Add strace debugging aid.
1 http://gcc.gnu.org/PR11103
2 http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/unix/sysv/linux/arm/sysdep.h.diff?r1=1.22&r2=1.23&cvsroot=glibc
3 http://lists.arm.linux.org.uk/pipermail/linux-arm/2003-July/005826.html
6 ../sysdeps/unix/sysv/linux/arm/sigaction.c: In function `__libc_sigaction':
7 ../sysdeps/unix/sysv/linux/arm/sigaction.c:100: error: asm-specifier for variable `_a1' conflicts with asm clobber list
8 ../sysdeps/unix/sysv/linux/arm/sigaction.c:139: error: asm-specifier for variable `_a1' conflicts with asm clobber list
9 make[2]: *** [build-glibc/signal/sigaction.o] Error 1
11 ===================================================================
12 RCS file: /cvs/glibc/libc/sysdeps/unix/sysv/linux/arm/sysdep.h,v
13 retrieving revision 1.22
14 retrieving revision 1.23
16 --- libc/sysdeps/unix/sysv/linux/arm/sysdep.h 2003/03/23 19:42:22 1.22
17 +++ libc/sysdeps/unix/sysv/linux/arm/sysdep.h 2003/03/24 19:00:28 1.23
19 asm volatile ("swi %1 @ syscall " #name \
21 : "i" (SYS_ify(name)) ASM_ARGS_##nr \
22 - : "a1", "memory"); \