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-rw-r--r--gcc/rust/checks/errors/rust-const-checker.cc844
-rw-r--r--gcc/rust/checks/errors/rust-const-checker.h189
2 files changed, 1033 insertions, 0 deletions
diff --git a/gcc/rust/checks/errors/rust-const-checker.cc b/gcc/rust/checks/errors/rust-const-checker.cc
new file mode 100644
index 0000000..35c61fe
--- /dev/null
+++ b/gcc/rust/checks/errors/rust-const-checker.cc
@@ -0,0 +1,844 @@
+// Copyright (C) 2020-2022 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-const-checker.h"
+#include "rust-hir.h"
+#include "rust-hir-expr.h"
+#include "rust-hir-stmt.h"
+#include "rust-hir-item.h"
+
+namespace Rust {
+namespace HIR {
+
+ConstChecker::ConstChecker ()
+ : resolver (*Resolver::Resolver::get ()),
+ mappings (*Analysis::Mappings::get ())
+{}
+
+void
+ConstChecker::go (HIR::Crate &crate)
+{
+ for (auto &item : crate.items)
+ item->accept_vis (*this);
+}
+
+bool
+ConstChecker::is_const_extern_fn (HIR::ExternalFunctionItem &fn)
+{
+ // FIXME: Is it really how we want to handle `rustc_const_stable`
+ // and `rustc_const_unstable`?
+ // TODO: Add these attributes to the attribute check and handle
+ // `stable` and `unstable` as well
+ return std::any_of (
+ fn.get_outer_attrs ().begin (), fn.get_outer_attrs ().end (),
+ [] (const AST::Attribute &attr) {
+ // `starts_with` in C++11...
+ return attr.get_path ().as_string ().rfind ("rustc_const_", 0) == 0;
+ });
+}
+
+void
+ConstChecker::visit (Lifetime &lifetime)
+{}
+
+void
+ConstChecker::visit (LifetimeParam &lifetime_param)
+{}
+
+void
+ConstChecker::visit (PathInExpression &path)
+{}
+
+void
+ConstChecker::visit (TypePathSegment &segment)
+{}
+
+void
+ConstChecker::visit (TypePathSegmentGeneric &segment)
+{}
+
+void
+ConstChecker::visit (TypePathSegmentFunction &segment)
+{}
+
+void
+ConstChecker::visit (TypePath &path)
+{}
+
+void
+ConstChecker::visit (QualifiedPathInExpression &path)
+{}
+
+void
+ConstChecker::visit (QualifiedPathInType &path)
+{}
+
+void
+ConstChecker::visit (LiteralExpr &expr)
+{}
+
+void
+ConstChecker::visit (BorrowExpr &expr)
+{
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (DereferenceExpr &expr)
+{
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ErrorPropagationExpr &expr)
+{
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (NegationExpr &expr)
+{
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ArithmeticOrLogicalExpr &expr)
+{
+ expr.get_lhs ()->accept_vis (*this);
+ expr.get_rhs ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ComparisonExpr &expr)
+{
+ expr.get_lhs ()->accept_vis (*this);
+ expr.get_rhs ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (LazyBooleanExpr &expr)
+{
+ expr.get_lhs ()->accept_vis (*this);
+ expr.get_rhs ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TypeCastExpr &expr)
+{
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (AssignmentExpr &expr)
+{
+ expr.get_lhs ()->accept_vis (*this);
+ expr.get_rhs ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (CompoundAssignmentExpr &expr)
+{
+ expr.get_left_expr ()->accept_vis (*this);
+ expr.get_right_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (GroupedExpr &expr)
+{
+ expr.get_expr_in_parens ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ArrayElemsValues &elems)
+{
+ for (auto &elem : elems.get_values ())
+ elem->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ArrayElemsCopied &elems)
+{
+ elems.get_elem_to_copy ()->accept_vis (*this);
+
+ const_context.enter (elems.get_mappings ().get_hirid ());
+
+ elems.get_num_copies_expr ()->accept_vis (*this);
+
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (ArrayExpr &expr)
+{
+ expr.get_internal_elements ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ArrayIndexExpr &expr)
+{
+ expr.get_array_expr ()->accept_vis (*this);
+ expr.get_index_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TupleExpr &expr)
+{
+ for (auto &elem : expr.get_tuple_elems ())
+ elem->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TupleIndexExpr &expr)
+{
+ expr.get_tuple_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (StructExprStruct &expr)
+{}
+
+void
+ConstChecker::visit (StructExprFieldIdentifier &field)
+{}
+
+void
+ConstChecker::visit (StructExprFieldIdentifierValue &field)
+{
+ field.get_value ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (StructExprFieldIndexValue &field)
+{
+ field.get_value ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (StructExprStructFields &expr)
+{
+ for (auto &field : expr.get_fields ())
+ field->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (StructExprStructBase &expr)
+{}
+
+void
+ConstChecker::check_function_call (HirId fn_id, Location locus)
+{
+ if (!const_context.is_in_context ())
+ return;
+
+ auto maybe_fn = mappings.lookup_hir_item (fn_id);
+ if (maybe_fn && maybe_fn->get_item_kind () != Item::ItemKind::Function)
+ return;
+
+ // There are const extern functions (intrinsics)
+ // TODO: Should we check the ABI is only "rust intrinsics"? Is that handled
+ // elsewhere?
