Files
carbon-lang/toolchain/check/dump.cpp
T
Dana Jansens f51c075f8b Avoid symbolic witnesses for .Self in an impl decl (#7564)
Point symbolic witnesses into `.Self` written inside an impl decl at the
impl that is being declared. This is tricky because the impl does not
yet exist. So we use a new instruction `ImplSelfWitness` which _will_ be
replaced by the `ImplWitness` once it becomes available. The
`ImplSelfWitness` acts like a symbolic witness, except it does not
perform lookup, since we know which impl we will get a witness from.

This prevents us from finding other impls when performing lookups into
`.Self` in an impl decl, which produces incorrect/incoherent results.
2026-07-29 16:25:23 +00:00

189 lines
6.1 KiB
C++

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// This library contains functions to assist dumping objects to stderr during
// interactive debugging. Functions named `Dump` are intended for direct use by
// developers, and should use overload resolution to determine which will be
// invoked. The debugger should do namespace resolution automatically. For
// example:
//
// - lldb: `expr Dump(context, id)`
// - gdb: `call Dump(context, id)`
#ifndef NDEBUG
#include "toolchain/lex/dump.h"
#include <string>
#include "common/check.h"
#include "common/raw_string_ostream.h"
#include "toolchain/check/context.h"
#include "toolchain/lex/tokenized_buffer.h"
#include "toolchain/parse/dump.h"
#include "toolchain/parse/tree.h"
#include "toolchain/sem_ir/dump.h"
#include "toolchain/sem_ir/file.h"
#include "toolchain/sem_ir/ids.h"
namespace Carbon::Check {
LLVM_DUMP_METHOD static auto Dump(const Context& context) -> std::string {
return SemIR::Dump(context.sem_ir());
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, Lex::TokenIndex token)
-> std::string {
return Parse::Dump(context.parse_tree(), token);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, Parse::NodeId node_id)
-> std::string {
return Parse::Dump(context.parse_tree(), node_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::RawBundleId bundle_id) -> std::string {
return SemIR::Dump(context.sem_ir(), bundle_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::ClassId class_id) -> std::string {
return SemIR::Dump(context.sem_ir(), class_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::ConstantId const_id) -> std::string {
return SemIR::Dump(context.sem_ir(), const_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::EntityNameId entity_name_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), entity_name_id);
}
LLVM_DUMP_METHOD static auto Dump(
const Context& context, SemIR::DeclaredFacetTypeId declared_facet_type_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), declared_facet_type_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::FunctionId function_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), function_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::GenericId generic_id) -> std::string {
return SemIR::Dump(context.sem_ir(), generic_id);
}
LLVM_DUMP_METHOD static auto Dump(
const Context& context,
SemIR::IdentifiedFacetTypeId identified_facet_type_id) -> std::string {
return SemIR::Dump(context.sem_ir(), identified_facet_type_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, SemIR::ImplId impl_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), impl_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::ImportIRInstId import_ir_inst_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), import_ir_inst_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
const SemIR::Inst& inst) -> std::string {
return SemIR::Dump(context.sem_ir(), inst);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::InstBlockId inst_block_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), inst_block_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, SemIR::InstId inst_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), inst_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::InterfaceId interface_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), interface_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, SemIR::LocId loc_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), loc_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, SemIR::NameId name_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), name_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
const SemIR::NameScope& name_scope)
-> std::string {
return SemIR::Dump(context.sem_ir(), name_scope);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::NameScopeId name_scope_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), name_scope_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::NamedConstraintId named_constraint_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), named_constraint_id);
}
LLVM_DUMP_METHOD static auto Dump(
const Context& context, SemIR::RequireImplsBlockId require_impls_block_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), require_impls_block_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::RequireImplsId require_impls_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), require_impls_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context,
SemIR::SpecificId specific_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), specific_id);
}
LLVM_DUMP_METHOD static auto Dump(
const Context& context, SemIR::SpecificInterfaceId specific_interface_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), specific_interface_id);
}
LLVM_DUMP_METHOD static auto Dump(
const Context& context, SemIR::StructTypeFieldsId struct_type_fields_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), struct_type_fields_id);
}
LLVM_DUMP_METHOD static auto Dump(const Context& context, SemIR::TypeId type_id)
-> std::string {
return SemIR::Dump(context.sem_ir(), type_id);
}
} // namespace Carbon::Check
#endif // NDEBUG