Make filtering work.

diff --git a/mad b/mad
index 33f2bcbcb2dfb857602b302bcc460bde7b40e8c0..42f01924a28f478bb274e5591bb8dd6e4adc1063 100755 (executable)
--- a/mad
+++ b/mad
@@ -546,7 +546,7 @@ if __name__ == '__main__':
     # Perform global analysis
     analyze(deck)
     # Generate code
-    if arguments == ('-',):
+    if arguments == ['-']:
         generate(sys.stdout)
     elif len(arguments) == 1:
         out = open(arguments[0][:-4] + ".c", "w")