+ HirId parent_block;
+ auto maybe_extern_item
+ = mappings.lookup_hir_extern_item (fn_id, &parent_block);
+ if (maybe_extern_item
+ && maybe_extern_item->get_extern_kind ()
+ != ExternalItem::ExternKind::Function)
+ return;
+
+ auto is_error = false;
+ if (maybe_fn)
+ {
+ auto fn = static_cast<Function *> (maybe_fn);
+ if (!fn->get_qualifiers ().is_const ())
+ is_error = true;
+ }
+
+ if (maybe_extern_item)
+ {
+ {
+ auto fn = static_cast<ExternalFunctionItem *> (maybe_extern_item);
+ if (!is_const_extern_fn (*fn))
+ is_error = true;
+ }
+ }
+
+ if (is_error)
+ rust_error_at (locus, "only functions marked as %<const%> are allowed to "
+ "be called from constant contexts");
+}
+
+void
+ConstChecker::visit (CallExpr &expr)
+{
+ auto fn = expr.get_fnexpr ();
+ if (!fn)
+ return;
+
+ NodeId ast_node_id = fn->get_mappings ().get_nodeid ();
+ NodeId ref_node_id;
+ HirId definition_id;
+
+ // We don't care about types here
+ if (!resolver.lookup_resolved_name (ast_node_id, &ref_node_id))
+ return;
+
+ rust_assert (mappings.lookup_node_to_hir (ref_node_id, &definition_id));
+
+ check_function_call (definition_id, expr.get_locus ());
+
+ for (auto &arg : expr.get_arguments ())
+ arg->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (MethodCallExpr &expr)
+{
+ expr.get_receiver ()->accept_vis (*this);
+
+ for (auto &arg : expr.get_arguments ())
+ arg->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (FieldAccessExpr &expr)
+{
+ expr.get_receiver_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ClosureExprInner &expr)
+{}
+
+void
+ConstChecker::visit (BlockExpr &expr)
+{
+ for (auto &stmt : expr.get_statements ())
+ stmt->accept_vis (*this);
+
+ if (expr.has_expr ())
+ expr.get_final_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ClosureExprInnerTyped &expr)
+{}
+
+void
+ConstChecker::visit (ContinueExpr &expr)
+{}
+
+void
+ConstChecker::visit (BreakExpr &expr)
+{
+ if (expr.has_break_expr ())
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (RangeFromToExpr &expr)
+{
+ expr.get_from_expr ()->accept_vis (*this);
+ expr.get_to_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (RangeFromExpr &expr)
+{
+ expr.get_from_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (RangeToExpr &expr)
+{
+ expr.get_to_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (RangeFullExpr &expr)
+{}
+
+void
+ConstChecker::visit (RangeFromToInclExpr &expr)
+{
+ expr.get_from_expr ()->accept_vis (*this);
+ expr.get_to_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (RangeToInclExpr &expr)
+{
+ // FIXME: Visit to_expr
+}
+
+void
+ConstChecker::visit (ReturnExpr &expr)
+{
+ if (expr.has_return_expr ())
+ expr.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (UnsafeBlockExpr &expr)
+{
+ expr.get_block_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (LoopExpr &expr)
+{
+ expr.get_loop_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (WhileLoopExpr &expr)
+{
+ expr.get_predicate_expr ()->accept_vis (*this);
+ expr.get_loop_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (WhileLetLoopExpr &expr)
+{
+ expr.get_cond ()->accept_vis (*this);
+ expr.get_loop_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ForLoopExpr &expr)
+{
+ expr.get_iterator_expr ()->accept_vis (*this);
+ expr.get_loop_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfExpr &expr)
+{
+ expr.get_if_condition ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfExprConseqElse &expr)
+{
+ expr.get_if_condition ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+ expr.get_else_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfExprConseqIf &expr)
+{
+ expr.get_if_condition ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+ expr.get_conseq_if_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfExprConseqIfLet &expr)
+{
+ expr.get_if_condition ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+
