1*072a4ba8SAndrew Turner; erfc.tst - Directed test cases for erfc 2*072a4ba8SAndrew Turner; 3*072a4ba8SAndrew Turner; Copyright (c) 2022-2023, Arm Limited. 4*072a4ba8SAndrew Turner; SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception 5*072a4ba8SAndrew Turner 6*072a4ba8SAndrew Turnerfunc=erfc op1=7ff80000.00000001 result=7ff80000.00000001 errno=0 7*072a4ba8SAndrew Turnerfunc=erfc op1=fff80000.00000001 result=7ff80000.00000001 errno=0 8*072a4ba8SAndrew Turnerfunc=erfc op1=7ff00000.00000001 result=7ff80000.00000001 errno=0 status=i 9*072a4ba8SAndrew Turnerfunc=erfc op1=fff00000.00000001 result=7ff80000.00000001 errno=0 status=i 10*072a4ba8SAndrew Turnerfunc=erfc op1=7ff00000.00000000 result=00000000.00000000 errno=0 11*072a4ba8SAndrew Turnerfunc=erfc op1=7fefffff.ffffffff result=00000000.00000000 errno=ERANGE status=ux 12*072a4ba8SAndrew Turner; We deliberately turned off errno setting in erf, as standard simply 13*072a4ba8SAndrew Turner; state that errno `may` be set to ERANGE in case of underflow. 14*072a4ba8SAndrew Turner; As a result the following condition on errno cannot be satisfied. 15*072a4ba8SAndrew Turner; 16*072a4ba8SAndrew Turner; func=erfc op1=403b44af.48b01531 result=00000000.00000000 errno=ERANGE status=ux 17*072a4ba8SAndrew Turner; 18*072a4ba8SAndrew Turnerfunc=erfc op1=c03b44af.48b01531 result=40000000.00000000 errno=0 19*072a4ba8SAndrew Turnerfunc=erfc op1=403bffff.ffffffff result=00000000.00000000 errno=ERANGE status=ux 20*072a4ba8SAndrew Turnerfunc=erfc op1=c03bffff.ffffffff result=40000000.00000000 errno=0 21*072a4ba8SAndrew Turnerfunc=erfc op1=fff00000.00000000 result=40000000.00000000 errno=0 22*072a4ba8SAndrew Turnerfunc=erfc op1=00000000.00000000 result=3ff00000.00000000 errno=0 23*072a4ba8SAndrew Turnerfunc=erfc op1=80000000.00000000 result=3ff00000.00000000 errno=0 24