/rust-lex.cc
+++ b/gcc/rust/lex/rust-lex.cc
@@ -21,7 +21,7 @@
#include "rust-lex.h"
#include "rust-diagnostics.h"
#include "rust-linemap.h"
-#include "rust-session-manager.h"
+#include "rust-edition.h"
#include "safe-ctype.h"
#include "cpplib.h"
#include "rust-keyword-values.h"
@@ -277,9 +277,7 @@ Lexer::classify_keyword (const std::string &str)
// https://doc.rust-lang.org/reference/keywords.html#reserved-keywords
// `try` is not a reserved keyword before 2018
- if (Session::get_instance ().options.get_edition ()
- == CompileOptions::Edition::E2015
- && id == TRY)
+ if (get_rust_edition () == Edition::E2015 && id == TRY)
return IDENTIFIER;
return id;
diff --git a/gcc/rust/parse/rust-parse-impl.h b/gcc/rust/parse/rust-parse-impl.h
index 353e859f013..dd6086896f8 100644
--- a/gcc/rust/parse/rust-parse-impl.h
+++ b/gcc/rust/parse/rust-parse-impl.h
@@ -32,7 +32,7 @@
#include "rust-dir-owner.h"
#include "rust-attribute-values.h"
#include "rust-keyword-values.h"
-#include "rust-session-manager.h"
+#include "rust-edition.h"
#include "optional.h"
@@ -1453,8 +1453,7 @@ Parser<ManagedTokenSource>::parse_async_item
(AST::Visibility vis,
auto offset = (lexer.peek_token ()->get_id () == CONST) ? 1 : 0;
const_TokenPtr t = lexer.peek_token (offset);
- if (Session::get_instance ().options.get_edition ()
- == CompileOptions::Edition::E2015)
+ if (get_rust_edition () == Edition::E2015)
{
add_error (Error (t->get_locus (), ErrorCode::E0670,
"%<async fn%> is not permitted in Rust 2015"));
diff --git a/gcc/rust/util/rust-edition.cc b/gcc/rust/util/rust-edition.cc
new file mode 100644
index 00000000000..4e44a9196b0
--- /dev/null
+++ b/gcc/rust/util/rust-edition.cc
@@ -0,0 +1,40 @@
+// Copyright (C) 2025 Free Software Foundation, Inc.
+
+// This file is part of GCC.
+
+// GCC is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 3, or (at your option) any later
+// version.
+
+// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+// for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with GCC; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#include "rust-edition.h"
+#include "rust-session-manager.h"
+
+namespace Rust {
+
+Edition
+get_rust_edition ()
+{
+ switch (Session::get_instance ().options.get_edition ())
+ {
+ case CompileOptions::Edition::E2015:
+ return Edition::E2015;
+ case CompileOptions::Edition::E2018:
+ return Edition::E2018;
+ case CompileOptions::Edition::E2021:
+ return Edition::E2021;
+ default:
+ rust_unreachable ();
+ }
+}
+
+} // namespace Rust
diff --git a/gcc/rust/util/rust-edition.h b/gcc/rust/util/rust-edition.h
new file mode 100644
index 00000000000..d034ea03a6f
--- /dev/null
+++ b/gcc/rust/util/rust-edition.h
@@ -0,0 +1,41 @@
+// Copyright (C) 2025 Free Software Foundation, Inc.
+
+// This file is part of GCC.
+
+// GCC is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 3, or (at your option) any later
+// version.
+
+// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+// for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with GCC; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+#ifndef RUST_EDITION_H
+#define RUST_EDITION_H
+
+/*
+ * This header exists to avoid including rust-session-manager.h
+ * when we only need information on the selected rust edition
+ */
+
+namespace Rust {
+
+enum class Edition
+{
+ E2015,
+ E2018,
+ E2021
+};
+
+Edition
+get_rust_edition ();
+
+} // namespace Rust
+
+#endif // !RUST_EDITION_H
--
2.45.2
