Zengtudor/pybind11
1
0
Fork 0
mirror of https://github.com/pybind/pybind11.git synced 2024-11-21 20:55:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

Introduce a new style of warning suppression based on push/pop (#4285)

Browse Source 
* Introduce a new warning suppression system

* Switch to better name

* Nits
This commit is contained in:
Ethan Steinberg 2022-11-28 07:39:38 -08:00 committed by GitHub
parent 9907bedce5
commit 06003e82b3
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 173 additions and 163 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
include/pybind11/cast.h
View File

@ -29,6 +29,9 @@
#include <vector>
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
PYBIND11_NAMESPACE_BEGIN(detail)
template <typename type, typename SFINAE = void>
@ -389,7 +392,7 @@ struct string_caster {
// For UTF-8 we avoid the need for a temporary `bytes` object by using
// `PyUnicode_AsUTF8AndSize`.
if (PYBIND11_SILENCE_MSVC_C4127(UTF_N == 8)) {
if (UTF_N == 8) {
Py_ssize_t size = -1;
const auto *buffer
= reinterpret_cast<const CharT *>(PyUnicode_AsUTF8AndSize(load_src.ptr(), &size));
@ -416,7 +419,7 @@ struct string_caster {
= reinterpret_cast<const CharT *>(PYBIND11_BYTES_AS_STRING(utfNbytes.ptr()));
size_t length = (size_t) PYBIND11_BYTES_SIZE(utfNbytes.ptr()) / sizeof(CharT);
// Skip BOM for UTF-16/32
if (PYBIND11_SILENCE_MSVC_C4127(UTF_N > 8)) {
if (UTF_N > 8) {
buffer++;
length--;
}
@ -572,7 +575,7 @@ public:
// figure out how long the first encoded character is in bytes to distinguish between these
// two errors. We also allow want to allow unicode characters U+0080 through U+00FF, as
// those can fit into a single char value.
if (PYBIND11_SILENCE_MSVC_C4127(StringCaster::UTF_N == 8) && str_len > 1 && str_len <= 4) {
if (StringCaster::UTF_N == 8 && str_len > 1 && str_len <= 4) {
auto v0 = static_cast<unsigned char>(value[0]);
// low bits only: 0-127
// 0b110xxxxx - start of 2-byte sequence
@ -598,7 +601,7 @@ public:
// UTF-16 is much easier: we can only have a surrogate pair for values above U+FFFF, thus a
// surrogate pair with total length 2 instantly indicates a range error (but not a "your
// string was too long" error).
else if (PYBIND11_SILENCE_MSVC_C4127(StringCaster::UTF_N == 16) && str_len == 2) {
else if (StringCaster::UTF_N == 16 && str_len == 2) {
one_char = static_cast<CharT>(value[0]);
if (one_char >= 0xD800 && one_char < 0xE000) {
throw value_error("Character code point not in range(0x10000)");

