gcc/testsuite/gcc.dg/Wobjsize-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wall -Wno-array-bounds" } */
   3
   4 #include "Wobjsize-1.h"
   5
   6 char buf[6];
   7
   8 int main(int argc, char **argv)
   9 {
  10   strcpy (buf,"hello ");
  11   return 0;
  12 }
  13
  14 /* { dg-warning "\\\[-Wstringop-overflow" "warning" { target *-*-* } 0 }
  15    { dg-message "file included" "included" { target *-*-* } 0 }
  16    { dg-message "inlined from" "inlined" { target *-*-* } 0 }
  17
  18    The test might emit two warnings, one for the strcpy call and
  19    another for the inlined call to __builtin___strcpy_chk() called
  20    from strcpy().
  21    { dg-prune-output "writing 7 bytes into a region of size 6" } */