1 /*=================================================================
5 // cpp arithmetic bug regression test
7 //==========================================================================
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40 //==========================================================================
41 //#####DESCRIPTIONBEGIN####
46 //####DESCRIPTIONEND####
49 #include <pkgconf/hal.h>
51 #include <pkgconf/infra.h>
53 #include <cyg/infra/testcase.h>
55 // -----------------------------------------------------------------
56 // This is smaller than 2048.
57 // Unless the parser binds '+' too strongly because it is after a ket, so
58 // it is mistaken for unary plus, when (4 * 20 + 2) * 4 * 20 is larger.
59 #define CYGNUM_HAL_STACK_SIZE_MINIMUM ((4 * 20) + 2 * 4 * 20)
61 #define CYGNUM_UITRON_STACK_SIZE (2048)
63 #ifdef CYGNUM_HAL_STACK_SIZE_MINIMUM
64 # ifdef CYGNUM_UITRON_STACK_SIZE
65 # if CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
67 // then override the configured stack size
68 # undef CYGNUM_UITRON_STACK_SIZE
69 # define CYGNUM_UITRON_STACK_SIZE CYGNUM_HAL_STACK_SIZE_MINIMUM
71 # endif // CYGNUM_UITRON_STACK_SIZE < CYGNUM_HAL_STACK_SIZE_MINIMUM
72 # endif // CYGNUM_UITRON_STACK_SIZE
73 #endif // CYGNUM_HAL_STACK_SIZE_MINIMUM
76 // This tests for the bug per se:
77 int i = CYGNUM_UITRON_STACK_SIZE;
79 // This tests the workaround independently of more complex context:
80 #define MAX(_x_,_y_) ((_x_) > (_y_) ? (_x_) : (_y_))
84 CYGNUM_HAL_STACK_SIZE_MINIMUM,
88 // Better to report a fully-fledged failure and test the workaround than
91 # if CYGNUM_UITRON_STACK_SIZE != 2048
92 # error FAIL: CPP '+' binding bug detected
96 // -------------------------------------------------------------------------
101 CYG_TEST_PASS("CPP '+' binding test compiled OK");
102 CYG_TEST_PASS_FAIL( 2048 == i, "initialized i should be 2048" );
103 CYG_TEST_PASS_FAIL( 2048 == sizeof( stack1 ),
104 "workaround: sizeof( stack1 ) should be 2048" );
105 CYG_TEST_EXIT("All done");
108 // -------------------------------------------------------------------------