view gcc/testsuite/gcc.dg/predict-9.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 1830386684a0
children
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/* { dg-do compile } */
/* { dg-options "-O2 -fdisable-tree-evrp -fdump-tree-profile_estimate -fno-finite-loops" } */

extern int global;
extern int global2;
extern int global3;

void foo (int base)
{
  int i;
  while (global < 10)
  {
    if(global || global2 || global3)
      return;

    for (i = base; i < 10; i++)
      if (i > 123)
	return;
  }
}

/* { dg-final { scan-tree-dump-times "first match heuristics: 2.20%" 3 "profile_estimate"} } */
/* { dg-final { scan-tree-dump-times "first match heuristics: 5.50%" 1 "profile_estimate"} } */