or - logical or operator.
bool1 bool2 or -> bool
int1 int2 or -> int
true false or -> true
true true or -> true
false false or -> false
2 8 or -> 10
1 0 or -> 1
For booleans, or returns true, if either,
the arguments are true and false
otherwise.
For integers, or performs a bitwise or between the
two arguments.
/builddir/build/BUILD/nest-simulator-3.3/nest-simulator-3.3/sli/slimath.cc