libitm/testsuite/libitm.c/cancel.c

   1 #include <stdlib.h>
   2 #include <libitm.h>
   3
   4 unsigned char pp[100];
   5
   6 void __attribute((transaction_may_cancel_outer,noinline)) cancel1()
   7 {
   8   __transaction_cancel [[outer]];
   9 }
  10
  11 int a, b;
  12
  13 int main()
  14 {
  15   a = b = 0;
  16
  17   __transaction_atomic {
  18     a = 1;
  19     __transaction_atomic {
  20       b = 1;
  21       __transaction_cancel;
  22     }
  23   }
  24   if (a != 1 || b != 0)
  25     abort();
  26   if (_ITM_inTransaction() != outsideTransaction)
  27     abort();
  28
  29   __transaction_atomic [[outer]] {
  30     a = 2;
  31     __transaction_atomic {
  32       b = 2;
  33       __transaction_cancel [[outer]];
  34     }
  35   }
  36   if (a != 1 || b != 0)
  37     abort();
  38   if (_ITM_inTransaction() != outsideTransaction)
  39     abort();
  40
  41   __transaction_atomic [[outer]] {
  42     a = 2;
  43     __transaction_atomic {
  44       b = 2;
  45       __transaction_cancel [[outer]];
  46       cancel1();
  47     }
  48   }
  49   if (a != 1 || b != 0)
  50     abort();
  51   if (_ITM_inTransaction() != outsideTransaction)
  52     abort();
  53
  54   return 0;
  55 }