On Thu, 2015-01-29 at 11:27 +0100, Olaf Hering wrote:
> On Thu, Jan 29, Olaf Hering wrote:
>
> > Looks like old gcc can not handle two typedefs?
>
> Yes, this fails already:
>
> typedef unsigned char BYTE;
> typedef unsigned char BYTE;
> void f(int *v) { *v *= *v; }
>
> t.c:2:23: error: redefinition of typedef 'BYTE'
> t.c:1:23: note: previous declaration of 'BYTE' was here
This compiles for me on Debian with gcc 4.7.2-5.
I'm honestly not sure what the C standard says about duplicate but
identical typedefs -- Ian?
Ian.
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