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annotate packages/hal/common/current/tests/cpp1.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
parents 511f4dc167f6
children d2c90368aeef
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1 /*=================================================================
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2 //
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3 // cpp1.c
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4 //
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5 // cpp arithmetic bug regression test
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6 //
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7 //==========================================================================
208
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
159
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): hmt
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44 // Contributors: hmt
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45 // Date: 2001-04-30
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46 //####DESCRIPTIONEND####
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47 */
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48
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49 #include <pkgconf/hal.h>
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50
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51 #include <pkgconf/infra.h>
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52
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53 #include <cyg/infra/testcase.h>
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54
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55 // -----------------------------------------------------------------
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56 // This is smaller than 2048.
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57 // Unless the parser binds '+' too strongly because it is after a ket, so
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58 // it is mistaken for unary plus, when (4 * 20 + 2) * 4 * 20 is larger.
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59 #define CYGNUM_HAL_STACK_SIZE_MINIMUM ((4 * 20) + 2 * 4 * 20)
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60
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61 #define CYGNUM_UITRON_STACK_SIZE (2048)
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62
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63 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
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64 # ifdef CYGNUM_UITRON_STACK_SIZE
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65 # if CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
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66
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67 // then override the configured stack size
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68 # undef CYGNUM_UITRON_STACK_SIZE
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69 # define CYGNUM_UITRON_STACK_SIZE CYGNUM_HAL_STACK_SIZE_MINIMUM
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70
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71 # endif // CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
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72 # endif // CYGNUM_UITRON_STACK_SIZE
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73 #endif // CYGNUM_HAL_STACK_SIZE_MINIMUM
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74
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75
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76 // This tests for the bug per se:
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77 int i = CYGNUM_UITRON_STACK_SIZE;
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78
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79 // This tests the workaround independently of more complex context:
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80 #define MAX(_x_,_y_) ((_x_) > (_y_) ? (_x_) : (_y_))
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81
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82 static char stack1[
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83 MAX(
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84 CYGNUM_HAL_STACK_SIZE_MINIMUM,
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85 2048)
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86 ];
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87
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88 // Better to report a fully-fledged failure and test the workaround than
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89 // fail early.
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90 #if 0
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91 # if CYGNUM_UITRON_STACK_SIZE != 2048
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92 # error FAIL: CPP '+' binding bug detected
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93 # endif
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94 #endif
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95
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96 // -------------------------------------------------------------------------
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97 externC void
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98 cyg_start( void )
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99 {
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100 CYG_TEST_INIT();
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101 CYG_TEST_PASS("CPP '+' binding test compiled OK");
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102 CYG_TEST_PASS_FAIL( 2048 == i, "initialized i should be 2048" );
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103 CYG_TEST_PASS_FAIL( 2048 == sizeof( stack1 ),
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104 "workaround: sizeof( stack1 ) should be 2048" );
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105 CYG_TEST_EXIT("All done");
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106 }
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107
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108 // -------------------------------------------------------------------------
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109 /* EOF cpp1.c */