diff --git a/exec-all.h b/exec-all.h
index 65d26fdfb467513c91f07907b58c5b1a3fc1ff06..b6853a1af61579d3b596e170adc689c3fd13439c 100644
--- a/exec-all.h
+++ b/exec-all.h
@@ -391,11 +391,11 @@ static inline int testandset (int *p)
 {
     int ret;
     __asm__ __volatile__ (
-                          "0:    lwarx %0,0,%1 ;"
-                          "      xor. %0,%3,%0;"
-                          "      bne 1f;"
-                          "      stwcx. %2,0,%1;"
-                          "      bne- 0b;"
+                          "0:    lwarx %0,0,%1\n"
+                          "      xor. %0,%3,%0\n"
+                          "      bne 1f\n"
+                          "      stwcx. %2,0,%1\n"
+                          "      bne- 0b\n"
                           "1:    "
                           : "=&r" (ret)
                           : "r" (p), "r" (1), "r" (0)