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/* PR middle-end/21137  */

/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-original" } */

extern void foo();

void test1(int a)

{

  if ((a >> 3) & 1)

    foo ();

}

void test2(int b)

{

  if ((b >> 3) & 4)

    foo ();

}

int test3(int c)

{

  return (c >> 3) & 1;

}

int test4(int d)

{

  return (d >> 3) & 4;

}

void test5(int e)

{

  if ((e >> 31) & 64)

    foo();

}

void test6(unsigned int f)

{

  if ((f >> 31) & 64)

    foo();

}

/* { dg-final { scan-tree-dump-times "\\(a \& 8\\) != 0" 1 "original" } } */

/* { dg-final { scan-tree-dump-times "\\(b \& 32\\) != 0" 1 "original" } } */

/* { dg-final { scan-tree-dump-times "c >> 3 \& 1" 1 "original" } } */

/* { dg-final { scan-tree-dump-times "d >> 3 \& 4" 1 "original" } } */

/* { dg-final { scan-tree-dump-times "e < 0" 1 "original" } } */

/* { dg-final { scan-tree-dump-times "if \\(0\\)" 1 "original" } } */

/* { dg-final { cleanup-tree-dump "original" } } */