Error “procedural assignment to a non-register result is not permitted”

Question

I\'m getting the error

[Synth 8-2576] procedural assignment to a non-register result is not permitted [\"lpm_mult.v\":29]

Wha

Answer 1

By default all input and output signals are 'wires'. Wires cannot be assigned in the procedural blocks.

output reg [63:0] result;

This should fix the error.