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Message-ID: <552F6B7C.7020406@suse.cz> Date: Thu, 16 Apr 2015 09:57:48 +0200 From: Michal Marek <mmarek@...e.cz> To: Andi Kleen <andi@...stfloor.org> CC: akpm@...ux-foundation.org, linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>, Segher Boessenkool <segher@...nel.crashing.org> Subject: Re: [PATCH] Support gcc 6 for building On 2015-04-15 21:45, Andi Kleen wrote: > From: Andi Kleen <ak@...ux.intel.com> > > gcc recently switched to a new version number scheme, where every version > gets a new major version number. The current version is 5.x, the next 6.x, etc. > > The gcc git repository trunk branch just switched to report 6.x for the next > major release. > > This breaks the way Linux selects compiler-gccX.h based on the major > version. Every new version would require adding a new compiler-gccX.h file, > which wouldn't really scale. > > Let's assume that future gccs are fairly compatible (they are unlikely > to break anything Linux is relying on). So we can just keep using > compiler-gcc5.h, and select any specific differences with #if. Good idea. With the new scheme, we could also merge back compiler-gcc5.h and compiler-gcc4.h. The only difference is the KASAN_ABI_VERSION define. Michal -- 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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