On 16 September 2014 10:46, Richard Henderson <r...@twiddle.net> wrote:
> The combination of always_inline + artificial allows tiny inline
> functions to be written that do not interfere with debugging.
> In particular, gdb will not step into an artificial function.
>
> The always_inline attribute was introduced in gcc 4.2,
> and the artificial attribute was introduced in gcc 4.3.
>
> Signed-off-by: Richard Henderson <r...@twiddle.net>

clang can't handle the "artificial" attribute but it reports
itself as gcc 4.2 so that's OK.

Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>

-- PMM

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