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std::feupdateenv(3) C++ Standard Libary std::feupdateenv(3) NAME std::feupdateenv - std::feupdateenv Synopsis Defined in header <cfenv> int feupdateenv( const std::fenv_t* envp ) (since C++11) First, remembers the currently raised floating-point exceptions, then restores the floating-point environment from the object pointed to by envp (simi- lar to std::fesetenv), then raises the floating-point exceptions that were saved. This function may be used to end the non-stop mode established by an earlier call to std::feholdexcept. Parameters envp - pointer to the object of type std::fenv_t set by an earlier call to std::feholdexcept or std::fegetenv or equal to FE_DFL_ENV Return value 0 on success, non-zero otherwise. See also feholdexcept saves the environment, clears all status flags and ig- nores all future (C++11) errors (function) fegetenv saves or restores the current floating-point environ- ment fesetenv (function) (C++11) FE_DFL_ENV default floating-point environment (C++11) (macro constant) http://cppreference.com 2022.07.31 std::feupdateenv(3)
NAME | Synopsis | Parameters | Return value | See also
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