1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-fab1" } */
       3  
       4  #include <stdarg.h>
       5  
       6  typedef struct { int i; } FILE;
       7  FILE *fp;
       8  extern int __vfprintf_chk (FILE *, int, const char *, va_list);
       9  volatile int vi0, vi1, vi2, vi3, vi4, vi5, vi6, vi7, vi8, vi9, via;
      10  
      11  void
      12  test (va_list ap1, va_list ap2, va_list ap3, va_list ap4, va_list ap5,
      13        va_list ap6, va_list ap7)
      14  {
      15    vi0 = 0;
      16    __vfprintf_chk (fp, 1, "hello", ap1);
      17    vi1 = 0;
      18    __vfprintf_chk (fp, 1, "hello\n", ap2);
      19    vi2 = 0;
      20    __vfprintf_chk (fp, 1, "a", ap3);
      21    vi3 = 0;
      22    __vfprintf_chk (fp, 1, "", ap4);
      23    vi4 = 0;
      24    __vfprintf_chk (fp, 1, "%s", ap5);
      25    vi5 = 0;
      26    __vfprintf_chk (fp, 1, "%c", ap6);
      27    vi6 = 0;
      28    __vfprintf_chk (fp, 1, "%s\n", ap7);
      29    vi7 = 0;
      30  }
      31  
      32  /* { dg-final { scan-tree-dump "vi0.*fwrite.*\"hello\".*1, 5, fp.*vi1" "fab1"} } */
      33  /* { dg-final { scan-tree-dump "vi1.*fwrite.*\"hello\\\\n\".*1, 6, fp.*vi2" "fab1"} } */
      34  /* { dg-final { scan-tree-dump "vi2.*fputc.*fp.*vi3" "fab1"} } */
      35  /* { dg-final { scan-tree-dump "vi3 ={v} 0\[^\(\)\]*vi4 ={v} 0" "fab1"} } */
      36  /* { dg-final { scan-tree-dump "vi4.*__vfprintf_chk.*fp.*1.*\"%s\".*vi5" "fab1"} } */
      37  /* { dg-final { scan-tree-dump "vi5.*__vfprintf_chk.*fp.*1.*\"%c\".*vi6" "fab1"} } */
      38  /* { dg-final { scan-tree-dump "vi6.*__vfprintf_chk.*fp.*1.*\"%s\\\\n\".*vi7" "fab1"} } */