+ // TODO: Visit conseq if let expression
+}
+
+void
+ConstChecker::visit (IfLetExpr &expr)
+{
+ expr.get_scrutinee_expr ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfLetExprConseqElse &expr)
+{
+ expr.get_scrutinee_expr ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+
+ // TODO: Visit else expression
+}
+
+void
+ConstChecker::visit (IfLetExprConseqIf &expr)
+{
+ expr.get_scrutinee_expr ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (IfLetExprConseqIfLet &expr)
+{
+ expr.get_scrutinee_expr ()->accept_vis (*this);
+ expr.get_if_block ()->accept_vis (*this);
+
+ // TODO: Visit conseq if let expression
+}
+
+void
+ConstChecker::visit (MatchExpr &expr)
+{
+ expr.get_scrutinee_expr ()->accept_vis (*this);
+
+ for (auto &match_arm : expr.get_match_cases ())
+ match_arm.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (AwaitExpr &expr)
+{
+ // TODO: Visit expression
+}
+
+void
+ConstChecker::visit (AsyncBlockExpr &expr)
+{
+ // TODO: Visit block expression
+}
+
+void
+ConstChecker::visit (TypeParam &param)
+{}
+
+void
+ConstChecker::visit (ConstGenericParam &param)
+{}
+
+void
+ConstChecker::visit (LifetimeWhereClauseItem &item)
+{}
+
+void
+ConstChecker::visit (TypeBoundWhereClauseItem &item)
+{}
+
+void
+ConstChecker::visit (Module &module)
+{
+ for (auto &item : module.get_items ())
+ item->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ExternCrate &crate)
+{}
+
+void
+ConstChecker::visit (UseTreeGlob &use_tree)
+{}
+
+void
+ConstChecker::visit (UseTreeList &use_tree)
+{}
+
+void
+ConstChecker::visit (UseTreeRebind &use_tree)
+{}
+
+void
+ConstChecker::visit (UseDeclaration &use_decl)
+{}
+
+void
+ConstChecker::visit (Function &function)
+{
+ auto const_fn = function.get_qualifiers ().is_const ();
+ if (const_fn)
+ const_context.enter (function.get_mappings ().get_hirid ());
+
+ for (auto &param : function.get_function_params ())
+ param.get_type ()->accept_vis (*this);
+
+ function.get_definition ()->accept_vis (*this);
+
+ if (const_fn)
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (TypeAlias &type_alias)
+{}
+
+void
+ConstChecker::visit (StructStruct &struct_item)
+{}
+
+void
+ConstChecker::visit (TupleStruct &tuple_struct)
+{}
+
+void
+ConstChecker::visit (EnumItem &item)
+{}
+
+void
+ConstChecker::visit (EnumItemTuple &item)
+{}
+
+void
+ConstChecker::visit (EnumItemStruct &item)
+{}
+
+void
+ConstChecker::visit (EnumItemDiscriminant &item)
+{
+ const_context.enter (item.get_mappings ().get_hirid ());
+
+ item.get_discriminant_expression ()->accept_vis (*this);
+
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (Enum &enum_item)
+{}
+
+void
+ConstChecker::visit (Union &union_item)
+{}
+
+void
+ConstChecker::visit (ConstantItem &const_item)
+{
+ const_context.enter (const_item.get_mappings ().get_hirid ());
+
+ const_item.get_expr ()->accept_vis (*this);
+
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (StaticItem &static_item)
+{
+ const_context.enter (static_item.get_mappings ().get_hirid ());
+
+ static_item.get_expr ()->accept_vis (*this);
+
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (TraitItemFunc &item)
+{
+ if (item.has_block_defined ())
+ item.get_block_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TraitItemConst &item)
+{
+ if (item.has_expr ())
+ item.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TraitItemType &item)
+{}
+
+void
+ConstChecker::visit (Trait &trait)
+{
+ for (auto &item : trait.get_trait_items ())
+ item->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ImplBlock &impl)
+{
+ for (auto &item : impl.get_impl_items ())
+ item->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ExternalStaticItem &item)
+{}
+
+void
+ConstChecker::visit (ExternalFunctionItem &item)
+{}
+
+void
+ConstChecker::visit (ExternBlock &block)
+{
+ // FIXME: Do we need to do this?
+ for (auto &item : block.get_extern_items ())
+ item->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (LiteralPattern &pattern)
+{}
+
+void
+ConstChecker::visit (IdentifierPattern &pattern)
+{}
+
+void
+ConstChecker::visit (WildcardPattern &pattern)
+{}
+
+void
+ConstChecker::visit (RangePatternBoundLiteral &bound)
+{}
+
+void
+ConstChecker::visit (RangePatternBoundPath &bound)
+{}
+
+void
+ConstChecker::visit (RangePatternBoundQualPath &bound)
+{}
+
+void
+ConstChecker::visit (RangePattern &pattern)
+{}
+
+void
+ConstChecker::visit (ReferencePattern &pattern)
+{}
+
+void
+ConstChecker::visit (StructPatternFieldTuplePat &field)
+{}
+
+void
+ConstChecker::visit (StructPatternFieldIdentPat &field)
+{}
+
+void
+ConstChecker::visit (StructPatternFieldIdent &field)
+{}
+
+void
+ConstChecker::visit (StructPattern &pattern)
+{}
+
+void
+ConstChecker::visit (TupleStructItemsNoRange &tuple_items)
+{}
+
+void
+ConstChecker::visit (TupleStructItemsRange &tuple_items)
+{}
+
+void
+ConstChecker::visit (TupleStructPattern &pattern)
+{}
+
+void
+ConstChecker::visit (TuplePatternItemsMultiple &tuple_items)
+{}
+
+void
+ConstChecker::visit (TuplePatternItemsRanged &tuple_items)
+{}
+
+void
+ConstChecker::visit (TuplePattern &pattern)
+{}
+
+void
+ConstChecker::visit (GroupedPattern &pattern)
+{}
+
+void
+ConstChecker::visit (SlicePattern &pattern)
+{}
+
+void
+ConstChecker::visit (EmptyStmt &stmt)
+{}
+
+void
+ConstChecker::visit (LetStmt &stmt)
+{
+ if (stmt.has_init_expr ())
+ stmt.get_init_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ExprStmtWithoutBlock &stmt)
+{
+ stmt.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (ExprStmtWithBlock &stmt)
+{
+ stmt.get_expr ()->accept_vis (*this);
+}
+
+void
+ConstChecker::visit (TraitBound &bound)
+{}
+
+void
+ConstChecker::visit (ImplTraitType &type)
+{}
+
+void
+ConstChecker::visit (TraitObjectType &type)
+{}
+
+void
+ConstChecker::visit (ParenthesisedType &type)
+{}
+
+void
+ConstChecker::visit (ImplTraitTypeOneBound &type)
+{}
+
+void
+ConstChecker::visit (TupleType &type)
+{}
+
+void
+ConstChecker::visit (NeverType &type)
+{}
+
+void
+ConstChecker::visit (RawPointerType &type)
+{}
+
+void
+ConstChecker::visit (ReferenceType &type)
+{}
+
+void
+ConstChecker::visit (ArrayType &type)
+{
+ const_context.enter (type.get_mappings ().get_hirid ());
+
+ type.get_size_expr ()->accept_vis (*this);
+
+ const_context.exit ();
+}
+
+void
+ConstChecker::visit (SliceType &type)
+{}
+
+void
+ConstChecker::visit (InferredType &type)
+{}
+
+void
+ConstChecker::visit (BareFunctionType &type)
+{}
+
+} // namespace HIR
+} // namespace Rust
diff --git a/gcc/rust/checks/errors/rust-const-checker.h b/gcc/rust/checks/errors/rust-const-checker.h
new file mode 100644
index 0000000..50838d1
--- /dev/null
+++ b/gcc/rust/checks/errors/rust-const-checker.h
@@ -0,0 +1,189 @@
+// Copyright (C) 2020-2022 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_CONST_CHECKER_H
+#define RUST_CONST_CHECKER_H
+
+#include "rust-hir-visitor.h"
+#include "rust-hir-type-check.h"
+#include "rust-stacked-contexts.h"
+#include "rust-name-resolver.h"
+
+namespace Rust {
+namespace HIR {
+class ConstChecker : public HIRFullVisitor
+{
+public:
+ ConstChecker ();
+
+ void go (HIR::Crate &crate);
+
+ /**
+ * Check if an item is a const extern item or not
+ * TODO: Move this to a const compilation context class or an attribute
+ * checking class
+ */
+ static bool is_const_extern_fn (HIR::ExternalFunctionItem &fn);
+
+private:
+ /**
+ * Check that only const functions are called in const contexts
+ */
+ void check_function_call (HirId fn_id, Location locus);
+
+ StackedContexts<HirId> const_context;
+ Resolver::Resolver &resolver;
+ Analysis::Mappings &mappings;
+
