SWDEV-463865 - namespace changes to prevent symbol conflicts in static builds

Change-Id: I09ceb5962b7aa19156909f47167c87d6887c9cd1

rocclr/utils/flags.cpp

@@ -204,6 +204,9 @@ Flag Flag::flags_[] = {
 
 }  // namespace amd
 
+#ifndef _WIN32
+namespace {
+#endif
 #define DEFINE_RELEASE_FLAG_VALUE(type, name, value, help) type name = value;
 #define DEFINE_DEBUG_FLAG_VALUE(type, name, value, help) DEBUG_ONLY(type name = value);
 
@@ -211,3 +214,6 @@ RUNTIME_FLAGS(DEFINE_DEBUG_FLAG_VALUE, DEFINE_RELEASE_FLAG_VALUE, DEFINE_DEBUG_F
 
 #undef DEFINE_DEBUG_FLAG_VALUE
 #undef DEFINE_RELEASE_FLAG_VALUE
+#ifndef _WIN32
+}
+#endif