Protect __tobody code by __extension__.

diff --git a/ctype/ctype.h b/ctype/ctype.h
index 11f9206..218ebe9 100644 (file)
--- a/ctype/ctype.h
+++ b/ctype/ctype.h
@@ -165,20 +165,21 @@ toupper (int __c) __THROW
 
 #if __GNUC__ >= 2 && defined __OPTIMIZE__ && !defined __cplusplus
 # define __tobody(c, f, a) \
-  ({ int __res;                                                                      \
-     if (sizeof (c) > 1)                                                     \
-       {                                                                     \
-        if (__builtin_constant_p (c))                                        \
-          {                                                                  \
-            int __c = (c);                                                   \
-            __res = __c < -128 || __c > 255 ? __c : a[__c];                  \
-          }                                                                  \
-        else                                                                 \
-          __res = f (c);                                                     \
-       }                                                                     \
-     else                                                                    \
-       __res = a[(int) (c)];                                                 \
-     __res; })
+  (__extension__
+   ({ int __res;                                                             \
+      if (sizeof (c) > 1)                                                    \
+       {                                                                     \
+         if (__builtin_constant_p (c))                                       \
+           {                                                                 \
+             int __c = (c);                                                  \
+             __res = __c < -128 || __c > 255 ? __c : a[__c];                 \
+           }                                                                 \
+         else                                                                \
+           __res = f (c);                                                    \
+       }                                                                     \
+      else                                                                   \
+       __res = a[(int) (c)];                                                 \
+      __res; }))
 
 # define tolower(c) __tobody (c, tolower, __ctype_tolower)
 # define toupper(c) __tobody (c, toupper, __ctype_toupper)