isn: Fix debug code

Peter Eisentraut <peter_e@gmx.net>

Commit: 9b6cb4650bc6a56114000678c1944afdb95f8333

Author: Peter Eisentraut <peter_e@gmx.net>

Date: 2017-09-15T02:23:00Z

isn: Fix debug code

The ISN_DEBUG code did not compile.  Fix that code, don't hide it behind
an #ifdef, make it run when building with asserts, and make it error out
instead of just logging if it fails.

Reviewed-by: David Steele <david@pgmasters.net>

Files

Path	Change	+/−
contrib/isn/isn.c	modified	+23 −18