The related warning (cross compile tile with --disable-threads): ../../../../gcc-tile-new/libgcc/libgcov-interface.c: In function '__gcov_fork': ../../../../gcc-tile-new/libgcc/libgcov-interface.c:182:53: warning: suggest braces around empty body in an 'if' statement [-Wempty-body] __GTHREAD_MUTEX_INIT_FUNCTION (&__gcov_flush_mx); ^
2015-01-31 Chen Gang <gang.chen.5...@gmail.com> * gthr-single.h (__GTHREAD_MUTEX_INIT_FUNCTION): Use breaces instead of macro's empty body to avoid xgcc warnings. --- libgcc/gthr-single.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libgcc/gthr-single.h b/libgcc/gthr-single.h index f084fe2..586fec5 100644 --- a/libgcc/gthr-single.h +++ b/libgcc/gthr-single.h @@ -35,7 +35,7 @@ typedef int __gthread_recursive_mutex_t; #define __GTHREAD_ONCE_INIT 0 #define __GTHREAD_MUTEX_INIT 0 -#define __GTHREAD_MUTEX_INIT_FUNCTION(mx) +#define __GTHREAD_MUTEX_INIT_FUNCTION(mx) {} #define __GTHREAD_RECURSIVE_MUTEX_INIT 0 #define UNUSED __attribute__((unused)) -- 1.9.3