Feature request - a macro defined for GCC

[Vincent Lefevre]

On 2008-07-02 00:12:33 +0000, Joseph S. Myers wrote:
> This internal binary no longer exists. Instead, there is a "cpp"
> binary installed in the user binary directory, which calls the "cc1"
> binary to do the same preprocessing as it does when compiling; that
> is, it has the same effect as "gcc -E".

Not exactly:

vin% cpp -dM /dev/null | wc -l
128
vin% gcc -E -dM /dev/null | wc -l
gcc.real: /dev/null: linker input file unused because linking not done
0

Is it a bug of "gcc -E"?

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Vincent Lefèvre <vincent@vinc17.org> - Web: <http://www.vinc17.org/>
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