82
include/pybind11/detail/common.h
View File

@ -17,8 +17,69 @@
// Additional convention: 0xD = dev
#define PYBIND11_VERSION_HEX 0x020B00D1
#define PYBIND11_NAMESPACE_BEGIN(name) namespace name {
#define PYBIND11_NAMESPACE_END(name) }
// Define some generic pybind11 helper macros for warning management.
//
// Note that compiler-specific push/pop pairs are baked into the
// PYBIND11_NAMESPACE_BEGIN/PYBIND11_NAMESPACE_END pair of macros. Therefore manual
// PYBIND11_WARNING_PUSH/PYBIND11_WARNING_POP are usually only needed in `#include` sections.
//
// If you find you need to suppress a warning, please try to make the suppression as local as
// possible using these macros. Please also be sure to push/pop with the pybind11 macros. Please
// only use compiler specifics if you need to check specific versions, e.g. Apple Clang vs. vanilla
// Clang.
#if defined(_MSC_VER)
# define PYBIND11_COMPILER_MSVC
# define PYBIND11_PRAGMA(...) __pragma(__VA_ARGS__)
# define PYBIND11_WARNING_PUSH PYBIND11_PRAGMA(warning(push))
# define PYBIND11_WARNING_POP PYBIND11_PRAGMA(warning(pop))
#elif defined(__INTEL_COMPILER)
# define PYBIND11_COMPILER_INTEL
# define PYBIND11_PRAGMA(...) _Pragma(# __VA_ARGS__)
# define PYBIND11_WARNING_PUSH PYBIND11_PRAGMA(warning push)
# define PYBIND11_WARNING_POP PYBIND11_PRAGMA(warning pop)
#elif defined(__clang__)
# define PYBIND11_COMPILER_CLANG
# define PYBIND11_PRAGMA(...) _Pragma(# __VA_ARGS__)
# define PYBIND11_WARNING_PUSH PYBIND11_PRAGMA(clang diagnostic push)
# define PYBIND11_WARNING_POP PYBIND11_PRAGMA(clang diagnostic push)
#elif defined(__GNUC__)
# define PYBIND11_COMPILER_GCC
# define PYBIND11_PRAGMA(...) _Pragma(# __VA_ARGS__)
# define PYBIND11_WARNING_PUSH PYBIND11_PRAGMA(GCC diagnostic push)
# define PYBIND11_WARNING_POP PYBIND11_PRAGMA(GCC diagnostic pop)
#endif
#ifdef PYBIND11_COMPILER_MSVC
# define PYBIND11_WARNING_DISABLE_MSVC(name) PYBIND11_PRAGMA(warning(disable : name))
#else
# define PYBIND11_WARNING_DISABLE_MSVC(name)
#endif
#ifdef PYBIND11_COMPILER_CLANG
# define PYBIND11_WARNING_DISABLE_CLANG(name) PYBIND11_PRAGMA(clang diagnostic ignored name)
#else
# define PYBIND11_WARNING_DISABLE_CLANG(name)
#endif
#ifdef PYBIND11_COMPILER_GCC
# define PYBIND11_WARNING_DISABLE_GCC(name) PYBIND11_PRAGMA(GCC diagnostic ignored name)
#else
# define PYBIND11_WARNING_DISABLE_GCC(name)
#endif
#ifdef PYBIND11_COMPILER_INTEL
# define PYBIND11_WARNING_DISABLE_INTEL(name) PYBIND11_PRAGMA(warning disable name)
#else
# define PYBIND11_WARNING_DISABLE_INTEL(name)
#endif
#define PYBIND11_NAMESPACE_BEGIN(name) \
namespace name { \
PYBIND11_WARNING_PUSH
#define PYBIND11_NAMESPACE_END(name) \
PYBIND11_WARNING_POP \
}
// Robust support for some features and loading modules compiled against different pybind versions
// requires forcing hidden visibility on pybind code, so we enforce this by setting the attribute
@ -151,9 +212,9 @@
/// Include Python header, disable linking to pythonX_d.lib on Windows in debug mode
#if defined(_MSC_VER)
# pragma warning(push)
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_MSVC(4505)
// C4505: 'PySlice_GetIndicesEx': unreferenced local function has been removed (PyPy only)
# pragma warning(disable : 4505)
# if defined(_DEBUG) && !defined(Py_DEBUG)
// Workaround for a VS 2022 issue.
// NOTE: This workaround knowingly violates the Python.h include order requirement:
@ -236,7 +297,7 @@
# define _DEBUG
# undef PYBIND11_DEBUG_MARKER
# endif
# pragma warning(pop)
PYBIND11_WARNING_POP
#endif
#include <cstddef>
@ -1136,17 +1197,6 @@ constexpr
# define PYBIND11_WORKAROUND_INCORRECT_GCC_UNUSED_BUT_SET_PARAMETER(...)
#endif
#if defined(_MSC_VER) // All versions (as of July 2021).
// warning C4127: Conditional expression is constant
constexpr inline bool silence_msvc_c4127(bool cond) { return cond; }
# define PYBIND11_SILENCE_MSVC_C4127(...) ::pybind11::detail::silence_msvc_c4127(__VA_ARGS__)
#else
# define PYBIND11_SILENCE_MSVC_C4127(...) __VA_ARGS__
#endif
#if defined(__clang__) \
&& (defined(__apple_build_version__) /* AppleClang 13.0.0.13000029 was the only data point \
available. */ \

