diff options
Diffstat (limited to 'libc/sysdeps/linux/x86_64/bits/syscalls.h')
| -rw-r--r-- | libc/sysdeps/linux/x86_64/bits/syscalls.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/libc/sysdeps/linux/x86_64/bits/syscalls.h b/libc/sysdeps/linux/x86_64/bits/syscalls.h index 8042ab8b9..e4ea4d833 100644 --- a/libc/sysdeps/linux/x86_64/bits/syscalls.h +++ b/libc/sysdeps/linux/x86_64/bits/syscalls.h @@ -67,16 +67,18 @@ /* Define a macro which expands inline into the wrapper code for a system call. */ #define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ +(__extension__ \ ({ \ unsigned long resultvar; \ LOAD_ARGS_##nr (args) \ LOAD_REGS_##nr \ - __asm__ __volatile__ ( \ + __asm__ __volatile__ ( \ "syscall\n\t" \ : "=a" (resultvar) \ : "0" (name) ASM_ARGS_##nr : "memory", "cc", "r11", "cx"); \ - (long) resultvar; }) - + (long) resultvar; \ + }) \ +) #define LOAD_ARGS_0() #define LOAD_REGS_0 #define ASM_ARGS_0 |