verilator/test_regress/t/t_mod_dup_bad.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2008 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0

module a();
endmodule

module test();
   a a();
endmodule

module a();
endmodule

module b();
endmodule