9
include/pybind11/detail/init.h
View File

@ -12,6 +12,9 @@
#include "class.h"
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
PYBIND11_NAMESPACE_BEGIN(detail)
template <>
@ -115,7 +118,7 @@ template <typename Class>
void construct(value_and_holder &v_h, Cpp<Class> *ptr, bool need_alias) {
PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(need_alias);
no_nullptr(ptr);
if (PYBIND11_SILENCE_MSVC_C4127(Class::has_alias) && need_alias && !is_alias<Class>(ptr)) {
if (Class::has_alias && need_alias && !is_alias<Class>(ptr)) {
// We're going to try to construct an alias by moving the cpp type. Whether or not
// that succeeds, we still need to destroy the original cpp pointer (either the
// moved away leftover, if the alias construction works, or the value itself if we
@ -156,7 +159,7 @@ void construct(value_and_holder &v_h, Holder<Class> holder, bool need_alias) {
auto *ptr = holder_helper<Holder<Class>>::get(holder);
no_nullptr(ptr);
// If we need an alias, check that the held pointer is actually an alias instance
if (PYBIND11_SILENCE_MSVC_C4127(Class::has_alias) && need_alias && !is_alias<Class>(ptr)) {
if (Class::has_alias && need_alias && !is_alias<Class>(ptr)) {
throw type_error("pybind11::init(): construction failed: returned holder-wrapped instance "
"is not an alias instance");
}
@ -174,7 +177,7 @@ void construct(value_and_holder &v_h, Cpp<Class> &&result, bool need_alias) {
PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(need_alias);
static_assert(std::is_move_constructible<Cpp<Class>>::value,
"pybind11::init() return-by-value factory function requires a movable class");
if (PYBIND11_SILENCE_MSVC_C4127(Class::has_alias) && need_alias) {
if (Class::has_alias && need_alias) {
construct_alias_from_cpp<Class>(is_alias_constructible<Class>{}, v_h, std::move(result));
} else {
v_h.value_ptr() = new Cpp<Class>(std::move(result));

31
include/pybind11/eigen/matrix.h
View File

@ -16,29 +16,15 @@
https://stackoverflow.com/questions/2579576/i-dir-vs-isystem-dir
https://stackoverflow.com/questions/1741816/isystem-for-ms-visual-studio-c-compiler
*/
// The C4127 suppression was introduced for Eigen 3.4.0. In theory we could
// make it version specific, or even remove it later, but considering that
// 1. C4127 is generally far more distracting than useful for modern template code, and
// 2. we definitely want to ignore any MSVC warnings originating from Eigen code,
// it is probably best to keep this around indefinitely.
#if defined(_MSC_VER)
# pragma warning(push)
# pragma warning(disable : 4127) // C4127: conditional expression is constant
# pragma warning(disable : 5054) // https://github.com/pybind/pybind11/pull/3741
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_MSVC(5054) // https://github.com/pybind/pybind11/pull/3741
// C5054: operator '&': deprecated between enumerations of different types
#elif defined(__MINGW32__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
#endif
PYBIND11_WARNING_DISABLE_GCC("-Wmaybe-uninitialized")
#include <Eigen/Core>
#include <Eigen/SparseCore>
#if defined(_MSC_VER)
# pragma warning(pop)
#elif defined(__MINGW32__)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
// Eigen prior to 3.2.7 doesn't have proper move constructors--but worse, some classes get implicit
// move constructors that break things. We could detect this an explicitly copy, but an extra copy
@ -48,6 +34,8 @@ static_assert(EIGEN_VERSION_AT_LEAST(3, 2, 7),
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
// Provide a convenience alias for easier pass-by-ref usage with fully dynamic strides:
using EigenDStride = Eigen::Stride<Eigen::Dynamic, Eigen::Dynamic>;
template <typename MatrixType>
@ -189,8 +177,7 @@ struct EigenProps {
EigenIndex np_rows = a.shape(0), np_cols = a.shape(1),
np_rstride = a.strides(0) / static_cast<ssize_t>(sizeof(Scalar)),
np_cstride = a.strides(1) / static_cast<ssize_t>(sizeof(Scalar));
if ((PYBIND11_SILENCE_MSVC_C4127(fixed_rows) && np_rows != rows)
|| (PYBIND11_SILENCE_MSVC_C4127(fixed_cols) && np_cols != cols)) {
if ((fixed_rows && np_rows != rows) || (fixed_cols && np_cols != cols)) {
return false;
}
@ -203,7 +190,7 @@ struct EigenProps {
stride = a.strides(0) / static_cast<ssize_t>(sizeof(Scalar));
if (vector) { // Eigen type is a compile-time vector
if (PYBIND11_SILENCE_MSVC_C4127(fixed) && size != n) {
if (fixed && size != n) {
return false; // Vector size mismatch
}
return {rows == 1 ? 1 : n, cols == 1 ? 1 : n, stride};
@ -220,7 +207,7 @@ struct EigenProps {
}
return {1, n, stride};
} // Otherwise it's either fully dynamic, or column dynamic; both become a column vector
if (PYBIND11_SILENCE_MSVC_C4127(fixed_rows) && rows != n) {
if (fixed_rows && rows != n) {
return false;
}
return {n, 1, stride};

35
include/pybind11/eigen/tensor.h
View File

@ -13,28 +13,23 @@
static_assert(__GNUC__ > 5, "Eigen Tensor support in pybind11 requires GCC > 5.0");
#endif
#if defined(_MSC_VER)
# pragma warning(push)
# pragma warning(disable : 4554) // Tensor.h warning
# pragma warning(disable : 4127) // Tensor.h warning
#elif defined(__MINGW32__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
#endif
// Disable warnings for Eigen
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_MSVC(4554)
PYBIND11_WARNING_DISABLE_MSVC(4127)
PYBIND11_WARNING_DISABLE_GCC("-Wmaybe-uninitialized")
#include <unsupported/Eigen/CXX11/Tensor>
#if defined(_MSC_VER)
# pragma warning(pop)
#elif defined(__MINGW32__)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
static_assert(EIGEN_VERSION_AT_LEAST(3, 3, 0),
"Eigen Tensor support in pybind11 requires Eigen >= 3.3.0");
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
PYBIND11_NAMESPACE_BEGIN(detail)
inline bool is_tensor_aligned(const void *data) {
@ -138,10 +133,8 @@ struct get_tensor_descriptor {
//
// We need to disable the type-limits warning for the inner loop when size = 0.
#if defined(__GNUC__)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wtype-limits"
#endif
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_GCC("-Wtype-limits")
template <typename T, int size>
std::vector<T> convert_dsizes_to_vector(const Eigen::DSizes<T, size> &arr) {
@ -165,9 +158,7 @@ Eigen::DSizes<T, size> get_shape_for_array(const array &arr) {
return result;
}
#if defined(__GNUC__)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
template <typename Type>
struct type_caster<Type, typename eigen_tensor_helper<Type>::ValidType> {
@ -389,7 +380,7 @@ struct type_caster<Eigen::TensorMap<Type, Options>,
constexpr bool is_aligned = (Options & Eigen::Aligned) != 0;
if (PYBIND11_SILENCE_MSVC_C4127(is_aligned) && !is_tensor_aligned(arr.data())) {
if (is_aligned && !is_tensor_aligned(arr.data())) {
return false;
}
@ -399,7 +390,7 @@ struct type_caster<Eigen::TensorMap<Type, Options>,
return false;
}
if (PYBIND11_SILENCE_MSVC_C4127(needs_writeable) && !arr.writeable()) {
if (needs_writeable && !arr.writeable()) {
return false;
}

