Implement P0415 More constexpr for std::complex.
2018-11-23 Edward Smith-Rowland <3dw4rd@verizon.net> Implement P0415 More constexpr for std::complex. * include/std/complex (conj(complex<Tp>), norm(complex<Tp>)): Constexpr; (real(Tp), imag(Tp)): Constexpr; (operator@=(Tp), operator@=(complex<Tp>)): Constexpr; (operator@(Tp,complex<Tp>), operator@(complex<Tp>,Tp) operator@(complex<Tp>,complex<Tp>)): Constexpr. * testsuite/26_numerics/complex/comparison_operators/ more_constexpr.cc: New test. * testsuite/26_numerics/complex/operators/more_constexpr.cc: New test. * testsuite/26_numerics/complex/requirements/ more_constexpr.cc: New test. * testsuite/26_numerics/complex/value_operations/ more_constexpr.cc: New test. * testsuite/26_numerics/headers/complex/synopsis.cc: Add _GLIBCXX20_CONSTEXPR to applicable operators; Add missing proj(). * testsuite/26_numerics/headers/complex/synopsis.cc: Add _GLIBCXX20_CONSTEXPR to relevant decls. From-SVN: r266416
This commit is contained in:
Edward Smith-Rowland
Edward Smith-Rowland
parent
e02669dbdf
commit
e987fb1ebe
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@ -1,3 +1,23 @@
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2018-11-23 Edward Smith-Rowland <3dw4rd@verizon.net>
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Implement P0415 More constexpr for std::complex.
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* include/std/complex (conj(complex<Tp>), norm(complex<Tp>)): Constexpr;
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(real(Tp), imag(Tp)): Constexpr;
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(operator@=(Tp), operator@=(complex<Tp>)): Constexpr;
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(operator@(Tp,complex<Tp>), operator@(complex<Tp>,Tp)
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operator@(complex<Tp>,complex<Tp>)): Constexpr.
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* testsuite/26_numerics/complex/comparison_operators/
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more_constexpr.cc: New test.
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* testsuite/26_numerics/complex/operators/more_constexpr.cc: New test.
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* testsuite/26_numerics/complex/requirements/
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more_constexpr.cc: New test.
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* testsuite/26_numerics/complex/value_operations/
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more_constexpr.cc: New test.
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* testsuite/26_numerics/headers/complex/synopsis.cc:
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Add _GLIBCXX20_CONSTEXPR to applicable operators; Add missing proj().
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* testsuite/26_numerics/headers/complex/synopsis.cc:
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Add _GLIBCXX20_CONSTEXPR to relevant decls.
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2018-11-23 Martin Sebor <msebor@redhat.com>
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Jonathan Wakely <jwakely@redhat.com>
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@ -70,10 +70,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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/// Return phase angle of @a z.
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template<typename _Tp> _Tp arg(const complex<_Tp>&);
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/// Return @a z magnitude squared.
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template<typename _Tp> _Tp norm(const complex<_Tp>&);
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template<typename _Tp> _Tp _GLIBCXX20_CONSTEXPR norm(const complex<_Tp>&);
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/// Return complex conjugate of @a z.
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template<typename _Tp> complex<_Tp> conj(const complex<_Tp>&);
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template<typename _Tp>
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_GLIBCXX20_CONSTEXPR complex<_Tp> conj(const complex<_Tp>&);
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/// Return complex with magnitude @a rho and angle @a theta.
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template<typename _Tp> complex<_Tp> polar(const _Tp&, const _Tp& = 0);
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@ -169,18 +170,18 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR 387. std::complex over-encapsulated.
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void
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_GLIBCXX20_CONSTEXPR void
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real(_Tp __val) { _M_real = __val; }
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void
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_GLIBCXX20_CONSTEXPR void
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imag(_Tp __val) { _M_imag = __val; }
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/// Assign a scalar to this complex number.
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complex<_Tp>& operator=(const _Tp&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator=(const _Tp&);
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/// Add a scalar to this complex number.
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// 26.2.5/1
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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operator+=(const _Tp& __t)
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{
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_M_real += __t;
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@ -189,7 +190,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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/// Subtract a scalar from this complex number.
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// 26.2.5/3
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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operator-=(const _Tp& __t)
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{
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_M_real -= __t;
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@ -197,30 +198,30 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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/// Multiply this complex number by a scalar.
