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fixed many conversion warnings on clang

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This commit is contained in:
Wenzel Jakob 2016-05-29 13:40:40 +02:00
parent c48da92561
commit 0a07805ab6
8 changed files with 69 additions and 52 deletions
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10
example/example6.cpp
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@ -133,22 +133,22 @@ void init_ex6(py::module &m) {
.def("__reversed__", [](const Sequence &s) -> Sequence { return s.reversed(); })
/// Slicing protocol (optional)
.def("__getitem__", [](const Sequence &s, py::slice slice) -> Sequence* {
py::ssize_t start, stop, step, slicelength;
size_t start, stop, step, slicelength;
if (!slice.compute(s.size(), &start, &stop, &step, &slicelength))
throw py::error_already_set();
Sequence *seq = new Sequence(slicelength);
for (int i=0; i<slicelength; ++i) {
for (size_t i=0; i<slicelength; ++i) {
(*seq)[i] = s[start]; start += step;
}
return seq;
})
.def("__setitem__", [](Sequence &s, py::slice slice, const Sequence &value) {
py::ssize_t start, stop, step, slicelength;
size_t start, stop, step, slicelength;
if (!slice.compute(s.size(), &start, &stop, &step, &slicelength))
throw py::error_already_set();
if ((size_t) slicelength != value.size())
if (slicelength != value.size())
throw std::runtime_error("Left and right hand size of slice assignment have different sizes!");
for (int i=0; i<slicelength; ++i) {
for (size_t i=0; i<slicelength; ++i) {
s[start] = value[i]; start += step;
}
})

12
include/pybind11/cast.h
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@ -471,13 +471,13 @@ public:
ssize_t length;
int err = PYBIND11_BYTES_AS_STRING_AND_SIZE(load_src.ptr(), &buffer, &length);
if (err == -1) { PyErr_Clear(); return false; } // TypeError
value = std::string(buffer, length);
value = std::string(buffer, (size_t) length);
success = true;
return true;
}
static handle cast(const std::string &src, return_value_policy /* policy */, handle /* parent */) {
return PyUnicode_FromStringAndSize(src.c_str(), src.length());
return PyUnicode_FromStringAndSize(src.c_str(), (ssize_t) src.length());
}
PYBIND11_TYPE_CASTER(std::string, _(PYBIND11_STRING_NAME));
@ -520,17 +520,17 @@ public:
if (temp) {
int err = PYBIND11_BYTES_AS_STRING_AND_SIZE(temp.ptr(), (char **) &buffer, &length);
if (err == -1) { buffer = nullptr; } // TypeError
length = length / sizeof(wchar_t) - 1; ++buffer; // Skip BOM
length = length / (ssize_t) sizeof(wchar_t) - 1; ++buffer; // Skip BOM
}
#endif
if (!buffer) { PyErr_Clear(); return false; }
value = std::wstring(buffer, length);
value = std::wstring(buffer, (size_t) length);
success = true;
return true;
}
static handle cast(const std::wstring &src, return_value_policy /* policy */, handle /* parent */) {
return PyUnicode_FromWideChar(src.c_str(), src.length());
return PyUnicode_FromWideChar(src.c_str(), (ssize_t) src.length());
}
PYBIND11_TYPE_CASTER(std::wstring, _(PYBIND11_STRING_NAME));
@ -570,7 +570,7 @@ public:
static handle cast(const wchar_t *src, return_value_policy /* policy */, handle /* parent */) {
if (src == nullptr) return handle(Py_None).inc_ref();
return PyUnicode_FromWideChar(src, wcslen(src));
return PyUnicode_FromWideChar(src, (ssize_t) wcslen(src));
}
static handle cast(wchar_t src, return_value_policy /* policy */, handle /* parent */) {

