/** Copyright (c) 2005-2019 Rich Felker, et al.** Part of MUSL, released under the MIT license.*/#include <fenv.h>#include <features.h>#define hidden __attribute__((__visibility__("hidden")))/* __fesetround wrapper for arch independent argument check */hidden int __fesetround(int);int fesetround(int r){if (r != FE_TONEAREST#ifdef FE_DOWNWARD&& r != FE_DOWNWARD#endif#ifdef FE_UPWARD&& r != FE_UPWARD#endif#ifdef FE_TOWARDZERO&& r != FE_TOWARDZERO#endif)return -1;return __fesetround(r);}