Unify raw attribute values

Attribute values were used as raw string, this is error prone and
makes renaming harder. Using a constexpr instead will leverage the power
of the compiler and emit an error when an incorrect builtin attribute
value is used.

gcc/rust/ChangeLog:

	* ast/rust-ast.cc (Attribute::check_cfg_predicate): Change raw
	string to constexpr call.
	(Attribute::separate_cfg_attrs): Likewise.
	* backend/rust-compile-base.cc (should_mangle_item): Likewise.
	(HIRCompileBase::setup_fndecl): Likewise.
	(HIRCompileBase::handle_cold_attribute_on_fndecl): Likewise.
	* checks/errors/privacy/rust-privacy-reporter.cc (find_proc_macro_attribute):
	Likewise.
	* checks/errors/rust-unsafe-checker.cc (check_target_attr):
	Likewise.
	* expand/rust-cfg-strip.cc (fails_cfg): Likewise.
	(fails_cfg_with_expand): Likewise.
	(expand_cfg_attrs): Likewise.
	* expand/rust-macro-builtins.cc: Likewise.
	* hir/rust-ast-lower-base.cc (ASTLoweringBase::handle_outer_attributes): Likewise.
	(ASTLoweringBase::lower_macro_definition): Likewise.
	* hir/rust-hir-dump.cc (Dump::visit): Likewise.
	* parse/rust-parse-impl.h (Parser::parse_doc_comment): Likewise.
	* parse/rust-parse.cc (extract_module_path): Likewise.
	* resolve/rust-early-name-resolver.cc (is_macro_use_module):
	Likewise.
	(EarlyNameResolver::visit): Likewise.
	* resolve/rust-toplevel-name-resolver-2.0.cc (is_macro_export):
	Likwise.
	* rust-session-manager.cc (Session::injection): Likewise.
	* typecheck/rust-hir-type-check-base.cc (TypeCheckBase::parse_repr_options): Likewise.
	* util/rust-attributes.cc (is_proc_macro_type): Likewise.
	(AttributeChecker::check_attribute): Likewise.
	(AttributeChecker::visit): Likewise.
	* util/rust-hir-map.cc (Mappings::insert_macro_def): Likewise.
	* util/rust-attribute-values.h: New file.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

0 files changed, 0 insertions, 0 deletions