gcc/testsuite/gcc.dg/tree-ssa/stdarg-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-stdarg" } */
   3
   4 #include <stdarg.h>
   5
   6 /* This can be handled on all arches.  If there is no va_start, registers don't need
   7    to be saved.  */
   8 void
   9 f1 (int i, ...)
  10 {
  11 }
  12 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" } } */