view gcc/testsuite/gcc.dg/tm/memopt-6.c @ 132:d34655255c78

update gcc-8.2
author mir3636
date Thu, 25 Oct 2018 10:21:07 +0900
parents 04ced10e8804
children
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line source

/* { dg-do compile } */
/* { dg-options "-fgnu-tm -O -fdump-tree-tmedge --param tm-max-aggregate-size=1" } */

struct large { int x[100]; };
struct large bark();
extern int test (void) __attribute__((transaction_safe));
extern int readint (void);
struct large lacopy;

int f()
{
  int i = readint();
  struct large lala = bark();
  __transaction_atomic {
    lala.x[55] = 666;
    lala = lacopy;		/* Aggregate instrumentation.  */
  }
  return lala.x[i];
}

/* { dg-final { scan-tree-dump-times "memcpyRtWn \\\(.*, &lacopy" 1 "tmedge" } } */