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author | Paolo Carlini <paolo@gcc.gnu.org> | 2013-07-25 21:24:07 +0000 |
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committer | Paolo Carlini <paolo@gcc.gnu.org> | 2013-07-25 21:24:07 +0000 |
commit | 4e30cb71f94c2874b93f2c27a839d816e11f81e5 (patch) | |
tree | a039de12bfd4eeff34cc614e672b47db2b9744e7 /libstdc++-v3/include | |
parent | 41a7c2158dd2e6a2e34fe11b0c147eac4b760850 (diff) | |
download | gcc-4e30cb71f94c2874b93f2c27a839d816e11f81e5.zip gcc-4e30cb71f94c2874b93f2c27a839d816e11f81e5.tar.gz gcc-4e30cb71f94c2874b93f2c27a839d816e11f81e5.tar.bz2 |
complex (pow(const complex<>&, int)): Enable in C++11 mode too.
2013-07-25 Paolo Carlini <paolo.carlini@oracle.com>
* include/std/complex (pow(const complex<>&, int)): Enable in
C++11 mode too.
* testsuite/26_numerics/complex/dr844.cc: Adjust.
* doc/xml/manual/intro.xml: Update.
From-SVN: r201253
Diffstat (limited to 'libstdc++-v3/include')
-rw-r--r-- | libstdc++-v3/include/std/complex | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/libstdc++-v3/include/std/complex b/libstdc++-v3/include/std/complex index 7f100a0..58edb4f 100644 --- a/libstdc++-v3/include/std/complex +++ b/libstdc++-v3/include/std/complex @@ -88,11 +88,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Tp> complex<_Tp> log(const complex<_Tp>&); /// Return complex base 10 logarithm of @a z. template<typename _Tp> complex<_Tp> log10(const complex<_Tp>&); -#if __cplusplus < 201103L - // DR 844. /// Return @a x to the @a y'th power. template<typename _Tp> complex<_Tp> pow(const complex<_Tp>&, int); -#endif /// Return @a x to the @a y'th power. template<typename _Tp> complex<_Tp> pow(const complex<_Tp>&, const _Tp&); /// Return @a x to the @a y'th power. @@ -955,7 +952,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // 26.2.8/9 pow(__x, __y): Returns the complex power base of __x // raised to the __y-th power. The branch // cut is on the negative axis. -#if __cplusplus < 201103L template<typename _Tp> complex<_Tp> __complex_pow_unsigned(complex<_Tp> __x, unsigned __n) @@ -972,8 +968,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION return __y; } - // _GLIBCXX_RESOLVE_LIB_DEFECTS + // In C++11 mode we used to implement the resolution of // DR 844. complex pow return type is ambiguous. + // thus the following overload was disabled in that mode. However, doing + // that causes all sorts of issues, see, for example: + // http://gcc.gnu.org/ml/libstdc++/2013-01/msg00058.html + // and also PR57974. template<typename _Tp> inline complex<_Tp> pow(const complex<_Tp>& __z, int __n) @@ -982,7 +982,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION ? complex<_Tp>(1) / std::__complex_pow_unsigned(__z, -(unsigned)__n) : std::__complex_pow_unsigned(__z, __n); } -#endif template<typename _Tp> complex<_Tp> |