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complex<_Tp>& operator*=(const _Tp&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator*=(const _Tp&);
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/// Divide this complex number by a scalar.
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complex<_Tp>& operator/=(const _Tp&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator/=(const _Tp&);
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// Let the compiler synthesize the copy assignment operator
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#if __cplusplus >= 201103L
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complex& operator=(const complex&) = default;
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_GLIBCXX20_CONSTEXPR complex& operator=(const complex&) = default;
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#endif
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/// Assign another complex number to this one.
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template<typename _Up>
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complex<_Tp>& operator=(const complex<_Up>&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator=(const complex<_Up>&);
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/// Add another complex number to this one.
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template<typename _Up>
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complex<_Tp>& operator+=(const complex<_Up>&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator+=(const complex<_Up>&);
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/// Subtract another complex number from this one.
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template<typename _Up>
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complex<_Tp>& operator-=(const complex<_Up>&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator-=(const complex<_Up>&);
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/// Multiply this complex number by another.
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template<typename _Up>
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complex<_Tp>& operator*=(const complex<_Up>&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator*=(const complex<_Up>&);
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/// Divide this complex number by another.
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template<typename _Up>
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complex<_Tp>& operator/=(const complex<_Up>&);
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_GLIBCXX20_CONSTEXPR complex<_Tp>& operator/=(const complex<_Up>&);
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_GLIBCXX_CONSTEXPR complex __rep() const
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{ return *this; }
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@ -231,7 +232,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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};
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template<typename _Tp>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator=(const _Tp& __t)
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{
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_M_real = __t;
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@ -241,7 +242,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// 26.2.5/5
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template<typename _Tp>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator*=(const _Tp& __t)
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{
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_M_real *= __t;
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@ -251,7 +252,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// 26.2.5/7
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template<typename _Tp>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator/=(const _Tp& __t)
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{
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_M_real /= __t;
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@ -261,7 +262,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Tp>
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template<typename _Up>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator=(const complex<_Up>& __z)
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{
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_M_real = __z.real();
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@ -272,7 +273,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// 26.2.5/9
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template<typename _Tp>
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template<typename _Up>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator+=(const complex<_Up>& __z)
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{
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_M_real += __z.real();
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@ -283,7 +284,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// 26.2.5/11
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template<typename _Tp>
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template<typename _Up>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator-=(const complex<_Up>& __z)
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{
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_M_real -= __z.real();
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@ -295,7 +296,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// XXX: This is a grammar school implementation.
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template<typename _Tp>
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template<typename _Up>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator*=(const complex<_Up>& __z)
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{
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const _Tp __r = _M_real * __z.real() - _M_imag * __z.imag();
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@ -308,7 +309,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// XXX: This is a grammar school implementation.
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template<typename _Tp>
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template<typename _Up>
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complex<_Tp>&
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_GLIBCXX20_CONSTEXPR complex<_Tp>&
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complex<_Tp>::operator/=(const complex<_Up>& __z)
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{
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const _Tp __r = _M_real * __z.real() + _M_imag * __z.imag();
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@ -322,7 +323,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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//@{
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/// Return new complex value @a x plus @a y.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator+(const complex<_Tp>& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __x;
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@ -331,7 +332,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator+(const complex<_Tp>& __x, const _Tp& __y)
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{
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complex<_Tp> __r = __x;
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@ -340,7 +341,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator+(const _Tp& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __y;
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@ -352,7 +353,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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//@{
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/// Return new complex value @a x minus @a y.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator-(const complex<_Tp>& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __x;
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@ -361,7 +362,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator-(const complex<_Tp>& __x, const _Tp& __y)
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{
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complex<_Tp> __r = __x;
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@ -370,11 +371,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator-(const _Tp& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r(__x, -__y.imag());
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__r -= __y.real();
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complex<_Tp> __r = -__y;
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__r += __x;
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return __r;
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}
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//@}
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@ -382,7 +383,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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//@{
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/// Return new complex value @a x times @a y.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator*(const complex<_Tp>& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __x;
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@ -391,7 +392,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator*(const complex<_Tp>& __x, const _Tp& __y)
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{
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complex<_Tp> __r = __x;
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@ -400,7 +401,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator*(const _Tp& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __y;
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@ -412,7 +413,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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//@{
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/// Return new complex value @a x divided by @a y.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator/(const complex<_Tp>& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __x;
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@ -421,7 +422,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator/(const complex<_Tp>& __x, const _Tp& __y)
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{
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complex<_Tp> __r = __x;
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@ -430,7 +431,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator/(const _Tp& __x, const complex<_Tp>& __y)
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{
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complex<_Tp> __r = __x;
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@ -441,13 +442,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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/// Return @a x.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator+(const complex<_Tp>& __x)
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{ return __x; }
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/// Return complex negation of @a x.
