1 // 2 // fp_flags.cpp 3 // 4 // Copyright (c) Microsoft Corporation. All rights reserved. 5 // 6 // Public data used by the floating point library 7 // 8 9 extern "C" { int __fastflag{0}; } 10 11 12 13 // Routine to set the fast flag in order to speed up computation 14 // of transcendentals at the expense of limiting error checking __setfflag(int const new_flag)15extern "C" int __cdecl __setfflag(int const new_flag) 16 { 17 int const old_flag = __fastflag; 18 __fastflag = new_flag; 19 return old_flag; 20 } 21