Document that both sides of -a or -o are always evaluated.  This "feature" doesn't seem to be in the standards or elsewhere, and it is against what we are used to in C and sh(1), so put the paragraph under BUGS.
Document that both sides of -a or -o are always evaluated.  This
"feature" doesn't seem to be in the standards or elsewhere, and
it is against what we are used to in C and sh(1), so put the
paragraph under BUGS.

Pointed out by:	dougb
MFC after:	3 days

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase