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Update minimum required C++ version for Ceres to C++14

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- Removes all workarounds for pre-C++14 versions
- Removes '11' qualifier from C++ threading option and associated
  defines.
- Fix missing inclusion of 'Multithreading' in reported Ceres components
  when C++ threading model is enabled.
- Update Sphinx documentation to specify C++14 as minimum requirement.

Change-Id: I706c8b367b3221e3c4d1a0aaf669a8f9c911e438
This commit is contained in:
Alex Stewart
2020-05-30 11:30:01 +01:00
parent 1d75e75681
commit 7ef83e0759
35 changed files with 124 additions and 602 deletions
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include/ceres/internal/variadic_evaluate.h
+4 -3
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@@ -36,6 +36,7 @@
#include <stddef.h>
#include <type_traits>
#include <utility>
#include "ceres/cost_function.h"
#include "ceres/internal/parameter_dims.h"
@@ -47,7 +48,7 @@ namespace internal {
template <typename Functor, typename T, int... Indices>
inline bool VariadicEvaluateImpl(const Functor& functor, T const* const* input,
T* output, std::false_type /*is_dynamic*/,
integer_sequence<int, Indices...>) {
std::integer_sequence<int, Indices...>) {
static_assert(sizeof...(Indices),
"Invalid number of parameter blocks. At least one parameter "
"block must be specified.");
@@ -58,7 +59,7 @@ inline bool VariadicEvaluateImpl(const Functor& functor, T const* const* input,
template <typename Functor, typename T>
inline bool VariadicEvaluateImpl(const Functor& functor, T const* const* input,
T* output, std::true_type /*is_dynamic*/,
integer_sequence<int>) {
std::integer_sequence<int>) {
return functor(input, output);
}
@@ -67,7 +68,7 @@ template <typename ParameterDims, typename Functor, typename T>
inline bool VariadicEvaluateImpl(const Functor& functor, T const* const* input,
T* output, const void* /* NOT USED */) {
using ParameterBlockIndices =
make_integer_sequence<int, ParameterDims::kNumParameterBlocks>;
std::make_integer_sequence<int, ParameterDims::kNumParameterBlocks>;
using IsDynamic = std::integral_constant<bool, ParameterDims::kIsDynamic>;
return VariadicEvaluateImpl(functor, input, output, IsDynamic(),
ParameterBlockIndices());