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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [c-c++-common/] [dfp/] [nan-1.c] - Rev 709
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/* N1150 4: Characteristics of decimal floating types (not explicit) C99 5.2.4.2.2: Characteristics of floating types. A few simple checks on arithmetic operations. */ #include "dfp-dbg.h" int main() { /* Some possibly non-obvious tests, but most logical operations on NaN return false, including NaN == NaN. */ if (__builtin_nand32("") == __builtin_nand32("")) FAILURE if (__builtin_nand64("") == __builtin_nand64("")) FAILURE if (__builtin_nand128("") == __builtin_nand128("")) FAILURE if (!(__builtin_nand32("") != __builtin_nand32(""))) FAILURE if (!(__builtin_nand64("") != __builtin_nand64(""))) FAILURE if (!(__builtin_nand128("") != __builtin_nand128(""))) FAILURE if (__builtin_nand32("") > __builtin_nand32("")) FAILURE if (__builtin_nand64("") >= __builtin_nand64("")) FAILURE if (__builtin_nand128("") < __builtin_nand128("")) FAILURE if (-__builtin_nand128("") < +__builtin_nand128("")) FAILURE /* 0.0/0.0 => NaN, but NaN != NaN. */ if (0.0df/0.0dl == __builtin_nand32("")) FAILURE /* 0.0 * INF => NaN. */ if (!__builtin_isnand32 (0.0df * __builtin_infd32())) FAILURE if (!__builtin_isnand64 (0.0dd * __builtin_infd64())) FAILURE if (!__builtin_isnand128 (0.0dd * __builtin_infd128())) FAILURE /* INF - INF => NaN. */ if (!__builtin_isnand32 (__builtin_infd32() - __builtin_infd32())) FAILURE if (!__builtin_isnand64 (__builtin_infd64() - __builtin_infd64())) FAILURE if (!__builtin_isnand128 (__builtin_infd128() - __builtin_infd128())) FAILURE /* INF/INF => NaN. */ if (!__builtin_isnand32 (__builtin_infd32()/__builtin_infd32()) ) FAILURE if (!__builtin_isnand64 (__builtin_infd64()/__builtin_infd64()) ) FAILURE if (!__builtin_isnand128 (__builtin_infd128()/__builtin_infd128()) ) FAILURE /* 0.0/0.0 => NaN, but NaN != NaN. */ if ((0.0dd/0.0df) == (0.0dd/0.0df)) FAILURE if (__builtin_nand32("") < __builtin_infd32()) FAILURE if (__builtin_nand32("") >= __builtin_infd32()) FAILURE /* Fixme: Add sqrtdf(-x.df) test when sqrt is supported. */ if (!__builtin_isnand32(__builtin_nand32(""))) FAILURE if (!__builtin_isnand64(__builtin_nand64(""))) FAILURE if (!__builtin_isnand128(__builtin_nand128(""))) FAILURE if (!__builtin_isnand128(8.0df * __builtin_nand128(""))) FAILURE if (!__builtin_isnand32(8.1dl - __builtin_nand32(""))) FAILURE if (!__builtin_isnand128(__builtin_nand64("") + __builtin_nand128(""))) FAILURE FINISH }
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