Merge pull request ceph#62670 from adamemerson/wip-not-before-queue-signed-comparison

common/not_before_queue: Fix signed comparison warning

Reviewed-by: Ronen Friedman <[email protected]>

Author: yuriw

src/common/not_before_queue.h

@@ -131,12 +131,20 @@ class not_before_queue_t {
 
     template <typename U>
     bool operator()(const U &lhs, const container_t &rhs) const {
-      return lhs < project_removal_class(rhs.v);
+      if constexpr (std::is_integral_v<U>) {
+	return std::cmp_less(lhs, project_removal_class(rhs.v));
+      } else {
+	return lhs < project_removal_class(rhs.v);
+      }
     }
 
     template <typename U>
     bool operator()(const container_t &lhs, const U &rhs) const {
-      return project_removal_class(lhs.v) < rhs;
+      if constexpr (std::is_integral_v<U>) {
+	return std::cmp_less(project_removal_class(lhs.v), rhs);
+      } else {
+	return project_removal_class(lhs.v) < rhs;
+      }
     }
   };
   struct removal_registry_disposer_t {