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// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2012 by Wilson Snyder.
module temp;
`define FOO(a)
`define BAR
`define BAZ
.....
`undef BAR
`define BAR
`define BAZ // AGAIN
/*AUTOUNDEF*/
// Beginning of automatic undefs
`undef BAR
`undef BAZ
`undef FOO
// End of automatics
// Make sure this list is empty
/*AUTOUNDEF*/
//======================================================================
`define M_A
`define X_B
/*AUTOUNDEF("^M_")*/
// Beginning of automatic undefs
`undef M_A
// End of automatics
endmodule
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