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/*=================================================================

//

//        cpp1.c

//

//        cpp arithmetic bug regression test

//

//==========================================================================

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// -------------------------------------------

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//==========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):     hmt

// Contributors:  hmt

// Date:          2001-04-30

//####DESCRIPTIONEND####

*/

#include <pkgconf/hal.h>

#include <pkgconf/infra.h>

#include <cyg/infra/testcase.h>

// -----------------------------------------------------------------

// This is smaller than 2048.

// Unless the parser binds '+' too strongly because it is after a ket, so

// it is mistaken for unary plus, when (4 * 20 + 2) * 4 * 20 is larger.

#define CYGNUM_HAL_STACK_SIZE_MINIMUM ((4 * 20) + 2 * 4 * 20)

#define CYGNUM_UITRON_STACK_SIZE (2048)

#ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM

# ifdef CYGNUM_UITRON_STACK_SIZE

#  if CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM

// then override the configured stack size

#   undef CYGNUM_UITRON_STACK_SIZE

#   define CYGNUM_UITRON_STACK_SIZE CYGNUM_HAL_STACK_SIZE_MINIMUM

#  endif // CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM

# endif // CYGNUM_UITRON_STACK_SIZE

#endif // CYGNUM_HAL_STACK_SIZE_MINIMUM

// This tests for the bug per se:

int i = CYGNUM_UITRON_STACK_SIZE;

// This tests the workaround independently of more complex context:

#define MAX(_x_,_y_) ((_x_) > (_y_) ? (_x_) : (_y_))

static char stack1[

    MAX(

        CYGNUM_HAL_STACK_SIZE_MINIMUM,

        2048)

    ];

// Better to report a fully-fledged failure and test the workaround than

// fail early.

#if 0

# if CYGNUM_UITRON_STACK_SIZE != 2048

#  error FAIL: CPP '+' binding bug detected

# endif

#endif

// -------------------------------------------------------------------------

externC void

cyg_start( void )

{

    CYG_TEST_INIT();

    CYG_TEST_PASS("CPP '+' binding test compiled OK");

    CYG_TEST_PASS_FAIL( 2048 == i, "initialized i should be 2048" );

    CYG_TEST_PASS_FAIL( 2048 == sizeof( stack1 ),

                        "workaround: sizeof( stack1 ) should be 2048" );

    CYG_TEST_EXIT("All done");

}

// -------------------------------------------------------------------------

/* EOF cpp1.c */