Fixes #27752

pkg/dev_compiler/lib/src/compiler/command.dart

Index: pkg/dev_compiler/lib/src/compiler/command.dart
diff --git a/pkg/dev_compiler/lib/src/compiler/command.dart b/pkg/dev_compiler/lib/src/compiler/command.dart
index d97ae111330bab1d35d7068c763e86604580a137..87b2a57e70a76cd8a409c715ca393a0e97aa5666 100644
--- a/pkg/dev_compiler/lib/src/compiler/command.dart
+++ b/pkg/dev_compiler/lib/src/compiler/command.dart
@@ -91,13 +91,13 @@ bool _changed(List<int> list1, List<int> list2) {
 }
 
 void _compile(ArgResults argResults, void printFn(Object obj)) {
-  var compiler =
-      new ModuleCompiler(new AnalyzerOptions.fromArguments(argResults));
-  var compilerOpts = new CompilerOptions.fromArguments(argResults);
   if (argResults['help']) {
     printFn(_usageMessage);
     return;
   }
+  var compiler =
+      new ModuleCompiler(new AnalyzerOptions.fromArguments(argResults));
+  var compilerOpts = new CompilerOptions.fromArguments(argResults);
   var outPaths = argResults['out'] as List<String>;
   var moduleFormats = parseModuleFormatOption(argResults);
   bool singleOutFile = argResults['single-out-file'];