15
include/pybind11/numpy.h
View File

@ -36,6 +36,8 @@ static_assert(std::is_signed<Py_intptr_t>::value, "Py_intptr_t must be signed");
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
class array; // Forward declaration
PYBIND11_NAMESPACE_BEGIN(detail)
@ -875,7 +877,7 @@ public:
*/
template <typename T, ssize_t Dims = -1>
detail::unchecked_mutable_reference<T, Dims> mutable_unchecked() & {
if (PYBIND11_SILENCE_MSVC_C4127(Dims >= 0) && ndim() != Dims) {
if (Dims >= 0 && ndim() != Dims) {
throw std::domain_error("array has incorrect number of dimensions: "
+ std::to_string(ndim()) + "; expected "
+ std::to_string(Dims));
@ -893,7 +895,7 @@ public:
*/
template <typename T, ssize_t Dims = -1>
detail::unchecked_reference<T, Dims> unchecked() const & {
if (PYBIND11_SILENCE_MSVC_C4127(Dims >= 0) && ndim() != Dims) {
if (Dims >= 0 && ndim() != Dims) {
throw std::domain_error("array has incorrect number of dimensions: "
+ std::to_string(ndim()) + "; expected "
+ std::to_string(Dims));
@ -1865,9 +1867,10 @@ private:
}
auto result = returned_array::create(trivial, shape);
PYBIND11_WARNING_PUSH
#ifdef PYBIND11_DETECTED_CLANG_WITH_MISLEADING_CALL_STD_MOVE_EXPLICITLY_WARNING
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wreturn-std-move"
PYBIND11_WARNING_DISABLE_CLANG("-Wreturn-std-move")
#endif
if (size == 0) {
@ -1883,9 +1886,7 @@ private:
}
return result;
#ifdef PYBIND11_DETECTED_CLANG_WITH_MISLEADING_CALL_STD_MOVE_EXPLICITLY_WARNING
# pragma clang diagnostic pop
#endif
PYBIND11_WARNING_POP
}
template <size_t... Index, size_t... VIndex, size_t... BIndex>

38
include/pybind11/pybind11.h
View File

@ -35,6 +35,8 @@
# include <cxxabi.h>
#endif
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
/* https://stackoverflow.com/questions/46798456/handling-gccs-noexcept-type-warning
This warning is about ABI compatibility, not code health.
It is only actually needed in a couple places, but apparently GCC 7 "generates this warning if
@ -43,11 +45,10 @@
No other GCC version generates this warning.
*/
#if defined(__GNUC__) && __GNUC__ == 7
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wnoexcept-type"
PYBIND11_WARNING_DISABLE_GCC("-Wnoexcept-type")
#endif
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
PYBIND11_NAMESPACE_BEGIN(detail)
@ -177,22 +178,22 @@ protected:
auto *rec = unique_rec.get();
/* Store the capture object directly in the function record if there is enough space */
if (PYBIND11_SILENCE_MSVC_C4127(sizeof(capture) <= sizeof(rec->data))) {
if (sizeof(capture) <= sizeof(rec->data)) {
/* Without these pragmas, GCC warns that there might not be
enough space to use the placement new operator. However, the
'if' statement above ensures that this is the case. */
#if defined(__GNUG__) && __GNUC__ >= 6 && !defined(__clang__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wplacement-new"
PYBIND11_WARNING_PUSH
#if defined(__GNUG__) && __GNUC__ >= 6
PYBIND11_WARNING_DISABLE_GCC("-Wplacement-new")
#endif
new ((capture *) &rec->data) capture{std::forward<Func>(f)};
#if defined(__GNUG__) && __GNUC__ >= 6 && !defined(__clang__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic pop
#endif
#if defined(__GNUG__) && !PYBIND11_HAS_STD_LAUNDER && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wstrict-aliasing"
#if !PYBIND11_HAS_STD_LAUNDER
PYBIND11_WARNING_DISABLE_GCC("-Wstrict-aliasing")
#endif
// UB without std::launder, but without breaking ABI and/or
// a significant refactoring it's "impossible" to solve.
if (!std::is_trivially_destructible<capture>::value) {
@ -202,9 +203,7 @@ protected:
data->~capture();
};
}
#if defined(__GNUG__) && !PYBIND11_HAS_STD_LAUNDER && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
} else {
rec->data[0] = new capture{std::forward<Func>(f)};
rec->free_data = [](function_record *r) { delete ((capture *) r->data[0]); };
@ -1841,8 +1840,7 @@ private:
if (holder_ptr) {
init_holder_from_existing(v_h, holder_ptr, std::is_copy_constructible<holder_type>());
v_h.set_holder_constructed();
} else if (PYBIND11_SILENCE_MSVC_C4127(detail::always_construct_holder<holder_type>::value)
|| inst->owned) {
} else if (detail::always_construct_holder<holder_type>::value || inst->owned) {
new (std::addressof(v_h.holder<holder_type>())) holder_type(v_h.value_ptr<type>());
v_h.set_holder_constructed();
}
@ -2876,7 +2874,3 @@ inline function get_overload(const T *this_ptr, const char *name) {
PYBIND11_OVERRIDE_PURE(PYBIND11_TYPE(ret_type), PYBIND11_TYPE(cname), fn, __VA_ARGS__);
PYBIND11_NAMESPACE_END(PYBIND11_NAMESPACE)
#if defined(__GNUC__) && __GNUC__ == 7
# pragma GCC diagnostic pop // -Wnoexcept-type
#endif

