gcc/testsuite/gcc.dg/tree-ssa/builtin-vprintf-chk-1.c

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