anchor.diff:        this.hotReload,
         this.hotReloadRollback,
         this.isChecked,
  -      this.isStrong,
  +      bool isStrong,
         this.isHostChecked,
         this.isCsp,
         this.isMinified,
  
positive.code:       print("-rflutter is applicable only for --arch=x64");
      }
  
      if (compiler == Compiler.dartdevc && !isStrong) {
        isValid = false;
        print("--compiler dartdevc requires --strong");
      }
  
      return isValid;
    }
  
  
negative.code:       this.fastTestsOnly,
        this.printPassingStdout})
        : _packages = packages,
          _timeout = timeout,
          isStrong = isStrong ||
              // DDC always runs in strong mode.
              compiler == Compiler.dartdevc ||
              compiler == Compiler.dartdevk;
  
    final Architecture architecture;
    final Compiler compiler;
  