yosys/tests/various/global_scope.ys

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read_verilog -sv <<EOT
parameter A = 10;
parameter B = A;
typedef enum {
CONST_A = A,
CONST_B = A+1
} enum_t;
module top(output [3:0] q, output [3:0] r);
assign q = 10;
assign r = CONST_B;
endmodule
EOT
hierarchy -top top
sat -verify -prove q 10 top
sat -verify -prove r 11 top