t_5_018.cpp 3.2 KB

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  1. /*=============================================================================
  2. Boost.Wave: A Standard compliant C++ preprocessor library
  3. http://www.boost.org/
  4. Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
  5. Software License, Version 1.0. (See accompanying file
  6. LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  7. The tests included in this file were initially taken from the mcpp V2.5
  8. preprocessor validation suite and were modified to fit into the Boost.Wave
  9. unit test requirements.
  10. The original files of the mcpp preprocessor are distributed under the
  11. license reproduced at the end of this file.
  12. =============================================================================*/
  13. // Tests grouping of sub-expressions in #if expression.
  14. // 13.8: Unary operators are grouped from right to left.
  15. //R #line 24 "t_5_018.cpp"
  16. //R true
  17. #if (- -1 != 1) || (!!9 != 1) || (-!+!9 != -1) || (~~1 != 1)
  18. "Bad grouping of -, +, !, ~ in #if expression."
  19. #else
  20. true
  21. #endif
  22. // 13.9: ?: operators are grouped from right to left.
  23. //R #line 33 "t_5_018.cpp"
  24. //R true
  25. #if (1 ? 2 ? 3 ? 3 : 2 : 1 : 0) != 3
  26. "Bad grouping of ? : in #if expression."
  27. #else
  28. true
  29. #endif
  30. // 13.10: Other operators are grouped from left to right.
  31. //R #line 42 "t_5_018.cpp"
  32. //R true
  33. #if (15 >> 2 >> 1 != 1) || (3 << 2 << 1 != 24)
  34. "Bad grouping of >>, << in #if expression."
  35. #else
  36. true
  37. #endif
  38. // 13.11: Test of precedence.
  39. //R #line 51 "t_5_018.cpp"
  40. //R true
  41. #if 3*10/2 >> !0*2 >> !+!-9 != 1
  42. "Bad grouping of -, +, !, *, /, >> in #if expression."
  43. #else
  44. true
  45. #endif
  46. // 13.12: Overall test. Grouped as:
  47. // ((((((+1 - -1 - ~~1 - -!0) & 6) | ((8 % 9) ^ (-2 * -2))) >> 1) == 7)
  48. // ? 7 : 0) != 7
  49. // evaluates to false.
  50. //R #line 63 "t_5_018.cpp"
  51. //R true
  52. #if (((+1- -1-~~1- -!0&6|8%9^-2*-2)>>1)==7?7:0)!=7
  53. "Bad arithmetic of #if expression."
  54. #else
  55. true
  56. #endif
  57. /*-
  58. * Copyright (c) 1998, 2002-2005 Kiyoshi Matsui <kmatsui@t3.rim.or.jp>
  59. * All rights reserved.
  60. *
  61. * Redistribution and use in source and binary forms, with or without
  62. * modification, are permitted provided that the following conditions
  63. * are met:
  64. * 1. Redistributions of source code must retain the above copyright
  65. * notice, this list of conditions and the following disclaimer.
  66. * 2. Redistributions in binary form must reproduce the above copyright
  67. * notice, this list of conditions and the following disclaimer in the
  68. * documentation and/or other materials provided with the distribution.
  69. *
  70. * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
  71. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  72. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  73. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
  74. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  75. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  76. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  77. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  78. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  79. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  80. * SUCH DAMAGE.
  81. */