[gcc(refs/vendors/ibm/heads/perf)] libstdc++: Update the <numeric> synopsis test to latest standard

Jiu Fu Guo guojiufu@gcc.gnu.org
Thu Mar 19 05:58:45 GMT 2020


https://gcc.gnu.org/g:799270b430542572ddc859331e9e15311ce7ee2c

commit 799270b430542572ddc859331e9e15311ce7ee2c
Author: Patrick Palka <ppalka@redhat.com>
Date:   Fri Feb 28 12:43:14 2020 -0500

    libstdc++: Update the <numeric> synopsis test to latest standard
    
    Tested with
    
      make check RUNTESTFLAGS="conformance.exp=*numeric*synopsis* --target_board=unix/-std=$std"
    
    for std in {c++98, c++11, c++17, c++2a}.
    
    libstdc++-v3/ChangeLog:
    
            * testsuite/26_numerics/headers/numeric/synopsis.cc: Add signatures for
            functions introduced in C++11, C++17 and C++2a.  Add 'constexpr' to
            existing signatures for C++2a.

Diff:
---
 libstdc++-v3/ChangeLog                             |   6 ++
 .../26_numerics/headers/numeric/synopsis.cc        | 111 +++++++++++++++++++++
 2 files changed, 117 insertions(+)

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 98eaff92fd1..6484e499b96 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2020-02-28  Patrick Palka  <ppalka@redhat.com>
+
+	* testsuite/26_numerics/headers/numeric/synopsis.cc: Add signatures for
+	functions introduced in C++11, C++17 and C++2a.  Add 'constexpr' to
+	existing signatures for C++2a.
+
 2020-02-28  Jonathan Wakely  <jwakely@redhat.com>
 
 	* testsuite/24_iterators/range_operations/advance_debug_neg.cc: Run
diff --git a/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc b/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc
index 8d3850ff0cf..5a9465c45f4 100644
--- a/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc
+++ b/libstdc++-v3/testsuite/26_numerics/headers/numeric/synopsis.cc
@@ -19,46 +19,157 @@
 
 #include <numeric>
 
+#if __cplusplus > 201703L
+#define CONSTEXPR constexpr
+#else
+#define CONSTEXPR
+#endif
+
 namespace std {
   template <class InputIterator, class T>
+    CONSTEXPR
     T accumulate(InputIterator first, InputIterator last, T init);
 
   template <class InputIterator, class T, class BinaryOperation>
+    CONSTEXPR
     T accumulate(InputIterator first, InputIterator last, T init,
                  BinaryOperation binary_op);
 
   template <class InputIterator1, class InputIterator2, class T>
+    CONSTEXPR
     T inner_product(InputIterator1 first1, InputIterator1 last1,
                     InputIterator2 first2, T init);
 
   template <class InputIterator1, class InputIterator2, class T,
             class BinaryOperation1, class BinaryOperation2>
+    CONSTEXPR
     T inner_product(InputIterator1 first1, InputIterator1 last1,
                     InputIterator2 first2, T init,
                     BinaryOperation1 binary_op1,
                     BinaryOperation2 binary_op2);
 
   template <class InputIterator, class OutputIterator>
+    CONSTEXPR
     OutputIterator partial_sum(InputIterator first,
                                InputIterator last,
                                OutputIterator result);
 
   template <class InputIterator, class OutputIterator,
             class BinaryOperation>
+    CONSTEXPR
     OutputIterator partial_sum(InputIterator first,
                                InputIterator last,
                                OutputIterator result,
                                BinaryOperation binary_op);
 
   template <class InputIterator, class OutputIterator>
+    CONSTEXPR
     OutputIterator adjacent_difference(InputIterator first,
                                        InputIterator last,
                                        OutputIterator result);
 
