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-rw-r--r--gnu/lib/libstdc++/libstdc++/include/bits/cpp_type_traits.h32
-rw-r--r--gnu/lib/libstdc++/libstdc++/include/c_std/std_cmath.h99
-rw-r--r--gnu/lib/libstdc++/shlib_version2
3 files changed, 132 insertions, 1 deletions
diff --git a/gnu/lib/libstdc++/libstdc++/include/bits/cpp_type_traits.h b/gnu/lib/libstdc++/libstdc++/include/bits/cpp_type_traits.h
index 8a888e5e977..ad46a3bd433 100644
--- a/gnu/lib/libstdc++/libstdc++/include/bits/cpp_type_traits.h
+++ b/gnu/lib/libstdc++/libstdc++/include/bits/cpp_type_traits.h
@@ -66,6 +66,38 @@
namespace std
{
+ // Compare for equality of types.
+ template<typename, typename>
+ struct __are_same
+ {
+ enum
+ {
+ _M_type = 0
+ };
+ };
+
+ template<typename _Tp>
+ struct __are_same<_Tp, _Tp>
+ {
+ enum
+ {
+ _M_type = 1
+ };
+ };
+
+ // Define a nested type if some predicate holds.
+ template<typename, bool>
+ struct __enable_if
+ {
+ };
+
+ template<typename _Tp>
+ struct __enable_if<_Tp, true>
+ {
+ typedef _Tp _M_type;
+ };
+
+ // Holds if the template-argument is a void type.
template<typename _Tp>
struct __is_void
{
diff --git a/gnu/lib/libstdc++/libstdc++/include/c_std/std_cmath.h b/gnu/lib/libstdc++/libstdc++/include/c_std/std_cmath.h
index 1b999ab40a7..92e29fd7b1a 100644
--- a/gnu/lib/libstdc++/libstdc++/include/c_std/std_cmath.h
+++ b/gnu/lib/libstdc++/libstdc++/include/c_std/std_cmath.h
@@ -47,6 +47,7 @@
#pragma GCC system_header
#include <bits/c++config.h>
+#include <bits/cpp_type_traits.h>
#include <math.h>
@@ -197,6 +198,13 @@ namespace std
acos(long double __x) { return ::acos(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ acos(_Tp __x)
+ {
+ return ::acos(static_cast<double>(__x));
+ }
+
using ::asin;
#if defined(_GLIBCPP_HAVE_ASINF)
@@ -215,6 +223,11 @@ namespace std
asin(long double __x) { return ::asin(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ asin(_Tp __x)
+ { return ::asin(static_cast<double>(__x)); }
+
using ::atan;
#if defined(_GLIBCPP_HAVE_ATANF)
@@ -233,6 +246,11 @@ namespace std
atan(long double __x) { return ::atan(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ atan(_Tp __x)
+ { return ::atan(static_cast<double>(__x)); }
+
using ::atan2;
#if defined(_GLIBCPP_HAVE_ATAN2F)
@@ -253,6 +271,12 @@ namespace std
{ return ::atan2(static_cast<double>(__y), static_cast<double>(__x)); }
#endif
+ template<typename _Tp, typename _Up>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type
+ && __is_integer<_Up>::_M_type>::_M_type
+ atan2(_Tp __x, _Up __y)
+ { return ::atan2(static_cast<double>(__x), static_cast<double>(__y)); }
+
using ::ceil;
#if defined(_GLIBCPP_HAVE_CEILF)
@@ -271,6 +295,11 @@ namespace std
ceil(long double __x) { return ::ceil(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ ceil(_Tp __x)
+ { return ::ceil(static_cast<double>(__x)); }
+
using ::cos;
inline float
@@ -281,6 +310,11 @@ namespace std
cos(long double __x)
{ return __builtin_cosl(__x); }
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ cos(_Tp __x)
+ { return __builtin_cos(__x); }
+
using ::cosh;
#if defined(_GLIBCPP_HAVE_COSHF)
@@ -299,6 +333,11 @@ namespace std
cosh(long double __x) { return ::cosh(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ cosh(_Tp __x)
