8293849: PrintIdealPhase in compiler directives file is ignored when used with other compile commands

Reviewed-by: rcastanedalo, kvn

src/hotspot/share/compiler/compilerDirectives.cpp

@@ -583,6 +583,7 @@ DirectiveSet* DirectiveSet::clone(DirectiveSet const* src) {
     compilerdirectives_c1_flags(copy_members_definition)
 
   set->_intrinsic_control_words = src->_intrinsic_control_words;
+  set->_ideal_phase_name_mask = src->_ideal_phase_name_mask;
   return set;
 }