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SubjectRe: [PATCH 09/10] compiler-gcc.h: drop checks for older GCC versions
On Fri, Sep 10, 2021 at 04:40:46PM -0700, Nick Desaulniers wrote:
> Now that GCC 5.1 is the minimally supported default, drop the values we
> don't use.
>
> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>

Reviewed-by: Nathan Chancellor <nathan@kernel.org>

> ---
> include/linux/compiler-gcc.h | 4 +---
> tools/include/linux/compiler-gcc.h | 4 +---
> 2 files changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
> index 3f7f6fa0e051..fd82ce169ce9 100644
> --- a/include/linux/compiler-gcc.h
> +++ b/include/linux/compiler-gcc.h
> @@ -98,10 +98,8 @@
>
> #if GCC_VERSION >= 70000
> #define KASAN_ABI_VERSION 5
> -#elif GCC_VERSION >= 50000
> +#else
> #define KASAN_ABI_VERSION 4
> -#elif GCC_VERSION >= 40902
> -#define KASAN_ABI_VERSION 3
> #endif
>
> #if __has_attribute(__no_sanitize_address__)
> diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
> index a590a1dfafd9..43d9a46d36f0 100644
> --- a/tools/include/linux/compiler-gcc.h
> +++ b/tools/include/linux/compiler-gcc.h
> @@ -16,9 +16,7 @@
> # define __fallthrough __attribute__ ((fallthrough))
> #endif
>
> -#if GCC_VERSION >= 40300
> -# define __compiletime_error(message) __attribute__((error(message)))
> -#endif /* GCC_VERSION >= 40300 */
> +#define __compiletime_error(message) __attribute__((error(message)))
>
> /* &a[0] degrades to a pointer: a different type from an array */
> #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
> --
> 2.33.0.309.g3052b89438-goog
>
>

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