+ virtual void visit (Lifetime &lifetime) override;
+ virtual void visit (LifetimeParam &lifetime_param) override;
+ virtual void visit (PathInExpression &path) override;
+ virtual void visit (TypePathSegment &segment) override;
+ virtual void visit (TypePathSegmentGeneric &segment) override;
+ virtual void visit (TypePathSegmentFunction &segment) override;
+ virtual void visit (TypePath &path) override;
+ virtual void visit (QualifiedPathInExpression &path) override;
+ virtual void visit (QualifiedPathInType &path) override;
+ virtual void visit (LiteralExpr &expr) override;
+ virtual void visit (BorrowExpr &expr) override;
+ virtual void visit (DereferenceExpr &expr) override;
+ virtual void visit (ErrorPropagationExpr &expr) override;
+ virtual void visit (NegationExpr &expr) override;
+ virtual void visit (ArithmeticOrLogicalExpr &expr) override;
+ virtual void visit (ComparisonExpr &expr) override;
+ virtual void visit (LazyBooleanExpr &expr) override;
+ virtual void visit (TypeCastExpr &expr) override;
+ virtual void visit (AssignmentExpr &expr) override;
+ virtual void visit (CompoundAssignmentExpr &expr) override;
+ virtual void visit (GroupedExpr &expr) override;
+ virtual void visit (ArrayElemsValues &elems) override;
+ virtual void visit (ArrayElemsCopied &elems) override;
+ virtual void visit (ArrayExpr &expr) override;
+ virtual void visit (ArrayIndexExpr &expr) override;
+ virtual void visit (TupleExpr &expr) override;
+ virtual void visit (TupleIndexExpr &expr) override;
+ virtual void visit (StructExprStruct &expr) override;
+ virtual void visit (StructExprFieldIdentifier &field) override;
+ virtual void visit (StructExprFieldIdentifierValue &field) override;
+ virtual void visit (StructExprFieldIndexValue &field) override;
+ virtual void visit (StructExprStructFields &expr) override;
+ virtual void visit (StructExprStructBase &expr) override;
+ virtual void visit (CallExpr &expr) override;
+ virtual void visit (MethodCallExpr &expr) override;
+ virtual void visit (FieldAccessExpr &expr) override;
+ virtual void visit (ClosureExprInner &expr) override;
+ virtual void visit (BlockExpr &expr) override;
+ virtual void visit (ClosureExprInnerTyped &expr) override;
+ virtual void visit (ContinueExpr &expr) override;
+ virtual void visit (BreakExpr &expr) override;
+ virtual void visit (RangeFromToExpr &expr) override;
+ virtual void visit (RangeFromExpr &expr) override;
+ virtual void visit (RangeToExpr &expr) override;
+ virtual void visit (RangeFullExpr &expr) override;
+ virtual void visit (RangeFromToInclExpr &expr) override;
+ virtual void visit (RangeToInclExpr &expr) override;
+ virtual void visit (ReturnExpr &expr) override;
+ virtual void visit (UnsafeBlockExpr &expr) override;
+ virtual void visit (LoopExpr &expr) override;
+ virtual void visit (WhileLoopExpr &expr) override;
+ virtual void visit (WhileLetLoopExpr &expr) override;
+ virtual void visit (ForLoopExpr &expr) override;
+ virtual void visit (IfExpr &expr) override;
+ virtual void visit (IfExprConseqElse &expr) override;
+ virtual void visit (IfExprConseqIf &expr) override;
+ virtual void visit (IfExprConseqIfLet &expr) override;
+ virtual void visit (IfLetExpr &expr) override;
+ virtual void visit (IfLetExprConseqElse &expr) override;
+ virtual void visit (IfLetExprConseqIf &expr) override;
+ virtual void visit (IfLetExprConseqIfLet &expr) override;
+ virtual void visit (MatchExpr &expr) override;
+ virtual void visit (AwaitExpr &expr) override;
+ virtual void visit (AsyncBlockExpr &expr) override;
+ virtual void visit (TypeParam &param) override;
+ virtual void visit (ConstGenericParam &param) override;
+ virtual void visit (LifetimeWhereClauseItem &item) override;
