1 files changed, 28 insertions, 0 deletions
diff --git a/abseil-cpp/absl/base/log_severity.cc b/abseil-cpp/absl/base/log_severity.cc
index 72312af..60a8fc1 100644
--- a/abseil-cpp/absl/base/log_severity.cc
+++ b/abseil-cpp/absl/base/log_severity.cc
@@ -16,6 +16,8 @@
 
 #include <ostream>
 
+#include "absl/base/attributes.h"
+
 namespace absl {
 ABSL_NAMESPACE_BEGIN
 
@@ -23,5 +25,31 @@ std::ostream& operator<<(std::ostream& os, absl::LogSeverity s) {
   if (s == absl::NormalizeLogSeverity(s)) return os << absl::LogSeverityName(s);
   return os << "absl::LogSeverity(" << static_cast<int>(s) << ")";
 }
+
+std::ostream& operator<<(std::ostream& os, absl::LogSeverityAtLeast s) {
+  switch (s) {
+    case absl::LogSeverityAtLeast::kInfo:
+    case absl::LogSeverityAtLeast::kWarning:
+    case absl::LogSeverityAtLeast::kError:
+    case absl::LogSeverityAtLeast::kFatal:
+      return os << ">=" << static_cast<absl::LogSeverity>(s);
+    case absl::LogSeverityAtLeast::kInfinity:
+      return os << "INFINITY";
+  }
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, absl::LogSeverityAtMost s) {
+  switch (s) {
+    case absl::LogSeverityAtMost::kInfo:
+    case absl::LogSeverityAtMost::kWarning:
+    case absl::LogSeverityAtMost::kError:
+    case absl::LogSeverityAtMost::kFatal:
+      return os << "<=" << static_cast<absl::LogSeverity>(s);
+    case absl::LogSeverityAtMost::kNegativeInfinity:
+      return os << "NEGATIVE_INFINITY";
+  }
+  return os;
+}
 ABSL_NAMESPACE_END
 }  // namespace absl