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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operator-(const complex<_Tp>& __x)
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{ return complex<_Tp>(-__x.real(), -__x.imag()); }
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@ -658,7 +659,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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struct _Norm_helper
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{
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template<typename _Tp>
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static inline _Tp _S_do_it(const complex<_Tp>& __z)
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static inline _GLIBCXX_CONSTEXPR _Tp _S_do_it(const complex<_Tp>& __z)
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{
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const _Tp __x = __z.real();
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const _Tp __y = __z.imag();
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@ -670,15 +671,18 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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struct _Norm_helper<true>
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{
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template<typename _Tp>
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static inline _Tp _S_do_it(const complex<_Tp>& __z)
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static inline _GLIBCXX_CONSTEXPR _Tp _S_do_it(const complex<_Tp>& __z)
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{
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_Tp __res = std::abs(__z);
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return __res * __res;
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//_Tp __res = std::abs(__z);
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//return __res * __res;
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const _Tp __x = __z.real();
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const _Tp __y = __z.imag();
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return __x * __x + __y * __y;
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}
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};
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template<typename _Tp>
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inline _Tp
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inline _GLIBCXX20_CONSTEXPR _Tp
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norm(const complex<_Tp>& __z)
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{
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return _Norm_helper<__is_floating<_Tp>::__value
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@ -694,7 +698,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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inline complex<_Tp>
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inline _GLIBCXX20_CONSTEXPR complex<_Tp>
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conj(const complex<_Tp>& __z)
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{ return complex<_Tp>(__z.real(), -__z.imag()); }
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@ -1115,41 +1119,41 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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// _GLIBCXX_RESOLVE_LIB_DEFECTS
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// DR 387. std::complex over-encapsulated.
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void
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_GLIBCXX20_CONSTEXPR void
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real(float __val) { __real__ _M_value = __val; }
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void
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_GLIBCXX20_CONSTEXPR void
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imag(float __val) { __imag__ _M_value = __val; }
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator=(float __f)
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{
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_M_value = __f;
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return *this;
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}
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator+=(float __f)
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{
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_M_value += __f;
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return *this;
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}
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator-=(float __f)
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{
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_M_value -= __f;
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return *this;
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}
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator*=(float __f)
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{
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_M_value *= __f;
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return *this;
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}
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator/=(float __f)
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{
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_M_value /= __f;
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@ -1163,7 +1167,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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#endif
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template<typename _Tp>
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator=(const complex<_Tp>& __z)
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{
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__real__ _M_value = __z.real();
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@ -1172,41 +1176,35 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
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}
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template<typename _Tp>
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complex&
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_GLIBCXX20_CONSTEXPR complex&
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operator+=(const complex<_Tp>& __z)
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{
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__real__ _M_value += __z.real();
|
||||
__imag__ _M_value += __z.imag();
|
||||
_M_value += __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<class _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator-=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value -= __z.real();
|
||||
__imag__ _M_value -= __z.imag();
|
||||
_M_value -= __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<class _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator*=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value *= __t;
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<class _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator/=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value /= __t;
|
||||
return *this;
|
||||
}
|
||||
|
|
@ -1268,41 +1266,41 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
|
||||
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
||||
// DR 387. std::complex over-encapsulated.
|
||||
void
|
||||
_GLIBCXX20_CONSTEXPR void
|
||||
real(double __val) { __real__ _M_value = __val; }
|
||||
|
||||
void
|
||||
_GLIBCXX20_CONSTEXPR void
|
||||
imag(double __val) { __imag__ _M_value = __val; }
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator=(double __d)
|
||||
{
|
||||
_M_value = __d;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator+=(double __d)
|
||||
{
|
||||
_M_value += __d;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator-=(double __d)
|
||||
{
|
||||
_M_value -= __d;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator*=(double __d)
|
||||
{
|
||||
_M_value *= __d;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator/=(double __d)
|
||||
{
|
||||
_M_value /= __d;
|
||||
|
|
@ -1315,50 +1313,43 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
#endif
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value = __z.real();
|
||||
__imag__ _M_value = __z.imag();
|
||||
_M_value = __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator+=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value += __z.real();
|
||||
__imag__ _M_value += __z.imag();
|
||||
_M_value += __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator-=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value -= __z.real();
|
||||
__imag__ _M_value -= __z.imag();
|
||||
_M_value -= __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator*=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value *= __t;
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator/=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value /= __t;
|
||||
return *this;
|
||||
}
|
||||
|
|
@ -1422,41 +1413,41 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
|
||||
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
||||
// DR 387. std::complex over-encapsulated.
|
||||
void
|
||||
_GLIBCXX20_CONSTEXPR void
|
||||
real(long double __val) { __real__ _M_value = __val; }
|
||||
|
||||
void
|
||||
_GLIBCXX20_CONSTEXPR void
|
||||
imag(long double __val) { __imag__ _M_value = __val; }
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator=(long double __r)
|
||||
{
|
||||
_M_value = __r;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator+=(long double __r)
|
||||
{
|
||||
_M_value += __r;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator-=(long double __r)
|
||||
{
|
||||
_M_value -= __r;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator*=(long double __r)
|
||||
{
|
||||
_M_value *= __r;
|
||||
return *this;
|
||||
}
|
||||
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator/=(long double __r)
|
||||
{
|
||||
_M_value /= __r;
|
||||
|
|
@ -1469,50 +1460,43 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
#endif
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value = __z.real();
|
||||
__imag__ _M_value = __z.imag();
|
||||
_M_value = __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator+=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value += __z.real();
|
||||
__imag__ _M_value += __z.imag();
|
||||
_M_value += __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator-=(const complex<_Tp>& __z)
|
||||
{
|
||||
__real__ _M_value -= __z.real();
|
||||
__imag__ _M_value -= __z.imag();
|
||||
_M_value -= __z.__rep();
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator*=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value *= __t;
|
||||
return *this;
|
||||
}
|
||||
|
||||
template<typename _Tp>
|
||||
complex&
|
||||
_GLIBCXX20_CONSTEXPR complex&
|
||||
operator/=(const complex<_Tp>& __z)
|
||||
{
|
||||
_ComplexT __t;
|
||||
__real__ __t = __z.real();
|
||||
__imag__ __t = __z.imag();
|
||||
const _ComplexT __t = __z.__rep();
|
||||
_M_value /= __t;
|
||||
return *this;
|
||||
}
|
||||
|
|
@ -1872,7 +1856,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
{ return _Tp(); }
|
||||
|
||||
template<typename _Tp>
|
||||
inline typename __gnu_cxx::__promote<_Tp>::__type
|
||||
_GLIBCXX20_CONSTEXPR inline typename __gnu_cxx::__promote<_Tp>::__type
|
||||
norm(_Tp __x)
|
||||
{
|
||||
typedef typename __gnu_cxx::__promote<_Tp>::__type __type;
|
||||
|
|
@ -1911,7 +1895,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
|
||||
// Forward declarations.
|
||||
// DR 781.
