Intel® Quartus® Prime Pro Edition Settings File Reference Manual

ID 683296
Date 10/02/2023
Public

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Document Table of Contents

PRESERVE_FANOUT_FREE_NODE

Prevents a register that has no fan-out from being removed during synthesis.

Type

Boolean

Device Support

  • This setting can be used in projects targeting any Intel FPGA device family.

Syntax

set_instance_assignment -name PRESERVE_FANOUT_FREE_NODE -to <to> -entity <entity name> <value>

Example

set_instance_assignment -name preserve_fanout_free_node on -to reg