Messages in this thread | | | Date | Mon, 29 Nov 2004 11:50:04 -0700 | From | Tom Rini <> | Subject | Re: [PATCH] Allow compiling i386 with an x86-64 compiler |
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On Wed, Nov 24, 2004 at 08:22:05AM -0800, H. Peter Anvin wrote:
> This patch adds -m32 if gcc supports it, thus making it easier to > compile the i386 architecture with an x86-64 compiler. > > Note that it adds the option to CC, since it also affects assembly code > and linking. The extra level of indirection is because $(call > cc-option) itself uses $(CC), so just doing CC += ... would cause $(CC) > to be recursively defined.
Just so 'bi-arch' arches look the same, I'd like to suggest (and stolen from ppc32) something like: HAS_BIARCH := $(call cc-option-yn, -m32) ifeq ($(HAS_BIARCH),y) CC := $(CC) -m32 endif
Up near the top...
-- Tom Rini http://gate.crashing.org/~trini/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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