diff --git a/datatypes/mcs_decimal.h b/datatypes/mcs_decimal.h
index 66f33c6b5..b762e80f1 100644
--- a/datatypes/mcs_decimal.h
+++ b/datatypes/mcs_decimal.h
@@ -100,16 +100,16 @@ struct LitEval<'0', Cs...>
 };
 
 template <char... Cs>
-constexpr uint128_t operator"" _xxl()
+constexpr uint128_t operator""_xxl()
 {
   return LitEval<Cs...>::eval();
 }
 }  // namespace detail_xxl
 
 template <char... Cs>
-constexpr uint128_t operator"" _xxl()
+constexpr uint128_t operator""_xxl()
 {
-  return ::detail_xxl::operator"" _xxl<Cs...>();
+  return ::detail_xxl::operator""_xxl < Cs... > ();
 }
 
 namespace datatypes
diff --git a/utils/common/cgroupconfigurator.h b/utils/common/cgroupconfigurator.h
index 1940320be..0013e3e80 100644
--- a/utils/common/cgroupconfigurator.h
+++ b/utils/common/cgroupconfigurator.h
@@ -62,8 +62,7 @@ class CGroupConfigurator
   bool cGroupDefined;
   config::Config* config;
   uint64_t totalMemory = 0;
-  uint64_t totalSwap = 0;
-  const  uint64_t GIB = 1024ULL * 1024ULL * 1024ULL;
+  const uint64_t GIB = 1024ULL * 1024ULL * 1024ULL;
   bool printedWarning = false;
   enum CGroupVersions cGroupVersion_;
   unsigned int logCounter = 0;