16
include/pybind11/pytypes.h
View File

@ -33,6 +33,8 @@
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
/* A few forward declarations */
class handle;
class object;
@ -884,10 +886,8 @@ object object_or_cast(T &&o);
// Match a PyObject*, which we want to convert directly to handle via its converting constructor
inline handle object_or_cast(PyObject *ptr) { return ptr; }
#if defined(_MSC_VER) && _MSC_VER < 1920
# pragma warning(push)
# pragma warning(disable : 4522) // warning C4522: multiple assignment operators specified
#endif
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_MSVC(4522) // warning C4522: multiple assignment operators specified
template <typename Policy>
class accessor : public object_api<accessor<Policy>> {
using key_type = typename Policy::key_type;
@ -951,9 +951,7 @@ private:
key_type key;
mutable object cache;
};
#if defined(_MSC_VER) && _MSC_VER < 1920
# pragma warning(pop)
#endif
PYBIND11_WARNING_POP
PYBIND11_NAMESPACE_BEGIN(accessor_policies)
struct obj_attr {
@ -1693,7 +1691,7 @@ PYBIND11_NAMESPACE_BEGIN(detail)
// unsigned type: (A)-1 != (B)-1 when A and B are unsigned types of different sizes).
template <typename Unsigned>
Unsigned as_unsigned(PyObject *o) {
if (PYBIND11_SILENCE_MSVC_C4127(sizeof(Unsigned) <= sizeof(unsigned long))) {
if (sizeof(Unsigned) <= sizeof(unsigned long)) {
unsigned long v = PyLong_AsUnsignedLong(o);
return v == (unsigned long) -1 && PyErr_Occurred() ? (Unsigned) -1 : (Unsigned) v;
}
@ -1710,7 +1708,7 @@ public:
template <typename T, detail::enable_if_t<std::is_integral<T>::value, int> = 0>
// NOLINTNEXTLINE(google-explicit-constructor)
int_(T value) {
if (PYBIND11_SILENCE_MSVC_C4127(sizeof(T) <= sizeof(long))) {
if (sizeof(T) <= sizeof(long)) {
if (std::is_signed<T>::value) {
m_ptr = PyLong_FromLong((long) value);
} else {

9
tests/test_builtin_casters.cpp
View File

@ -73,6 +73,9 @@ PYBIND11_NAMESPACE_END(detail)
PYBIND11_NAMESPACE_END(pybind11)
TEST_SUBMODULE(builtin_casters, m) {
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_MSVC(4127)
// test_simple_string
m.def("string_roundtrip", [](const char *s) { return s; });
@ -86,7 +89,7 @@ TEST_SUBMODULE(builtin_casters, m) {
std::wstring wstr;
wstr.push_back(0x61); // a
wstr.push_back(0x2e18); // ⸘
if (PYBIND11_SILENCE_MSVC_C4127(sizeof(wchar_t) == 2)) {
if (sizeof(wchar_t) == 2) {
wstr.push_back(mathbfA16_1);
wstr.push_back(mathbfA16_2);
} // 𝐀, utf16
@ -113,7 +116,7 @@ TEST_SUBMODULE(builtin_casters, m) {
// Under Python 2.7, invalid unicode UTF-32 characters didn't appear to trigger
// UnicodeDecodeError
m.def("bad_utf32_string", [=]() { return std::u32string({a32, char32_t(0xd800), z32}); });
if (PYBIND11_SILENCE_MSVC_C4127(sizeof(wchar_t) == 2)) {
if (sizeof(wchar_t) == 2) {
m.def("bad_wchar_string", [=]() {
return std::wstring({wchar_t(0x61), wchar_t(0xd800)});
});
@ -384,4 +387,6 @@ TEST_SUBMODULE(builtin_casters, m) {
m.def("takes_const_ref", [](const ConstRefCasted &x) { return x.tag; });
m.def("takes_const_ref_wrap",
[](std::reference_wrapper<const ConstRefCasted> x) { return x.get().tag; });
PYBIND11_WARNING_POP
}

