Describe the bug

This is because when strict_integral_precision = true integral fields become decimal.

Nothing prevents from using decimals for record length, especially when scale=0.

Originally described here: #750

Code snippet that caused the issue

--

Expected behavior

Record length fields should work with decimal fields.

Context

• Cobrix version: 2.8.3

Copybook

         01  RECORD.
           05  REC-LEN    PIC S9(4).