From 4e063f7b29468412bbb067496db36e6982cb6922 Mon Sep 17 00:00:00 2001 From: Marc-André Lureau Date: Thu, 10 Dec 2020 17:47:50 +0400 Subject: compiler: remove GNUC check QEMU requires Clang or GCC, that define and support __GNUC__ extensions. Signed-off-by: Marc-André Lureau Reviewed-by: Peter Maydell Message-Id: <20201210134752.780923-12-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini --- include/qemu/compiler.h | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) (limited to 'include') diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h index 6212295e52..5e6cf2c8e8 100644 --- a/include/qemu/compiler.h +++ b/include/qemu/compiler.h @@ -64,14 +64,10 @@ (offsetof(container, field) + sizeof_field(container, field)) /* Convert from a base type to a parent type, with compile time checking. */ -#ifdef __GNUC__ #define DO_UPCAST(type, field, dev) ( __extension__ ( { \ char __attribute__((unused)) offset_must_be_zero[ \ -offsetof(type, field)]; \ container_of(dev, type, field);})) -#else -#define DO_UPCAST(type, field, dev) container_of(dev, type, field) -#endif #define typeof_field(type, field) typeof(((type *)0)->field) #define type_check(t1,t2) ((t1*)0 - (t2*)0) @@ -102,7 +98,7 @@ #if defined(__clang__) /* clang doesn't support gnu_printf, so use printf. */ # define GCC_FMT_ATTR(n, m) __attribute__((format(printf, n, m))) -#elif defined(__GNUC__) +#else /* Use gnu_printf (qemu uses standard format strings). */ # define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m))) # if defined(_WIN32) @@ -112,8 +108,6 @@ */ # define __printf__ __gnu_printf__ # endif -#else -#define GCC_FMT_ATTR(n, m) #endif #ifndef __has_warning -- cgit v1.2.3-55-g7522