--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lldb/source/Core/SourceLocationSpec.cpp	Tue Jun 08 06:07:14 2021 +0900
@@ -0,0 +1,81 @@
+//===-- SourceLocationSpec.cpp --------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Core/SourceLocationSpec.h"
+#include "lldb/Utility/StreamString.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+SourceLocationSpec::SourceLocationSpec(FileSpec file_spec, uint32_t line,
+                                       llvm::Optional<uint16_t> column,
+                                       bool check_inlines, bool exact_match)
+    : m_declaration(file_spec, line,
+                    column.getValueOr(LLDB_INVALID_COLUMN_NUMBER)),
+      m_check_inlines(check_inlines), m_exact_match(exact_match) {}
+
+SourceLocationSpec::operator bool() const { return m_declaration.IsValid(); }
+
+bool SourceLocationSpec::operator!() const { return !operator bool(); }
+
+bool SourceLocationSpec::operator==(const SourceLocationSpec &rhs) const {
+  return m_declaration == rhs.m_declaration &&
+         m_check_inlines == rhs.GetCheckInlines() &&
+         m_exact_match == rhs.GetExactMatch();
+}
+
+bool SourceLocationSpec::operator!=(const SourceLocationSpec &rhs) const {
+  return !(*this == rhs);
+}
+
+bool SourceLocationSpec::operator<(const SourceLocationSpec &rhs) const {
+  return SourceLocationSpec::Compare(*this, rhs) < 0;
+}
+
+Stream &lldb_private::operator<<(Stream &s, const SourceLocationSpec &loc) {
+  loc.Dump(s);
+  return s;
+}
+
+int SourceLocationSpec::Compare(const SourceLocationSpec &lhs,
+                                const SourceLocationSpec &rhs) {
+  return Declaration::Compare(lhs.m_declaration, rhs.m_declaration);
+}
+
+bool SourceLocationSpec::Equal(const SourceLocationSpec &lhs,
+                               const SourceLocationSpec &rhs, bool full) {
+  return full ? lhs == rhs
+              : (lhs.GetFileSpec() == rhs.GetFileSpec() &&
+                 lhs.GetLine() == rhs.GetLine());
+}
+
+void SourceLocationSpec::Dump(Stream &s) const {
+  s << "check inlines = " << llvm::toStringRef(m_check_inlines);
+  s << ", exact match = " << llvm::toStringRef(m_exact_match);
+  m_declaration.Dump(&s, true);
+}
+
+std::string SourceLocationSpec::GetString() const {
+  StreamString ss;
+  Dump(ss);
+  return ss.GetString().str();
+}
+
+llvm::Optional<uint32_t> SourceLocationSpec::GetLine() const {
+  uint32_t line = m_declaration.GetLine();
+  if (line == 0 || line == LLDB_INVALID_LINE_NUMBER)
+    return llvm::None;
+  return line;
+}
+
+llvm::Optional<uint16_t> SourceLocationSpec::GetColumn() const {
+  uint16_t column = m_declaration.GetColumn();
+  if (column == LLDB_INVALID_COLUMN_NUMBER)
+    return llvm::None;
+  return column;
+}