Member predicate Ssa::PhiNode::getAnInput
Gets an input of this phi node.
Example:
def m b
i = 0 # defines i_0
puts i
puts i + 1
if b
i = 1 # defines i_1
puts i
puts i + 1
else
i = 2 # defines i_2
puts i
puts i + 1
end
# defines i_3 = phi(i_1, i_2); inputs are i_1 and i_2
puts i
end