1  /* { dg-do run } */
       2  /* { dg-options "-fno-builtin-malloc -fno-builtin-strncpy" } */
       3  /* { dg-additional-options "-D_FORTIFY_SOURCE=0 -gdwarf-3" { target *-*-darwin* } } */
       4  /* { dg-shouldfail "asan" } */
       5  
       6  #include <string.h>
       7  #include <stdlib.h>
       8  int main(int argc, char **argv) {
       9    char *hello = (char*)malloc(6);
      10    strcpy(hello, "hello");
      11    char *short_buffer = (char*)malloc(9);
      12    strncpy(short_buffer, hello, 10);  /* BOOM */
      13    return short_buffer[8];
      14  }
      15  
      16  /* { dg-output "WRITE of size \[0-9\]* at 0x\[0-9a-f\]+ thread T0\[^\n\r]*(\n|\r\n|\r)" } */
      17  /* { dg-output "    #0 0x\[0-9a-f\]+ +(in _*(interceptor_|wrap_|)strncpy|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */
      18  /* { dg-output "    #1 0x\[0-9a-f\]+ +(in _*main (\[^\n\r]*strncpy-overflow-1.c:12|\[^\n\r]*:0|\[^\n\r]*\\+0x\[0-9a-z\]*)|\[(\]).*(\n|\r\n|\r)" } */
      19  /* { dg-output "\[^\n\r]*0x\[0-9a-f\]+ is located 0 bytes after 9-byte region\[^\n\r]*(\n|\r\n|\r)" } */
      20  /* { dg-output "\[^\n\r]*allocated by thread T0 here:\[^\n\r]*(\n|\r\n|\r)" } */
      21  /* { dg-output "    #0 0x\[0-9a-f\]+ +(in _*(interceptor_|wrap_|)malloc|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */
      22  /* { dg-output "    #1 0x\[0-9a-f\]+ +(in _*main (\[^\n\r]*strncpy-overflow-1.c:11|\[^\n\r]*:0|\[^\n\r]*\\+0x\[0-9a-z\]*)|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */