 0 400   0   # Issue 124, disambiguating %= which may be a quote or modulo assignment
 0 400   0   # %-quoting with '=' as the quote
 0 400   0   s = %=3=
 0 400   0   puts s
 0 400   0   x = 7
 0 400   0   # Modulo assignment, equivalent to x = x % 2
 0 400   0   x %=2
 0 400   0   puts x
 0 400   0   