1 /* PR target/64979 */ 2 /* { dg-do compile } */ 3 /* { dg-options "-O2 -fdump-tree-stdarg" } */ 4 5 #include <stdarg.h> 6 7 void bar (int x, va_list *ap); 8 9 void foo(int x,...)10foo (int x, ...) 11 { 12 va_list ap; 13 int n; 14 15 va_start (ap, x); 16 n = va_arg (ap, int); 17 bar (x, (va_list *) ((n == 0) ? ((void *) 0) : &ap)); 18 va_end (ap); 19 } 20 21 /* { dg-final { scan-tree-dump "foo: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" } } */ 22