Add definition of __va_copy.

From-SVN: r13685

gcc/ginclude/va-alpha.h

@@ -124,5 +124,8 @@ enum {
 		 ? (6 * 8) + 8 : __va_tsize (__type)))))
 #endif
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
 

gcc/ginclude/va-clipper.h

@@ -54,4 +54,7 @@ typedef struct
 
 #define va_end(AP)	((void) 0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-h8300.h

@@ -50,4 +50,7 @@ typedef void *__gnuc_va_list;
 
 #define va_end(AP)	((void) 0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-i860.h

@@ -207,5 +207,8 @@ __extension__								\
   __rv;									\
 }))
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
 

gcc/ginclude/va-i960.h

@@ -72,5 +72,8 @@ void va_end (__gnuc_va_list);		/* Defined in libgcc.a */
 #endif
 #define	va_end(AP)	((void *)0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
 

gcc/ginclude/va-m88k.h

@@ -81,4 +81,7 @@ typedef struct
 
 #define va_end(AP)	((void)0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-mips.h

@@ -265,4 +265,7 @@ void va_end (__gnuc_va_list);		/* Defined in libgcc.a */
 #endif
 #endif /* ! defined (__mips_eabi)  */
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-pa.h

@@ -46,4 +46,7 @@ void va_end (__gnuc_va_list);		/* Defined in libgcc.a */
 #endif
 #define va_end(AP)	((void)0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-ppc.h

@@ -170,6 +170,9 @@ __extension__ (*({							\
 
 #define va_end(AP)	((void)0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) *(dest) = *(src)
+
 #endif /* __VA_PPC_H__ */
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
 
@@ -223,5 +226,8 @@ typedef char *__gnuc_va_list;
 
 #define va_end(AP)	((void)0)
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
 #endif /* Windows NT */

gcc/ginclude/va-sh.h

@@ -217,4 +217,7 @@ __extension__							\
 
 #endif /* SH3E */
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-sparc.h

@@ -200,4 +200,7 @@ __extension__							\
        ((TYPE *) (void *) ((char *)(pvar) - __va_rounded_size (TYPE)))));}))
 #endif /* not __arch64__ */
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */

gcc/ginclude/va-spur.h

@@ -59,3 +59,6 @@ __extension__ \
 	   (pvar).__pnt += (sizeof(type) + 3) & ~3; \
 	} \
 	__va_result; }))
+
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)

gcc/ginclude/varargs.h

@@ -114,6 +114,9 @@ typedef void *__gnuc_va_list;
 			   ? sizeof (TYPE) : __va_rounded_size (TYPE))))))
 #endif /* big-endian */
 
+/* Copy __gnuc_va_list into another variable of this type.  */
+#define __va_copy(dest, src) (dest) = (src)
+
 #endif /* not sh */
 #endif /* not powerpc with V.4 calling sequence */
 #endif /* not h8300 */