|
||||
template<typename _Tp> std::complex<_Tp> proj(const std::complex<_Tp>&);
|
||||
template<typename _Tp>
|
||||
std::complex<_Tp> proj(const std::complex<_Tp>&);
|
||||
|
||||
template<typename _Tp>
|
||||
std::complex<_Tp>
|
||||
|
|
@ -1957,7 +1942,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
|
|||
}
|
||||
|
||||
template<typename _Tp>
|
||||
inline std::complex<typename __gnu_cxx::__promote<_Tp>::__type>
|
||||
inline _GLIBCXX20_CONSTEXPR
|
||||
std::complex<typename __gnu_cxx::__promote<_Tp>::__type>
|
||||
conj(_Tp __x)
|
||||
{
|
||||
typedef typename __gnu_cxx::__promote<_Tp>::__type __type;
|
||||
|
|
|
|||
|
|
@ -0,0 +1,52 @@
|
|||
// { dg-options "-std=gnu++2a" }
|
||||
// { dg-do compile { target c++2a } }
|
||||
|
||||
// Copyright (C) 2018 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
#include <complex>
|
||||
#include <testsuite_common_types.h>
|
||||
|
||||
template<bool ok>
|
||||
struct thing
|
||||
{ };
|
||||
|
||||
//
|
||||
template<typename _Tp>
|
||||
void
|
||||
test_comparison()
|
||||
{
|
||||
constexpr std::complex<_Tp> a{1.1, 2.2};
|
||||
constexpr std::complex<_Tp> b{3.3, 4.4};
|
||||
if constexpr (a == b)
|
||||
auto c [[maybe_unused]] = a + b;
|
||||
if constexpr (a != b)
|
||||
auto c [[maybe_unused]] = a - b;
|
||||
|
||||
thing<a == b> thing1 [[maybe_unused]];
|
||||
thing<a != b> thing2 [[maybe_unused]];
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
test_comparison<float>();
|
||||
test_comparison<double>();
|
||||
test_comparison<long double>();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,62 @@
|
|||
// { dg-options "-std=gnu++2a" }
|
||||
// { dg-do compile { target c++2a } }
|
||||
|
||||
// Copyright (C) 2018 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
#include <complex>
|
||||
#include <testsuite_common_types.h>
|
||||
|
||||
namespace __gnu_test
|
||||
{
|
||||
// Test constexpr symmetric complex @ real, real @ complex, complex @ complex.
|
||||
template<typename _Tp>
|
||||
void
|
||||
test_operators()
|
||||
{
|
||||
constexpr std::complex<_Tp> a{1, 2};
|
||||
constexpr std::complex<_Tp> b{3, 4};
|
||||
constexpr _Tp c = 5;
|
||||
|
||||
constexpr auto w [[maybe_unused]] = +a;
|
||||
constexpr auto z [[maybe_unused]] = -a;
|
||||
|
||||
constexpr auto apc [[maybe_unused]] = a + c;
|
||||
constexpr auto amc [[maybe_unused]] = a - c;
|
||||
constexpr auto atc [[maybe_unused]] = a * c;
|
||||
constexpr auto adc [[maybe_unused]] = a / c;
|
||||
|
||||
constexpr auto cpa [[maybe_unused]] = c + a;
|
||||
constexpr auto cma [[maybe_unused]] = c - a;
|
||||
constexpr auto cta [[maybe_unused]] = c * a;
|
||||
constexpr auto cda [[maybe_unused]] = c / a;
|
||||
|
||||
constexpr auto apb [[maybe_unused]] = a + b;
|
||||
constexpr auto amb [[maybe_unused]] = a - b;
|
||||
constexpr auto atb [[maybe_unused]] = a * b;
|
||||
constexpr auto adb [[maybe_unused]] = a / b;
|
||||
}
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
__gnu_test::test_operators<float>();
|
||||
__gnu_test::test_operators<double>();
|
||||
__gnu_test::test_operators<long double>();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,171 @@
|
|||
// { dg-options "-std=gnu++2a" }
|
||||
// { dg-do compile { target c++2a } }
|
||||
|
||||
// Copyright (C) 2018 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
#include <complex>
|
||||
#include <testsuite_common_types.h>
|
||||
|
||||
namespace __gnu_test
|
||||
{
|
||||
|
||||
// Test constexpr real(val) imag(val).
|
||||
template<typename _Tp, const int _Val = 42>
|
||||
inline void
|
||||
set_real(std::complex<_Tp>& a)
|
||||
{ a.real(_Val); }
|
||||
|
||||
template<typename _Tp, const int _Val = 42>
|
||||
inline void
|
||||
set_imag(std::complex<_Tp>& a)
|
||||
{ a.imag(_Val); }
|
||||
|
||||
template<typename _Tp>
|
||||
void
|
||||
test_members()
|
||||
{
|
||||
constexpr std::complex<_Tp> a{1.1, 2.2};
|
||||
|
||||
std::complex<_Tp> z = a;
|
||||
|
||||
set_real<_Tp, 33>(z);
|
||||
set_imag<_Tp, 44>(z);
|
||||
}
|
||||
|
||||
// Test operators @=complex and @=real.
