gcc/testsuite/gcc.dg/tm/memopt-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fgnu-tm -O -fdump-tree-tmmark" } */
   3
   4 struct large { int x[100]; };
   5 extern int readint (void);
   6 extern int test(void) __attribute__((transaction_safe));
   7
   8 int f()
   9 {
  10   int i = readint();
  11   struct large lala = { 0 };
  12   __transaction_atomic {
  13     lala.x[i] = 666;
  14     if (test())
  15       __transaction_cancel;
  16   }
  17   return lala.x[0];
  18 }
  19
  20 /* { dg-final { scan-tree-dump-times "logging: lala.x\\\[i_4\\\]" 1 "tmmark" } } */