File: fold-even-1.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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file content (32 lines) | stat: -rw-r--r-- 670 bytes parent folder | download | duplicates (5) 
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-original" } */
int test1(int a)
{
  return !(a & 1);
}

int test2(int b)
{
  return (b & 1) == 0;
}

int test3(int c)
{
  return (c & 1) ^ 1;
}

int test4(int d)
{
  return (d ^ 1) & 1;
}

int test5(int e)
{
  return ~e & 1;
}

/* { dg-final { scan-tree-dump-times "\\(a \& 1\\) == 0" 1 "original" } } */
/* { dg-final { scan-tree-dump-times "\\(b \& 1\\) == 0" 1 "original" } } */
/* { dg-final { scan-tree-dump-times "\\(c \& 1\\) == 0" 1 "original" } } */
/* { dg-final { scan-tree-dump-times "\\(d \& 1\\) == 0" 1 "original" } } */
/* { dg-final { scan-tree-dump-times "\\(e \& 1\\) == 0" 1 "original" } } */