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/* { dg-do compile } */

/* PR/18047  Test that operators have the right precedence.  */

/* by bonzini@gnu.org */

#define test(lower, higher, a, b, c, d) \

  test_(lower, higher, a, b, c, d, __LINE__)

#define test_(lower, higher, a, b, c, d, line)\

   test__(lower, higher, a, b, c, d, line)

/* The first declaration tests that the parentheses are added correctly

   by the expression parser.  The second tests that the two possible

   orderings of precedences do give different results.  */

#define test__(lower, higher, a, b, c, d, line) \

  char test##line[ \

    (a higher b lower c higher d) == \

    ((a higher b) lower (c higher d)) \

    ? 1 : -1]; \

  char doublecheck##line[ \

    (a higher b lower c higher d) == \

    (a higher (b lower c) higher d) \

    ? -1 : 1];

test (||, &&, 1, 1, 0, 0)

test (&&, |, 5, 1, 1, 19)

test (|, ^, 1, 2, 2, 1)

test (^, &, 1, 3, 2, 6)

test (&, ==, 1, 3, 2, 0)

test (==, <, 2, 0, 0, 0)

test (<, <<, 2, 3, 6, 8)

test (<<, +, 2, 3, 4, 5)

test (+, *, 2, 6, 9, 13)