+ virtual void visit (TypeBoundWhereClauseItem &item) override;
+ virtual void visit (Module &module) override;
+ virtual void visit (ExternCrate &crate) override;
+ virtual void visit (UseTreeGlob &use_tree) override;
+ virtual void visit (UseTreeList &use_tree) override;
+ virtual void visit (UseTreeRebind &use_tree) override;
+ virtual void visit (UseDeclaration &use_decl) override;
+ virtual void visit (Function &function) override;
+ virtual void visit (TypeAlias &type_alias) override;
+ virtual void visit (StructStruct &struct_item) override;
+ virtual void visit (TupleStruct &tuple_struct) override;
+ virtual void visit (EnumItem &item) override;
+ virtual void visit (EnumItemTuple &item) override;
+ virtual void visit (EnumItemStruct &item) override;
+ virtual void visit (EnumItemDiscriminant &item) override;
+ virtual void visit (Enum &enum_item) override;
+ virtual void visit (Union &union_item) override;
+ virtual void visit (ConstantItem &const_item) override;
+ virtual void visit (StaticItem &static_item) override;
+ virtual void visit (TraitItemFunc &item) override;
+ virtual void visit (TraitItemConst &item) override;
+ virtual void visit (TraitItemType &item) override;
+ virtual void visit (Trait &trait) override;
+ virtual void visit (ImplBlock &impl) override;
+ virtual void visit (ExternalStaticItem &item) override;
+ virtual void visit (ExternalFunctionItem &item) override;
+ virtual void visit (ExternBlock &block) override;
+ virtual void visit (LiteralPattern &pattern) override;
+ virtual void visit (IdentifierPattern &pattern) override;
+ virtual void visit (WildcardPattern &pattern) override;
+ virtual void visit (RangePatternBoundLiteral &bound) override;
+ virtual void visit (RangePatternBoundPath &bound) override;
+ virtual void visit (RangePatternBoundQualPath &bound) override;
+ virtual void visit (RangePattern &pattern) override;
+ virtual void visit (ReferencePattern &pattern) override;
+ virtual void visit (StructPatternFieldTuplePat &field) override;
+ virtual void visit (StructPatternFieldIdentPat &field) override;
+ virtual void visit (StructPatternFieldIdent &field) override;
+ virtual void visit (StructPattern &pattern) override;
+ virtual void visit (TupleStructItemsNoRange &tuple_items) override;
+ virtual void visit (TupleStructItemsRange &tuple_items) override;
+ virtual void visit (TupleStructPattern &pattern) override;
+ virtual void visit (TuplePatternItemsMultiple &tuple_items) override;
+ virtual void visit (TuplePatternItemsRanged &tuple_items) override;
+ virtual void visit (TuplePattern &pattern) override;
+ virtual void visit (GroupedPattern &pattern) override;
+ virtual void visit (SlicePattern &pattern) override;
+ virtual void visit (EmptyStmt &stmt) override;
+ virtual void visit (LetStmt &stmt) override;
+ virtual void visit (ExprStmtWithoutBlock &stmt) override;
+ virtual void visit (ExprStmtWithBlock &stmt) override;
+ virtual void visit (TraitBound &bound) override;
+ virtual void visit (ImplTraitType &type) override;
+ virtual void visit (TraitObjectType &type) override;
+ virtual void visit (ParenthesisedType &type) override;
+ virtual void visit (ImplTraitTypeOneBound &type) override;
+ virtual void visit (TupleType &type) override;
+ virtual void visit (NeverType &type) override;
+ virtual void visit (RawPointerType &type) override;
+ virtual void visit (ReferenceType &type) override;
+ virtual void visit (ArrayType &type) override;
+ virtual void visit (SliceType &type) override;
+ virtual void visit (InferredType &type) override;
+ virtual void visit (BareFunctionType &type) override;
+};
+
+} // namespace HIR
+} // namespace Rust
+
+#endif /* !RUST_CONST_CHECKER_H */
generated by cgit v1.1 at 2025-05-28 06:28:17 +0000