Re: [PATCH 4/4] trace: profile all if conditionals

From: Andrew Morton
Date: Fri Nov 21 2008 - 18:21:43 EST


On Fri, 21 Nov 2008 02:12:17 -0500
Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> --- a/include/linux/compiler.h
> +++ b/include/linux/compiler.h
>
> ...
>
> +#define if(cond) if (__builtin_constant_p((cond)) ? !!(cond) : \

wheee...

Now how are you going to profile ?:, while, for(;expr;), etc? ;)
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