(va_start): Add __builtin_next_arg call.

From-SVN: r8877

(va_start): Add __builtin_next_arg call.
From-SVN: r8877
a343d371 · Jim Wilson · 29d306d0 · a343d371
Commit a343d371 authored Feb 06, 1995 by Jim Wilson
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gcc/ginclude/va-i960.h
+4 -1

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--- a/gcc/ginclude/va-i960.h
+++ b/gcc/ginclude/va-i960.h
@@ -36,9 +36,12 @@ typedef unsigned __gnuc_va_list[2];
 #endif

 #ifdef _STDARG_H
+/* Call __builtin_next_arg even though we aren't using its value, so that
+   we can verify that firstarg is correct.  */
 #define va_start(AP, LASTARG)				\
 __extension__						\
-({ __asm__ ("st	g14,%0" : "=m" (*(AP)));		\
+({ __builtin_next_arg (LASTARG);			\
+   __asm__ ("st	g14,%0" : "=m" (*(AP)));		\
   (AP)[1] = (__builtin_args_info (0) + __builtin_args_info (1)) * 4; })

 #else