4
tests/test_class.cpp
View File

@ -22,10 +22,8 @@
#include <utility>
#if defined(_MSC_VER)
# pragma warning(disable : 4324)
PYBIND11_WARNING_DISABLE_MSVC(4324)
// warning C4324: structure was padded due to alignment specifier
#endif
// test_brace_initialization
struct NoBraceInitialization {

34
tests/test_constants_and_functions.cpp
View File

@ -52,15 +52,12 @@ int f1(int x) noexcept { return x + 1; }
#endif
int f2(int x) noexcept(true) { return x + 2; }
int f3(int x) noexcept(false) { return x + 3; }
#if defined(__GNUG__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wdeprecated"
#endif
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_GCC("-Wdeprecated")
PYBIND11_WARNING_DISABLE_CLANG("-Wdeprecated")
// NOLINTNEXTLINE(modernize-use-noexcept)
int f4(int x) throw() { return x + 4; } // Deprecated equivalent to noexcept(true)
#if defined(__GNUG__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
struct C {
int m1(int x) noexcept { return x - 1; }
int m2(int x) const noexcept { return x - 2; }
@ -68,17 +65,14 @@ struct C {
int m4(int x) const noexcept(true) { return x - 4; }
int m5(int x) noexcept(false) { return x - 5; }
int m6(int x) const noexcept(false) { return x - 6; }
#if defined(__GNUG__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wdeprecated"
#endif
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_GCC("-Wdeprecated")
PYBIND11_WARNING_DISABLE_CLANG("-Wdeprecated")
// NOLINTNEXTLINE(modernize-use-noexcept)
int m7(int x) throw() { return x - 7; }
// NOLINTNEXTLINE(modernize-use-noexcept)
int m8(int x) const throw() { return x - 8; }
#if defined(__GNUG__) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic pop
#endif
PYBIND11_WARNING_POP
};
} // namespace test_exc_sp
@ -126,14 +120,12 @@ TEST_SUBMODULE(constants_and_functions, m) {
.def("m8", &C::m8);
m.def("f1", f1);
m.def("f2", f2);
#if defined(__INTEL_COMPILER)
# pragma warning push
# pragma warning disable 878 // incompatible exception specifications
#endif
PYBIND11_WARNING_PUSH
PYBIND11_WARNING_DISABLE_INTEL(878) // incompatible exception specifications
m.def("f3", f3);
#if defined(__INTEL_COMPILER)
# pragma warning pop
#endif
PYBIND11_WARNING_POP
m.def("f4", f4);
// test_function_record_leaks

4
tests/test_eigen_matrix.cpp
View File

@ -13,9 +13,7 @@
#include "constructor_stats.h"
#include "pybind11_tests.h"
#if defined(_MSC_VER)
# pragma warning(disable : 4996) // C4996: std::unary_negation is deprecated
#endif
PYBIND11_WARNING_DISABLE_MSVC(4996)
#include <Eigen/Cholesky>

8
tests/test_eigen_tensor.inl
View File

@ -9,7 +9,9 @@
#include "pybind11_tests.h"
namespace PYBIND11_TEST_EIGEN_TENSOR_NAMESPACE {
PYBIND11_NAMESPACE_BEGIN(PYBIND11_TEST_EIGEN_TENSOR_NAMESPACE)
PYBIND11_WARNING_DISABLE_MSVC(4127)
template <typename M>
void reset_tensor(M &x) {
@ -90,7 +92,7 @@ struct CustomExample {
template <int Options>
void init_tensor_module(pybind11::module &m) {
const char *needed_options = "";
if (PYBIND11_SILENCE_MSVC_C4127(Options == Eigen::ColMajor)) {
if (Options == Eigen::ColMajor) {
needed_options = "F";
} else {
needed_options = "C";
@ -330,4 +332,4 @@ void test_module(py::module_ &m) {
init_tensor_module<Eigen::RowMajor>(c_style);
}
} // namespace PYBIND11_TEST_EIGEN_TENSOR_NAMESPACE
PYBIND11_NAMESPACE_END(PYBIND11_TEST_EIGEN_TENSOR_NAMESPACE)

