how to check or condition in ifdef?

vikas_lakhanpal27 · Apr 28, 2008

or condition in ifdef

Can anyone tell me how to check or condition in Ifdef statement?
I am trying
`ifdef (a || b)
but it is not working?

M!k · Apr 28, 2008

`ifdef

write:
#if defined (a) || defined (b)
Don't trust compiler manuals which say that your version is also OK :-(

bobjee · Mar 30, 2011

Re: `ifdef

Can you please elobrate on that

should i write like
`ifdef (a) || `ifdef (b)

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