1 //===-- Implementation of feholdexcept function ---------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/fenv/feholdexcept.h" 10 #include "hdr/types/fenv_t.h" 11 #include "src/__support/FPUtil/FEnvImpl.h" 12 #include "src/__support/common.h" 13 14 namespace LIBC_NAMESPACE { 15 16 LLVM_LIBC_FUNCTION(int, feholdexcept, (fenv_t * envp)) { 17 if (fputil::get_env(envp) != 0) 18 return -1; 19 fputil::clear_except(FE_ALL_EXCEPT); 20 fputil::disable_except(FE_ALL_EXCEPT); 21 return 0; 22 } 23 24 } // namespace LIBC_NAMESPACE 25