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Date: Sat, 29 Sep 2012 09:24:59 +0100 From: Bernhard Walle <bernhard@...lle.de> To: Ingo Molnar <mingo@...nel.org> Cc: Jean Delvare <jdelvare@...e.de>, linux-kernel@...r.kernel.org, x86@...nel.org, Michal Marek <mmarek@...e.cz>, Ralf Baechle <ralf@...ux-mips.org> Subject: Re: [PATCH] kbuild: Fix gcc -x syntax Hi, * Ingo Molnar <mingo@...nel.org> [2012-09-29 08:37]: > * Jean Delvare <jdelvare@...e.de> wrote: > > > The correct syntax for gcc -x is "gcc -x assembler", not "gcc > > -xassembler". Even though the latter happens to work, the > > former is what is documented in the manual page and thus what > > gcc wrappers such as icecream do expect. > > > > This isn't a cosmetic change. The missing space prevents > > icecream from recognizing compilation tasks it can't handle, > > leading to silent kernel miscompilations. > > Although we can apply this patch, it won't solve the problem of > building older kernels (and bisecting, etc.). > > Wouldn't it be prudent to increase the compatibility of > icecream, so that it accepts what GCC accepts in practice, > such as -xassembler? Wouldn't it make sense to do both? Using the documented syntax in the build system *and* increase compatibility in 3rd party tools? Regards, Bernhard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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