(TLS_INIT_TP): Convert to statement expression returning 0.

diff --git a/linuxthreads/sysdeps/sh/tls.h b/linuxthreads/sysdeps/sh/tls.h
index 7dc4040..6deecc0 100644 (file)
--- a/linuxthreads/sysdeps/sh/tls.h
+++ b/linuxthreads/sysdeps/sh/tls.h
@@ -88,7 +88,7 @@ typedef struct
    special attention since 'errno' is not yet available and if the
    operation can cause a failure 'errno' must not be touched.  */
 # define TLS_INIT_TP(descr) \
-  do {                                                                       \
+  ({                                                                         \
     void *_descr = (descr);                                                  \
     int result;                                                                      \
     tcbhead_t *head = _descr;                                                \
@@ -98,7 +98,9 @@ typedef struct
     head->self = _descr;                                                     \
                                                                              \
     asm ("ldc %0,gbr" : : "r" (_descr));                                     \
-  } while (0)
+                                                                             \
+    0;                                                                       \
+  })
 
 
 /* Return the address of the dtv for the current thread.  */