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SubjectRe: [PATCH] kbuild: Disallow GCC 4.1.0 / 4.1.1

* Linus Torvalds <> wrote:

> On Fri, 2 Jan 2009, Linus Torvalds wrote:
> >
> > I think this is wrong.
> >
> > Just move the check into <linux/compiler-gcc4.h>
> In fact, looking at that whole mess, I redid it all. It was disgusting
> how conditionals in gcc4.h needed to double-check that __GNUC__ really
> was 4 (rather than something bigger), which largely negated the whole
> nice clean compiler version separation.
> I pushed out my preferred version, which fixes up the whole thing. The
> gcc4 header file now only gets included for __GNUC__ == 4, and when we
> ever see a __GNUC__ of 5, it will automatically DTRT and try to include
> <linux/compiler-gcc5.h> instead of #4.
> And then the check in gcc4.h for 4.1.0 and 4.1.1 is much simplified.
> The two patches I pushed out add functionality, but don't actually add
> any new lines (the first simplification patch removes more lines than it
> adds, and the second one that adds the __weak bug test adds as mahy
> lines as the cleanup removed).
> And it all looks more logical too, imho.

yeah, agreed, much cleaner.

The gcc3 check for gcc 3.0 and 3.1 can be pushed into gcc3 as well - not
sure whether you fixed that. (i fixed it in the patch i just sent - but i
didnt notice the gcc5 mess in gcc4.h that you fixed)


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