13
include/pybind11/common.h
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@ -197,22 +197,23 @@ struct buffer_info {
size_t itemsize; // Size of individual items in bytes
size_t size; // Total number of entries
std::string format; // For homogeneous buffers, this should be set to format_descriptor<T>::value
int ndim; // Number of dimensions
size_t ndim; // Number of dimensions
std::vector<size_t> shape; // Shape of the tensor (1 entry per dimension)
std::vector<size_t> strides; // Number of entries between adjacent entries (for each per dimension)
buffer_info() : ptr(nullptr), view(nullptr) {}
buffer_info(void *ptr, size_t itemsize, const std::string &format, int ndim,
buffer_info(void *ptr, size_t itemsize, const std::string &format, size_t ndim,
const std::vector<size_t> &shape, const std::vector<size_t> &strides)
: ptr(ptr), itemsize(itemsize), size(1), format(format),
ndim(ndim), shape(shape), strides(strides) {
for (int i=0; i<ndim; ++i) size *= shape[i];
for (size_t i = 0; i < ndim; ++i)
size *= shape[i];
}
buffer_info(Py_buffer *view)
: ptr(view->buf), itemsize(view->itemsize), size(1), format(view->format),
ndim(view->ndim), shape(view->ndim), strides(view->ndim), view(view) {
for (int i = 0; i < view->ndim; ++i) {
: ptr(view->buf), itemsize((size_t) view->itemsize), size(1), format(view->format),
ndim((size_t) view->ndim), shape((size_t) view->ndim), strides((size_t) view->ndim), view(view) {
for (size_t i = 0; i < (size_t) view->ndim; ++i) {
shape[i] = (size_t) view->shape[i];
strides[i] = (size_t) view->strides[i];
size *= shape[i];

20
include/pybind11/eigen.h
View File

@ -10,9 +10,19 @@
#pragma once
#include "numpy.h"
#if defined(__GNUG__) || defined(__clang__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wconversion"
#endif
#include <Eigen/Core>
#include <Eigen/SparseCore>
#if defined(__GNUG__) || defined(__clang__)
# pragma GCC diagnostic pop
#endif
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable: 4127) // warning C4127: Conditional expression is constant
@ -63,7 +73,7 @@ struct type_caster<Type, typename std::enable_if<is_eigen_dense<Type>::value>::t
auto strides = Strides(info.strides[0] / sizeof(Scalar), 0);
value = Eigen::Map<Type, 0, Strides>(
(Scalar *) info.ptr, info.shape[0], 1, strides);
(Scalar *) info.ptr, typename Strides::Index(info.shape[0]), 1, strides);
} else if (info.ndim == 2) {
typedef Eigen::Stride<Eigen::Dynamic, Eigen::Dynamic> Strides;
@ -76,7 +86,9 @@ struct type_caster<Type, typename std::enable_if<is_eigen_dense<Type>::value>::t
info.strides[rowMajor ? 1 : 0] / sizeof(Scalar));
value = Eigen::Map<Type, 0, Strides>(
(Scalar *) info.ptr, info.shape[0], info.shape[1], strides);
(Scalar *) info.ptr,
typename Strides::Index(info.shape[0]),
typename Strides::Index(info.shape[1]), strides);
} else {
return false;
}
@ -117,8 +129,8 @@ struct type_caster<Type, typename std::enable_if<is_eigen_dense<Type>::value>::t
{ (size_t) src.rows(),
(size_t) src.cols() },
/* Strides (in bytes) for each index */
{ sizeof(Scalar) * (rowMajor ? src.cols() : 1),
sizeof(Scalar) * (rowMajor ? 1 : src.rows()) }
{ sizeof(Scalar) * (rowMajor ? (size_t) src.cols() : 1),
sizeof(Scalar) * (rowMajor ? 1 : (size_t) src.rows()) }
)).release();
}
}

14
include/pybind11/numpy.h
View File

@ -109,7 +109,7 @@ public:
if (descr == nullptr)
pybind11_fail("NumPy: unsupported buffer format '" + info.format + "'!");
object tmp(api.PyArray_NewFromDescr_(
api.PyArray_Type_, descr, info.ndim, (Py_intptr_t *) &info.shape[0],
api.PyArray_Type_, descr, (int) info.ndim, (Py_intptr_t *) &info.shape[0],
(Py_intptr_t *) &info.strides[0], info.ptr, 0, nullptr), false);
if (info.ptr && tmp)
tmp = object(api.PyArray_NewCopy_(tmp.ptr(), -1 /* any order */), false);
@ -261,7 +261,7 @@ private:
while (buffer_shape_iter != buffer.shape.rend()) {
if (*shape_iter == *buffer_shape_iter)
*strides_iter = static_cast<int>(*buffer_strides_iter);
*strides_iter = static_cast<size_t>(*buffer_strides_iter);
else
*strides_iter = 0;
@ -286,12 +286,12 @@ private:
};
template <size_t N>
bool broadcast(const std::array<buffer_info, N>& buffers, int& ndim, std::vector<size_t>& shape) {
ndim = std::accumulate(buffers.begin(), buffers.end(), 0, [](int res, const buffer_info& buf) {
bool broadcast(const std::array<buffer_info, N>& buffers, size_t& ndim, std::vector<size_t>& shape) {
ndim = std::accumulate(buffers.begin(), buffers.end(), size_t(0), [](size_t res, const buffer_info& buf) {
return std::max(res, buf.ndim);
});
shape = std::vector<size_t>(static_cast<size_t>(ndim), 1);
shape = std::vector<size_t>(ndim, 1);
bool trivial_broadcast = true;
for (size_t i = 0; i < N; ++i) {
auto res_iter = shape.rbegin();
@ -329,7 +329,7 @@ struct vectorize_helper {
std::array<buffer_info, N> buffers {{ args.request()... }};
/* Determine dimensions parameters of output array */
int ndim = 0;
size_t ndim = 0;
std::vector<size_t> shape(0);
bool trivial_broadcast = broadcast(buffers, ndim, shape);
@ -337,7 +337,7 @@ struct vectorize_helper {
std::vector<size_t> strides(ndim);
if (ndim > 0) {
strides[ndim-1] = sizeof(Return);
for (int i = ndim - 1; i > 0; --i) {
for (size_t i = ndim - 1; i > 0; --i) {
strides[i - 1] = strides[i] * shape[i];
size *= shape[i];
}

