diff lwcc/cpp.h @ 561:a6a9d46f071f

Make ifdef and ifndef complain if they aren't given a symbol If makes no sense to test "nothing" for definedness. If no symbol is provided to ifdef or ifndef, complain about a bad operand.
author William Astle <lost@l-w.ca>
date Thu, 30 Nov 2023 16:54:12 -0700
parents 670ea8f90212
children
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