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X-Received-From: 2607:f8b0:400e:c05::241 Subject: [Qemu-devel] [PATCH] multiboot: make tests work with clang X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, Anatol Pomozov Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" * explicitly disable SSE as clang enables it by default for 32bit code * add memset() implementation. Clang complains that the function is absent, gcc seems provides default built-in. --- tests/multiboot/Makefile | 2 +- tests/multiboot/libc.c | 9 +++++++++ tests/multiboot/libc.h | 2 ++ 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/tests/multiboot/Makefile b/tests/multiboot/Makefile index 856e76682a..7fadbca33a 100644 --- a/tests/multiboot/Makefile +++ b/tests/multiboot/Makefile @@ -1,5 +1,5 @@ CC=3Dgcc -CCFLAGS=3D-m32 -Wall -Wextra -Werror -fno-stack-protector -nostdinc -fno-b= uiltin +CCFLAGS=3D-m32 -Wall -Wextra -Werror -fno-stack-protector -nostdinc -fno-b= uiltin -mno-sse ASFLAGS=3D-m32 =20 LD=3Dld diff --git a/tests/multiboot/libc.c b/tests/multiboot/libc.c index 6df9bda96d..512fccd7fa 100644 --- a/tests/multiboot/libc.c +++ b/tests/multiboot/libc.c @@ -33,6 +33,15 @@ void* memcpy(void *dest, const void *src, int n) =20 return dest; } +void *memset(void *s, int c, size_t n) +{ + size_t i; + char *d =3D s; + for (i =3D 0; i < n; i++) { + *d++ =3D c; + } + return s; +} =20 static void print_char(char c) { diff --git a/tests/multiboot/libc.h b/tests/multiboot/libc.h index 04c9922c27..44b71350dd 100644 --- a/tests/multiboot/libc.h +++ b/tests/multiboot/libc.h @@ -36,6 +36,7 @@ typedef signed short int16_t; typedef signed char int8_t; =20 typedef uint32_t uintptr_t; +typedef uint32_t size_t; =20 =20 /* stdarg.h */ @@ -58,5 +59,6 @@ static inline void outb(uint16_t port, uint8_t data) =20 void printf(const char *fmt, ...); void* memcpy(void *dest, const void *src, int n); +void *memset(void *s, int c, size_t n); =20 #endif --=20 2.14.1.342.g6490525c54-goog