view gcc/testsuite/gcc.dg/unroll-2.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 84e7813d76e9
children
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-cunrolli-details=stderr -fno-peel-loops -fno-tree-vrp  -fdisable-tree-cunroll -fenable-tree-cunrolli" } */

/* Blank lines can occur in the output of
   -fdump-tree-cunrolli-details=stderr.  */
/* { dg-allow-blank-lines-in-output 1 } */

unsigned a[100], b[100];
inline void bar()
{
 a[10] = b[10];
}

int foo(void)
{
  int i;
  bar();
  for (i = 0; i < 2; i++) /* { dg-optimized "loop with 2 iterations completely unrolled" } */
  {
     a[i]= b[i] + 1;
  }
  return 1;
}

int foo2(void)
{
  int i;
  for (i = 0; i < 2; i++) /* { dg-optimized "loop with 2 iterations completely unrolled" } */
  {
     a[i]= b[i] + 1;
  }
  return 1;
}
/* { dg-prune-output ".*" } */