Re: can someone explain "inline" once and for all?

From: Andreas Schwab
Date: Fri Jan 19 2007 - 08:39:22 EST


"Robert P. J. Day" <rpjday@xxxxxxxxxxxxxx> writes:

> first, there appear to be three possible ways of specifying an
> inline routine in the kernel source:
>
> $ grep -r "static inline " .
> $ grep -r "static __inline__ " .
> $ grep -r "static __inline " .
>
> i vaguely recall that this has something to do with a distinction
> between C99 inline and gcc inline

No, it doesn't (there is no C99 compatible inline in gcc before 4.3). It
has to do with the fact that inline is not a keyword in C89, so you need
to use a different spelling when you want to stay compatible with strict
C89.

Andreas.

--
Andreas Schwab, SuSE Labs, schwab@xxxxxxx
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