gdb/testsuite/gdb.base/coremaker2.c

   1 /* Simple little program that just generates a core dump from inside some
   2    nested function calls.  Keep this as self contained as possible, I.E.
   3    use no environment resources other than possibly abort(). */
   4
   5 #ifndef __STDC__
   6 #define const   /**/
   7 #endif
   8
   9 #ifndef HAVE_ABORT
  10 #define HAVE_ABORT 1
  11 #endif
  12
  13 #if HAVE_ABORT
  14 #define ABORT abort()
  15 #else
  16 #define ABORT {char *invalid = 0; *invalid = 0xFF;}
  17 #endif
  18
  19 /* Don't make these automatic vars or we will have to walk back up the
  20    stack to access them. */
  21
  22 char *buf1;
  23 char *buf2;
  24
  25 int coremaker_data = 1; /* In Data section */
  26 int coremaker_bss;      /* In BSS section */
  27
  28 const int coremaker_ro = 201;   /* In Read-Only Data section */
  29
  30 void
  31 func2 (int x)
  32 {
  33   int coremaker_local[5];
  34   int i;
  35   static int y;
  36
  37   /* Make sure that coremaker_local doesn't get optimized away. */
  38   for (i = 0; i < 5; i++)
  39     coremaker_local[i] = i;
  40   coremaker_bss = 0;
  41   for (i = 0; i < 5; i++)
  42     coremaker_bss += coremaker_local[i];
  43   coremaker_data = coremaker_ro + 1;
  44   y = 10 * x;
  45   ABORT;
  46 }
  47
  48 void
  49 func1 (int x)
  50 {
  51   func2 (x * 2);
  52 }
  53
  54 int main ()
  55 {
  56   func1 (10);
  57   return 0;
  58 }