only strip comments when a semicolon appears on the line

textpre.py

@@ -271,9 +271,11 @@ for l in sys.stdin:
         sys.stdout.write(l)
         continue
 
-    # strip comments
     asm = ""
+
+    # strip comments
     comment = None
+    if ";" in l:
         in_quotes  = False
         in_comment = False
         for letter in l:
@@ -293,6 +295,8 @@ for l in sys.stdin:
                     comment = ";"
                 else:
                     asm += letter
+    else:
+        asm = l
 
     # skip asm with no quotes
     if "\"" not in asm: