1  /* { dg-do compile }
       2     { dg-options "-O2 -Wstringop-overflow" } */
       3  
       4  extern char* strchr (const char*, int);
       5  extern char* strcpy (char*, const char*);
       6  extern void* malloc (__SIZE_TYPE__);
       7  extern __SIZE_TYPE__ strlen (const char *);
       8  struct define_item {
       9      int len;
      10      char value[1];
      11  };
      12  
      13  struct define_item * foo(char *name)
      14  {
      15    char * p;
      16    char * value;
      17    struct define_item * ptr;
      18  
      19    p = strchr (name, '=');
      20    if (1 && p) {
      21        value = p+1;
      22    } else
      23      value = "1";
      24  
      25    ptr = malloc(sizeof(struct define_item) + strlen(value));
      26    strcpy(ptr->value, value);  /* { dg-bogus "bytes into a region" } */
      27    return ptr;
      28  }