# dmath_isfinite
# Independent oracle: Decimal at 430 and 570 digits / exact Fraction arithmetic.
# Frozen bits and sweep require review; generation never recalibrates them.
# Nonfinite outputs: nan checks classification; +/-inf checks classification and sign.
# sweep 497cb7af0aedf945
# case  input0  input1  frozen0  frozen1  reference0  reference1  max_ulp
positive_zero 0000000000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x0.0p+0 y=0x0.0p+0
negative_zero 8000000000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x0.0p+0 y=0x0.0p+0
least_subnormal 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x0.0000000000001p-1022 y=0x0.0p+0
negative_least_subnormal 8000000000000001 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x0.0000000000001p-1022 y=0x0.0p+0
third_subnormal 0000000000000003 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x0.0000000000003p-1022 y=0x0.0p+0
negative_third_subnormal 8000000000000003 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x0.0000000000003p-1022 y=0x0.0p+0
largest_subnormal 000fffffffffffff 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x0.fffffffffffffp-1022 y=0x0.0p+0
negative_largest_subnormal 800fffffffffffff 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x0.fffffffffffffp-1022 y=0x0.0p+0
least_normal 0010000000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x1.0000000000000p-1022 y=0x0.0p+0
negative_least_normal 8010000000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x1.0000000000000p-1022 y=0x0.0p+0
largest_finite 7fefffffffffffff 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x1.fffffffffffffp+1023 y=0x0.0p+0
negative_largest_finite ffefffffffffffff 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x1.fffffffffffffp+1023 y=0x0.0p+0
positive_infinity 7ff0000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=inf y=0x0.0p+0
negative_infinity fff0000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=-inf y=0x0.0p+0
quiet_nan_payload 7ff8abcdef135790 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=nan y=0x0.0p+0
negative_quiet_nan_payload fff8abcdef135790 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=nan y=0x0.0p+0
signaling_nan_payload 7ff0000000010248 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=nan y=0x0.0p+0
negative_signaling_nan_payload fff0000000010248 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0 # x=nan y=0x0.0p+0
ordinary_positive 424abc1230000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=0x1.abc1230000000p+37 y=0x0.0p+0
ordinary_negative b762468000000000 0000000000000000 0000000000000001 0000000000000000 0000000000000001 0000000000000000 0 # x=-0x1.2468000000000p-137 y=0x0.0p+0