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Merge from eCos master repository on 2001-05-18-01:30:05-BST
author jlarmour
date Fri, 18 May 2001 06:32:28 +0000
parents
children e0c0827131d1
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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 //==========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Red Hat eCos Public License
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12 // Version 1.1 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://www.redhat.com/
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Configurable Operating System,
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22 // released September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Red Hat.
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25 // Portions created by Red Hat are
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26 // Copyright (C) 1998, 1999, 2000, 2001 Red Hat, Inc.
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27 // All Rights Reserved.
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28 // -------------------------------------------
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29 //
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30 //####COPYRIGHTEND####
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31 //==========================================================================
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32 //#####DESCRIPTIONBEGIN####
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33 //
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34 // Author(s): hmt
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35 // Contributors: hmt
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36 // Date: 2001-04-30
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37 //####DESCRIPTIONEND####
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38 */
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39
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40 #include <pkgconf/hal.h>
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41
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42 #include <pkgconf/infra.h>
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43
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44 #include <cyg/infra/testcase.h>
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45
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46 // -----------------------------------------------------------------
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47 // This is smaller than 2048.
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48 // Unless the parser binds '+' too strongly because it is after a ket, so
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49 // it is mistaken for unary plus, when (4 * 20 + 2) * 4 * 20 is larger.
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50 #define CYGNUM_HAL_STACK_SIZE_MINIMUM ((4 * 20) + 2 * 4 * 20)
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51
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52 #define CYGNUM_UITRON_STACK_SIZE (2048)
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53
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54 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
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55 # ifdef CYGNUM_UITRON_STACK_SIZE
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56 # if CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
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57
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58 // then override the configured stack size
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59 # undef CYGNUM_UITRON_STACK_SIZE
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60 # define CYGNUM_UITRON_STACK_SIZE CYGNUM_HAL_STACK_SIZE_MINIMUM
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61
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62 # endif // CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
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63 # endif // CYGNUM_UITRON_STACK_SIZE
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64 #endif // CYGNUM_HAL_STACK_SIZE_MINIMUM
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65
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66
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67 // This tests for the bug per se:
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68 int i = CYGNUM_UITRON_STACK_SIZE;
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69
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70 // This tests the workaround independently of more complex context:
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71 #define MAX(_x_,_y_) ((_x_) > (_y_) ? (_x_) : (_y_))
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72
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73 static char stack1[
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74 MAX(
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75 CYGNUM_HAL_STACK_SIZE_MINIMUM,
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76 2048)
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77 ];
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78
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79 // Better to report a fully-fledged failure and test the workaround than
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80 // fail early.
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81 #if 0
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82 # if CYGNUM_UITRON_STACK_SIZE != 2048
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83 # error FAIL: CPP '+' binding bug detected
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84 # endif
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85 #endif
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86
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87 // -------------------------------------------------------------------------
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88 externC void
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89 cyg_start( void )
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90 {
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91 CYG_TEST_INIT();
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92 CYG_TEST_PASS("CPP '+' binding test compiled OK");
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93 CYG_TEST_PASS_FAIL( 2048 == i, "initialized i should be 2048" );
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94 CYG_TEST_PASS_FAIL( 2048 == sizeof( stack1 ),
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95 "workaround: sizeof( stack1 ) should be 2048" );
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96 CYG_TEST_EXIT("All done");
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97 }
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98
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99 // -------------------------------------------------------------------------
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100 /* EOF cpp1.c */