Fixes constexpr member functions in the library that must not be const.
Other papers in Relaxed constexpr
N3302Constexpr Library Additions: complex, v2Portland 2012N3469Constexpr Library Additions: chrono, v3Portland 2012N3470Constexpr Library Additions: containers, v2Portland 2012N3471Constexpr Library Additions: utilities, v3Portland 2012N3652Relaxing constraints on constexpr functions / constexpr member functions and implicit constBristol 2013N3789Constexpr Library Additions: functionalChicago 2013All 7 papers in Relaxed constexpr →