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charset="utf-8" From: Nicola Vetrini The toolchain baseline for GCC is 5.1, which supports _Static_assert in c99 mode No functional change. Signed-off-by: Nicola Vetrini Reviewed-by: Andrew Cooper --- Mentioned in https://gitlab.com/xen-project/xen/-/issues/201 --- xen/include/xen/macros.h | 8 -------- 1 file changed, 8 deletions(-) diff --git a/xen/include/xen/macros.h b/xen/include/xen/macros.h index cd528fbdb127..f9ccde86fb23 100644 --- a/xen/include/xen/macros.h +++ b/xen/include/xen/macros.h @@ -40,9 +40,6 @@ =20 #ifndef __ASSEMBLY__ =20 -/* All clang versions supported by Xen have _Static_assert. */ -#if defined(__clang__) || \ - (__GNUC__ > 4 || (__GNUC__ =3D=3D 4 && __GNUC_MINOR__ >=3D 6)) /* Force a compilation error if condition is true */ #define BUILD_BUG_ON(cond) ({ _Static_assert(!(cond), "!(" #cond ")"); }) =20 @@ -54,11 +51,6 @@ */ #define BUILD_BUG_ON_ZERO(cond) \ (sizeof(struct { char c; _Static_assert(!(cond), "!(" #cond ")"); }) &= 0) -#else -#define BUILD_BUG_ON_ZERO(cond) \ - (sizeof(struct { unsigned u : !(cond); }) & 0) -#define BUILD_BUG_ON(cond) ((void)BUILD_BUG_ON_ZERO(cond)) -#endif =20 /* * Force a compilation error. This is for code which, in the normal case, --=20 2.43.0