   template <class InputIterator, class OutputIterator,
             class BinaryOperation>
+    CONSTEXPR
     OutputIterator adjacent_difference(InputIterator first,
                                        InputIterator last,
                                        OutputIterator result,
                                        BinaryOperation binary_op);
+#if __cplusplus >= 201103L
+  template<class ForwardIterator, class T>
+    CONSTEXPR void iota(ForwardIterator first, ForwardIterator last, T value);
+#endif // C++11
+
+#if __cplusplus >= 201703L
+  template<class InputIterator>
+    CONSTEXPR typename iterator_traits<InputIterator>::value_type
+    reduce(InputIterator first, InputIterator last);
+
+  template<class InputIterator, class T>
+    CONSTEXPR T reduce(InputIterator first, InputIterator last, T init);
+
+  template<class InputIterator, class T, class BinaryOperation>
+    CONSTEXPR T reduce(InputIterator first, InputIterator last, T init,
+		       BinaryOperation binary_op);
+
+  template<class InputIterator, class OutputIterator, class T>
+    CONSTEXPR OutputIterator
+    exclusive_scan(InputIterator first, InputIterator last,
+		   OutputIterator result, T init);
+
+  template<class InputIterator, class OutputIterator, class T,
+	   class BinaryOperation>
+    CONSTEXPR OutputIterator
+    exclusive_scan(InputIterator first, InputIterator last,
+		   OutputIterator result, T init, BinaryOperation binary_op);
+
+  template<class InputIterator, class OutputIterator>
+    CONSTEXPR OutputIterator
+    inclusive_scan(InputIterator first, InputIterator last,
+		   OutputIterator result);
+
+  template<class InputIterator, class OutputIterator, class BinaryOperation>
+    CONSTEXPR OutputIterator
+    inclusive_scan(InputIterator first, InputIterator last,
+		   OutputIterator result, BinaryOperation binary_op);
+
+  template<class InputIterator, class OutputIterator, class BinaryOperation,
+	   class T>
+    CONSTEXPR OutputIterator
+    inclusive_scan(InputIterator first, InputIterator last,
+		   OutputIterator result, BinaryOperation binary_op, T init);
+
+  template<class InputIterator1, class InputIterator2, class T>
+    CONSTEXPR T transform_reduce(InputIterator1 first1, InputIterator1 last1,
+				 InputIterator2 first2, T init);
+
+  template<class InputIterator1, class InputIterator2, class T,
+	   class BinaryOperation1, class BinaryOperation2>
+    CONSTEXPR T transform_reduce(InputIterator1 first1, InputIterator1 last1,
+				 InputIterator2 first2, T init,
+				 BinaryOperation1 binary_op1,
+				 BinaryOperation2 binary_op2);
+
+  template<class InputIterator, class T,
+	   class BinaryOperation, class UnaryOperation>
+    CONSTEXPR T transform_reduce(InputIterator first, InputIterator last, T init,
+				 BinaryOperation binary_op,
+				 UnaryOperation unary_op);
+
+  template<class InputIterator, class OutputIterator, class T,
+	   class BinaryOperation, class UnaryOperation>
+    CONSTEXPR OutputIterator
+    transform_exclusive_scan(InputIterator first, InputIterator last,
+			     OutputIterator result, T init,
+			     BinaryOperation binary_op, UnaryOperation unary_op);
+
+  template<class InputIterator, class OutputIterator,
+	   class BinaryOperation, class UnaryOperation>
+    CONSTEXPR OutputIterator
+    transform_inclusive_scan(InputIterator first, InputIterator last,
+			     OutputIterator result,
+			     BinaryOperation binary_op, UnaryOperation unary_op);
+
+  template<class InputIterator, class OutputIterator,
+	   class BinaryOperation, class UnaryOperation, class T>
+    CONSTEXPR OutputIterator
+    transform_inclusive_scan(InputIterator first, InputIterator last,
+			     OutputIterator result,
+			     BinaryOperation binary_op, UnaryOperation unary_op,
+			     T init);
+#endif // C++17
+
+#if __cplusplus > 201703L
+  template<class M, class N>
+    constexpr common_type_t<M,N> gcd(M m, N n);
+
+  template<class M, class N>
+    constexpr common_type_t<M,N> lcm(M m, N n);
+
+  template<class T>
+    constexpr T midpoint(T a, T b) noexcept;
+
+  template<class T>
+    constexpr T* midpoint(T* a, T* b);
+#endif // C++2a
 }


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