+ { return ::cosh(static_cast<double>(__x)); }
+
using ::exp;
#if defined(_GLIBCPP_HAVE_EXPF)
@@ -317,6 +356,11 @@ namespace std
exp(long double __x) { return ::exp(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ exp(_Tp __x)
+ { return ::exp(static_cast<double>(__x)); }
+
using ::fabs;
inline float
@@ -327,6 +371,11 @@ namespace std
fabs(long double __x)
{ return __builtin_fabsl(__x); }
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ fabs(_Tp __x)
+ { return __builtin_fabs(__x); }
+
using ::floor;
#if defined(_GLIBCPP_HAVE_FLOORF)
@@ -345,6 +394,11 @@ namespace std
floor(long double __x) { return ::floor(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ floor(_Tp __x)
+ { return ::floor(static_cast<double>(__x)); }
+
using ::fmod;
#if defined(_GLIBCPP_HAVE_FMODF)
@@ -384,6 +438,11 @@ namespace std
{ return ::frexp(static_cast<double>(__x), __exp); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ frexp(_Tp __x, int* __exp)
+ { return ::frexp(static_cast<double>(__x), __exp); }
+
using ::ldexp;
#if defined(_GLIBCPP_HAVE_LDEXPF)
@@ -404,6 +463,11 @@ namespace std
{ return ::ldexp(static_cast<double>(__x), __exp); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ ldexp(_Tp __x, int __exp)
+ { return ::ldexp(static_cast<double>(__x), __exp); }
+
using ::log;
#if defined(_GLIBCPP_HAVE_LOGF)
@@ -422,6 +486,11 @@ namespace std
log(long double __x) { return ::log(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ log(_Tp __x)
+ { return ::log(static_cast<double>(__x)); }
+
using ::log10;
#if defined(_GLIBCPP_HAVE_LOG10F)
@@ -440,6 +509,11 @@ namespace std
log10(long double __x) { return ::log10(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ log10(_Tp __x)
+ { return ::log10(static_cast<double>(__x)); }
+
using ::modf;
#if defined(_GLIBCPP_HAVE_MODFF)
@@ -521,6 +595,11 @@ namespace std
sin(long double __x)
{ return __builtin_sinl(__x); }
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ sin(_Tp __x)
+ { return __builtin_sin(__x); }
+
using ::sinh;
#if defined(_GLIBCPP_HAVE_SINHF)
@@ -539,6 +618,11 @@ namespace std
sinh(long double __x) { return ::sinh(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ sinh(_Tp __x)
+ { return ::sinh(static_cast<_Tp>(__x)); }
+
using ::sqrt;
inline float
@@ -549,6 +633,11 @@ namespace std
sqrt(long double __x)
{ return __builtin_sqrtl(__x); }
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ sqrt(_Tp __x)
+ { return __builtin_sqrt(__x); }
+
using ::tan;
#if defined(_GLIBCPP_HAVE_TANF)
@@ -567,6 +656,11 @@ namespace std
tan(long double __x) { return ::tan(static_cast<double>(__x)); }
#endif
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ tan(_Tp __x)
+ { return ::tan(static_cast<double>(__x)); }
+
using ::tanh;
#if defined(_GLIBCPP_HAVE_TANHF)
@@ -584,6 +678,11 @@ namespace std
inline long double
tanh(long double __x) { return ::tanh(static_cast<double>(__x)); }
#endif
+
+ template<typename _Tp>
+ inline typename __enable_if<double, __is_integer<_Tp>::_M_type>::_M_type
+ tanh(_Tp __x)
+ { return ::tanh(static_cast<double>(__x)); }
}
diff --git a/gnu/lib/libstdc++/shlib_version b/gnu/lib/libstdc++/shlib_version
index 6c0d590e4a9..6cf543ad3a8 100644
--- a/gnu/lib/libstdc++/shlib_version
+++ b/gnu/lib/libstdc++/shlib_version
@@ -1,2 +1,2 @@
major=45
-minor=1
+minor=2