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
sum(const std::complex<_Tp>& z, const std::complex<_Up>& w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x += w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
sum(const std::complex<_Tp>& z, _Up w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x += w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
dif(const std::complex<_Tp>& z, const std::complex<_Up>& w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x -= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
dif(const std::complex<_Tp>& z, _Up w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x -= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
prod(const std::complex<_Tp>& z, const std::complex<_Up>& w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x *= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
prod(const std::complex<_Tp>& z, _Up w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x *= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
quot(const std::complex<_Tp>& z, const std::complex<_Up>& w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x /= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
constexpr std::complex<_Tp>
|
||||
quot(const std::complex<_Tp>& z, _Up w)
|
||||
{
|
||||
std::complex<_Tp> x = z;
|
||||
x /= w;
|
||||
return x;
|
||||
}
|
||||
|
||||
template<typename _Tp, typename _Up>
|
||||
void
|
||||
test_operator_members()
|
||||
{
|
||||
constexpr std::complex<_Tp> a{10, 20};
|
||||
constexpr std::complex<_Up> b{6, 8};
|
||||
constexpr _Up c{10};
|
||||
|
||||
constexpr auto apc = sum(a, c);
|
||||
static_assert(apc == std::complex<_Tp>{20, 20});
|
||||
constexpr auto amc = dif(a, c);
|
||||
static_assert(amc == std::complex<_Tp>{0, 20});
|
||||
constexpr auto atc = prod(a, c);
|
||||
static_assert(atc == std::complex<_Tp>{100, 200});
|
||||
constexpr auto adc = quot(a, c);
|
||||
static_assert(adc == std::complex<_Tp>{1, 2});
|
||||
|
||||
constexpr auto apb = sum(a, b);
|
||||
static_assert(apb == std::complex<_Tp>{16, 28});
|
||||
constexpr auto amb = dif(a, b);
|
||||
static_assert(amb == std::complex<_Tp>{4, 12});
|
||||
constexpr auto atb = prod(a, b);
|
||||
static_assert(atb == std::complex<_Tp>{-100, 200});
|
||||
constexpr auto adb = quot(a, b);
|
||||
static_assert(adb == std::complex<_Tp>{11/_Tp{5}, 2/_Tp{5}});
|
||||
}
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
__gnu_test::test_members<float>();
|
||||
__gnu_test::test_members<double>();
|
||||
__gnu_test::test_members<long double>();
|
||||
|
||||
__gnu_test::test_operator_members<float, float>();
|
||||
__gnu_test::test_operator_members<float, double>();
|
||||
__gnu_test::test_operator_members<float, long double>();
|
||||
__gnu_test::test_operator_members<double, float>();
|
||||
__gnu_test::test_operator_members<double, double>();
|
||||
__gnu_test::test_operator_members<double, long double>();
|
||||
__gnu_test::test_operator_members<long double, float>();
|
||||
__gnu_test::test_operator_members<long double, double>();
|
||||
__gnu_test::test_operator_members<long double, long double>();
|
||||
|
||||
// Test primary template.
|
||||
__gnu_test::test_operator_members<__float128, __float128>();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -0,0 +1,59 @@
|
|||
// { dg-options "-std=gnu++2a" }
|
||||
// { dg-do compile { target c++2a } }
|
||||
|
||||
// Copyright (C) 2018 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
// terms of the GNU General Public License as published by the
|
||||
// Free Software Foundation; either version 3, or (at your option)
|
||||
// any later version.
|
||||
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
|
||||
// You should have received a copy of the GNU General Public License along
|
||||
// with this library; see the file COPYING3. If not see
|
||||
// <http://www.gnu.org/licenses/>.
|
||||
|
||||
#include <complex>
|
||||
#include <testsuite_common_types.h>
|
||||
|
||||
namespace __gnu_test
|
||||
{
|
||||
struct constexpr_functions
|
||||
{
|
||||
template<typename _Ttesttype>
|
||||
void
|
||||
operator()()
|
||||
{
|
||||
struct _Concept
|
||||
{
|
||||
void __constraint()
|
||||
{
|
||||
typedef typename _Ttesttype::_ComplexT _ComplexT;
|
||||
constexpr _ComplexT cc = { 1.1 };
|
||||
constexpr _Ttesttype a(cc);
|
||||
constexpr auto v1 [[maybe_unused]] = norm(a);
|
||||
constexpr auto v2 [[maybe_unused]] = conj(a);
|
||||
}
|
||||
};
|
||||
|
||||
_Concept c;
|
||||
c.__constraint();
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
int main()
|
||||
{
|
||||
__gnu_test::constexpr_functions test;
|
||||
|
||||
test.operator()<std::complex<float>>();
|
||||
test.operator()<std::complex<double>>();
|
||||
test.operator()<std::complex<long double>>();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -28,37 +28,56 @@ namespace std {
|
|||
|
||||
// 26.2.6 operators:
|
||||
template<class T>
|
||||
complex<T> operator+(const complex<T>&, const complex<T>&);
|
||||
template<class T> complex<T> operator+(const complex<T>&, const T&);
|
||||
template<class T> complex<T> operator+(const T&, const complex<T>&);
|
||||
template<class T> complex<T> operator-
|
||||
(const complex<T>&, const complex<T>&);
|
||||
template<class T> complex<T> operator-(const complex<T>&, const T&);
|
||||
template<class T> complex<T> operator-(const T&, const complex<T>&);
|
||||
template<class T> complex<T> operator*
|
||||
(const complex<T>&, const complex<T>&);
|
||||
template<class T> complex<T> operator*(const complex<T>&, const T&);
|
||||
template<class T> complex<T> operator*(const T&, const complex<T>&);
|
||||
template<class T> complex<T> operator/
|
||||
(const complex<T>&, const complex<T>&);
|
||||
template<class T> complex<T> operator/(const complex<T>&, const T&);
|
||||
template<class T> complex<T> operator/(const T&, const complex<T>&);
|
||||
template<class T> complex<T> operator+(const complex<T>&);
|
||||
template<class T> complex<T> operator-(const complex<T>&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator==
|
||||
(const complex<T>&, const complex<T>&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator==
|
||||
(const complex<T>&, const T&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator==
|
||||
(const T&, const complex<T>&);
|
||||
_GLIBCXX20_CONSTEXPR complex<T>
|
||||
operator+(const complex<T>&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator+(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator+(const T&, const complex<T>&);
|
||||
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T>
|
||||
operator-(const complex<T>&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator-(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator-(const T&, const complex<T>&);
|
||||
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator!=
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator*
|
||||
(const complex<T>&, const complex<T>&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator!=
|
||||
(const complex<T>&, const T&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR bool operator!=
|
||||
(const T&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator*(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator*(const T&, const complex<T>&);
|
||||
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T>
|
||||
operator/(const complex<T>&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator/(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator/(const T&, const complex<T>&);
|
||||
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator+(const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX20_CONSTEXPR complex<T> operator-(const complex<T>&);
|
||||
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator==(const complex<T>&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator==(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator==(const T&, const complex<T>&);
|
||||
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator!=(const complex<T>&, const complex<T>&);
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator!=(const complex<T>&, const T&);
|
||||
template<class T>
|
||||
_GLIBCXX_CONSTEXPR bool operator!=(const T&, const complex<T>&);
|
||||
|
||||
template<class T, class charT, class traits>
|
||||
basic_istream<charT, traits>&
|
||||
operator>>(basic_istream<charT, traits>&, complex<T>&);
|
||||
|
|
@ -70,9 +89,10 @@ namespace std {
|
|||
template<class T> _GLIBCXX_CONSTEXPR T real(const complex<T>&);
|
||||
template<class T> _GLIBCXX_CONSTEXPR T imag(const complex<T>&);
|
||||
template<class T> T abs(const complex<T>&);
|
||||
template<class T> T arg(const complex<T>&);
|
||||
template<class T> T norm(const complex<T>&);
|
||||
template<class T> complex<T> conj(const complex<T>&);
|
||||
template<class T> _GLIBCXX20_CONSTEXPR T arg(const complex<T>&);
|
||||
template<class T> _GLIBCXX20_CONSTEXPR T norm(const complex<T>&);
|
||||
template<class T> _GLIBCXX20_CONSTEXPR complex<T> conj(const complex<T>&);
|
||||
template<class T> _GLIBCXX20_CONSTEXPR complex<T> proj(const complex<T>&);
|
||||
template<class T> complex<T> polar(const T& rho, const T& theta);
|
||||
|
||||
// 26.2.8 transcendentals:
|
||||
|
|
|
|||
Loading…
Reference in New Issue