iverilog/ivtest/ivltests/sv_immediate_assume.v

28 lines
918 B
Verilog

module test();
integer i = 1;
initial begin
assume(i == 1);
assume(i == 0);
assume(i == 1) else $display("Check 3 : this shouldn't be displayed");
assume(i == 0) else $display("Check 4 : this should be displayed");
assume(i == 1) $display("Check 5 : this should be displayed");
assume(i == 0) $display("Check 6 : this shouldn't be displayed");
assume(i == 1) $display("Check 7 : this should be displayed");
else $display("Check 7 : this shouldn't be displayed");
assume(i == 0) $display("Check 8 : this shouldn't be displayed");
else $display("Check 8 : this should be displayed");
a_i_is_non_0 : assume(i == 0)
$display("Check 9 : this shouldn't be displayed");
else $error("Check 9 : this should be displayed");
a_i_is_1 : assume(i == 1)
$display("Check 10 : this should be displayed");
else $error("Check 10 : this shouldn't be displayed i: %0d", i);
end
endmodule