Re: [PATCH/RFC] m68k: Add -ffreestanding to KBUILD_CFLAGS

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



> My understanding is, that with -fnobuiltin, the compiler is not allowed
> to make assumptions about functions if it does not see their definition,
> even if they resemble standard functions. E.g. on x86_64, strlen() is
> out-of-line, so gcc would have to assume, that strcmp() has side
> effects. How about just naming the m68k inline function 'strlen'?

You should always supply an out of line fallback version with 
the standard name. The easiest way is to define the right
define so that lib/string.c does it.

-Andi
--
To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux&nblp;USB Development]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite Secrets]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux