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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [parse/] [expr3.C] - Blame information for rev 826

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1 301 jeremybenn
/* { dg-do compile } */
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/* PR/18047  Test that operators have the right precedence.  */
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/* by bonzini@gnu.org */
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#define test(lower, higher, a, b, c, d) \
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  test_(lower, higher, a, b, c, d, __LINE__)
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#define test_(lower, higher, a, b, c, d, line)\
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   test__(lower, higher, a, b, c, d, line)
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/* The first declaration tests that the parentheses are added correctly
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   by the expression parser.  The second tests that the two possible
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   orderings of precedences do give different results.  */
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#define test__(lower, higher, a, b, c, d, line) \
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  char test##line[ \
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    (a higher b lower c higher d) == \
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    ((a higher b) lower (c higher d)) \
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    ? 1 : -1]; \
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  char doublecheck##line[ \
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    (a higher b lower c higher d) == \
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    (a higher (b lower c) higher d) \
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    ? -1 : 1];
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test (||, &&, 1, 1, 0, 0)
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test (&&, |, 5, 1, 1, 19)
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test (|, ^, 1, 2, 2, 1)
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test (^, &, 1, 3, 2, 6)
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test (&, ==, 1, 3, 2, 0)
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test (==, <, 2, 0, 0, 0)
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test (<, <<, 2, 3, 6, 8)
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test (<<, +, 2, 3, 4, 5)
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test (+, *, 2, 6, 9, 13)

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