10
include/pybind11/pybind11.h
View File

@ -336,8 +336,8 @@ protected:
*it = overloads;
/* Need to know how many arguments + keyword arguments there are to pick the right overload */
size_t nargs = PyTuple_GET_SIZE(args),
nkwargs = kwargs ? PyDict_Size(kwargs) : 0;
size_t nargs = (size_t) PyTuple_GET_SIZE(args),
nkwargs = kwargs ? (size_t) PyDict_Size(kwargs) : 0;
handle parent = nargs > 0 ? PyTuple_GET_ITEM(args, 0) : nullptr,
result = PYBIND11_TRY_NEXT_OVERLOAD;
@ -547,7 +547,7 @@ protected:
: std::string(rec->name));
/* Basic type attributes */
type->ht_type.tp_name = strdup(full_name.c_str());
type->ht_type.tp_basicsize = rec->instance_size;
type->ht_type.tp_basicsize = (ssize_t) rec->instance_size;
type->ht_type.tp_base = (PyTypeObject *) rec->base_handle.ptr();
rec->base_handle.inc_ref();
@ -702,14 +702,14 @@ protected:
view->ndim = 1;
view->internal = info;
view->buf = info->ptr;
view->itemsize = info->itemsize;
view->itemsize = (ssize_t) info->itemsize;
view->len = view->itemsize;
for (auto s : info->shape)
view->len *= s;
if ((flags & PyBUF_FORMAT) == PyBUF_FORMAT)
view->format = const_cast<char *>(info->format.c_str());
if ((flags & PyBUF_STRIDES) == PyBUF_STRIDES) {
view->ndim = info->ndim;
view->ndim = (int) info->ndim;
view->strides = (ssize_t *) &info->strides[0];
view->shape = (ssize_t *) &info->shape[0];
}

17
include/pybind11/pytypes.h
View File

@ -336,7 +336,7 @@ public:
PYBIND11_OBJECT_DEFAULT(str, object, detail::PyUnicode_Check_Permissive)
str(const std::string &s)
: object(PyUnicode_FromStringAndSize(s.c_str(), s.length()), false) {
: object(PyUnicode_FromStringAndSize(s.c_str(), (ssize_t) s.length()), false) {
if (!m_ptr) pybind11_fail("Could not allocate string object!");
}
@ -352,7 +352,7 @@ public:
int err = PYBIND11_BYTES_AS_STRING_AND_SIZE(temp.ptr(), &buffer, &length);
if (err == -1)
pybind11_fail("Unable to extract string contents! (invalid type)");
return std::string(buffer, length);
return std::string(buffer, (size_t) length);
}
};
@ -370,7 +370,7 @@ public:
PYBIND11_OBJECT_DEFAULT(bytes, object, PYBIND11_BYTES_CHECK)
bytes(const std::string &s)
: object(PYBIND11_BYTES_FROM_STRING_AND_SIZE(s.data(), s.size()), false) {
: object(PYBIND11_BYTES_FROM_STRING_AND_SIZE(s.data(), (ssize_t) s.size()), false) {
if (!m_ptr) pybind11_fail("Could not allocate bytes object!");
}
@ -380,7 +380,7 @@ public:
int err = PYBIND11_BYTES_AS_STRING_AND_SIZE(m_ptr, &buffer, &length);
if (err == -1)
pybind11_fail("Unable to extract bytes contents!");
return std::string(buffer, length);
return std::string(buffer, (size_t) length);
}
};
@ -463,9 +463,12 @@ public:
m_ptr = PySlice_New(start.ptr(), stop.ptr(), step.ptr());
if (!m_ptr) pybind11_fail("Could not allocate slice object!");
}
bool compute(ssize_t length, ssize_t *start, ssize_t *stop, ssize_t *step, ssize_t *slicelength) const {
return PySlice_GetIndicesEx((PYBIND11_SLICE_OBJECT *) m_ptr, length,
start, stop, step, slicelength) == 0;
bool compute(size_t length, size_t *start, size_t *stop, size_t *step,
size_t *slicelength) const {
return PySlice_GetIndicesEx((PYBIND11_SLICE_OBJECT *) m_ptr,
(ssize_t) length, (ssize_t *) start,
(ssize_t *) stop, (ssize_t *) step,
(ssize_t *) slicelength) == 0;
}
};

25
include/pybind11/stl_bind.h
View File

@ -135,6 +135,7 @@ template <typename T, typename Allocator = std::allocator<T>, typename holder_ty
pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::module &m, std::string const &name, Args&&... args) {
using Vector = std::vector<T, Allocator>;
using SizeType = typename Vector::size_type;
using DiffType = typename Vector::difference_type;
using Class_ = pybind11::class_<Vector, holder_type>;
Class_ cl(m, name.c_str(), std::forward<Args>(args)...);
@ -176,7 +177,7 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
cl.def("insert",
[](Vector &v, SizeType i, const T &x) {
v.insert(v.begin() + i, x);
v.insert(v.begin() + (DiffType) i, x);
},
arg("i") , arg("x"),
"Insert an item at a given position."
@ -198,7 +199,7 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
if (i >= v.size())
throw pybind11::index_error();
T t = v[i];
v.erase(v.begin() + i);
v.erase(v.begin() + (DiffType) i);
return t;
},
arg("i"),
@ -232,7 +233,7 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
[](Vector &v, SizeType i) {
if (i >= v.size())
throw pybind11::index_error();
v.erase(v.begin() + i);
v.erase(v.begin() + typename Vector::difference_type(i));
},
"Delete list elements using a slice object"
);
@ -249,7 +250,7 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
/// Slicing protocol
cl.def("__getitem__",
[](const Vector &v, slice slice) -> Vector * {
ssize_t start, stop, step, slicelength;
size_t start, stop, step, slicelength;
if (!slice.compute(v.size(), &start, &stop, &step, &slicelength))
throw pybind11::error_already_set();
@ -257,7 +258,7 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
Vector *seq = new Vector();
seq->reserve((size_t) slicelength);
for (int i=0; i<slicelength; ++i) {
for (size_t i=0; i<slicelength; ++i) {
seq->push_back(v[start]);
start += step;
}
@ -269,14 +270,14 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
cl.def("__setitem__",
[](Vector &v, slice slice, const Vector &value) {
ssize_t start, stop, step, slicelength;
size_t start, stop, step, slicelength;
if (!slice.compute(v.size(), &start, &stop, &step, &slicelength))
throw pybind11::error_already_set();
if ((size_t) slicelength != value.size())
if (slicelength != value.size())
throw std::runtime_error("Left and right hand size of slice assignment have different sizes!");
for (int i=0; i<slicelength; ++i) {
for (size_t i=0; i<slicelength; ++i) {
v[start] = value[i];
start += step;
}
@ -286,16 +287,16 @@ pybind11::class_<std::vector<T, Allocator>, holder_type> bind_vector(pybind11::m
cl.def("__delitem__",
[](Vector &v, slice slice) {
ssize_t start, stop, step, slicelength;
size_t start, stop, step, slicelength;
if (!slice.compute(v.size(), &start, &stop, &step, &slicelength))
throw pybind11::error_already_set();
if (step == 1 && false) {
v.erase(v.begin() + start, v.begin() + start + slicelength);
v.erase(v.begin() + (DiffType) start, v.begin() + DiffType(start + slicelength));
} else {
for (ssize_t i = 0; i < slicelength; ++i) {
v.erase(v.begin() + start);
for (size_t i = 0; i < slicelength; ++i) {
v.erase(v.begin() + DiffType(start));
start += step - 1;
}
}