SELECT 1 Touches 5,583 Lines of Postgres Source Code

I ran SELECT 1 in Postgres under gdb and traced the execution path through the source code. &#xA; But before that, a few words on why I wanted to know. &#xA; Background &#xA; A while back, I had run into an obscure bug in Postgres that I am sure has affected no one and will affect no one, due to the absurdity of its necessary conditions.&#xA;I had tried to fix it and failed at the time. Recently I…