4
tests/test_embed/catch.cpp
View File

@ -3,11 +3,9 @@
#include <pybind11/embed.h>
#ifdef _MSC_VER
// Silence MSVC C++17 deprecation warning from Catch regarding std::uncaught_exceptions (up to
// catch 2.0.1; this should be fixed in the next catch release after 2.0.1).
# pragma warning(disable : 4996)
#endif
PYBIND11_WARNING_DISABLE_MSVC(4996)
// Catch uses _ internally, which breaks gettext style defines
#ifdef _

4
tests/test_embed/test_interpreter.cpp
View File

@ -1,10 +1,8 @@
#include <pybind11/embed.h>
#ifdef _MSC_VER
// Silence MSVC C++17 deprecation warning from Catch regarding std::uncaught_exceptions (up to
// catch 2.0.1; this should be fixed in the next catch release after 2.0.1).
# pragma warning(disable : 4996)
#endif
PYBIND11_WARNING_DISABLE_MSVC(4996)
#include <catch.hpp>
#include <cstdlib>

9
tests/test_kwargs_and_defaults.cpp
View File

@ -44,14 +44,13 @@ TEST_SUBMODULE(kwargs_and_defaults, m) {
// test_args_and_kwargs
m.def("args_function", [](py::args args) -> py::tuple {
PYBIND11_WARNING_PUSH
#ifdef PYBIND11_DETECTED_CLANG_WITH_MISLEADING_CALL_STD_MOVE_EXPLICITLY_WARNING
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wreturn-std-move"
PYBIND11_WARNING_DISABLE_CLANG("-Wreturn-std-move")
#endif
return args;
#ifdef PYBIND11_DETECTED_CLANG_WITH_MISLEADING_CALL_STD_MOVE_EXPLICITLY_WARNING
# pragma clang diagnostic pop
#endif
PYBIND11_WARNING_POP
});
m.def("args_kwargs_function", [](const py::args &args, const py::kwargs &kwargs) {
return py::make_tuple(args, kwargs);

23
tests/test_operator_overloading.cpp
View File

@ -132,22 +132,18 @@ struct hash<HashMe> {
// Not a good abs function, but easy to test.
std::string abs(const Vector2 &) { return "abs(Vector2)"; }
// MSVC & Intel warns about unknown pragmas, and warnings are errors.
#if !defined(_MSC_VER) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic push
// clang 7.0.0 and Apple LLVM 10.0.1 introduce `-Wself-assign-overloaded` to
// `-Wall`, which is used here for overloading (e.g. `py::self += py::self `).
// Here, we suppress the warning using `#pragma diagnostic`.
// Here, we suppress the warning
// Taken from: https://github.com/RobotLocomotion/drake/commit/aaf84b46
// TODO(eric): This could be resolved using a function / functor (e.g. `py::self()`).
# if defined(__APPLE__) && defined(__clang__)
# if (__clang_major__ >= 10)
# pragma GCC diagnostic ignored "-Wself-assign-overloaded"
# endif
# elif defined(__clang__)
# if (__clang_major__ >= 7)
# pragma GCC diagnostic ignored "-Wself-assign-overloaded"
# endif
#if defined(__APPLE__) && defined(__clang__)
# if (__clang_major__ >= 10)
PYBIND11_WARNING_DISABLE_CLANG("-Wself-assign-overloaded")
# endif
#elif defined(__clang__)
# if (__clang_major__ >= 7)
PYBIND11_WARNING_DISABLE_CLANG("-Wself-assign-overloaded")
# endif
#endif
@ -283,6 +279,3 @@ TEST_SUBMODULE(operators, m) {
m.def("get_unhashable_HashMe_set", []() { return std::unordered_set<HashMe>{{"one"}}; });
}
#if !defined(_MSC_VER) && !defined(__INTEL_COMPILER)
# pragma GCC diagnostic pop
#endif