Proposed fix for gcc and clang

src/fsfw/container/FixedArrayList.h

@@ -2,6 +2,7 @@
 #define FIXEDARRAYLIST_H_
 
 #include <cmath>
+#include <limits>
 
 #include "ArrayList.h"
 /**
@@ -9,8 +10,8 @@
  */
 template <typename T, size_t MAX_SIZE, typename count_t = uint8_t>
 class FixedArrayList : public ArrayList<T, count_t> {
-#if !defined(_MSC_VER) && !defined(__clang__)
-  static_assert(MAX_SIZE <= (std::pow(2, sizeof(count_t) * 8) - 1),
+#if !defined(_MSC_VER)
+  static_assert(MAX_SIZE <= std::numeric_limits<count_t>::max(),
                 "count_t is not large enough to hold MAX_SIZE");
 #endif
  private: