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125 lines
3.6 KiB
C++
125 lines
3.6 KiB
C++
#ifndef TEST_INTEROP_CXX_STDLIB_INPUTS_STD_SPAN_H
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#define TEST_INTEROP_CXX_STDLIB_INPUTS_STD_SPAN_H
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#include <cstddef>
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#include <span>
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#include <string>
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#include <vector>
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#ifndef __counted_by // cstddef already imports ptrcheck.h on apple platforms
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#if defined(__has_feature) && __has_feature(bounds_safety_attributes)
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#define __counted_by(x) __attribute__((__counted_by__(x)))
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#else
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#define __counted_by(x)
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#endif
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#endif
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using ConstSpanOfInt = std::span<const int>;
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using SpanOfInt = std::span<int>;
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using ConstSpanOfString = std::span<const std::string>;
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using SpanOfString = std::span<std::string>;
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using VecOfInt = std::vector<int>;
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static int iarray[]{1, 2, 3};
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static std::string sarray[]{"", "ab", "abc"};
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static ConstSpanOfInt icspan = {iarray};
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static SpanOfInt ispan = {iarray};
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static ConstSpanOfString scspan = {sarray};
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static SpanOfString sspan = {sarray};
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struct SpanBox {
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ConstSpanOfInt icspan;
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SpanOfInt ispan;
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ConstSpanOfString scspan;
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SpanOfString sspan;
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};
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class CppApi {
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public:
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ConstSpanOfInt getConstSpan();
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SpanOfInt getSpan();
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};
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ConstSpanOfInt CppApi::getConstSpan() {
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ConstSpanOfInt sp{new int[2], 2};
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return sp;
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}
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SpanOfInt CppApi::getSpan() {
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SpanOfInt sp{new int[2], 2};
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return sp;
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}
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inline ConstSpanOfInt initConstSpan() {
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return ConstSpanOfInt(iarray);
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}
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inline SpanOfInt initSpan() {
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return SpanOfInt(iarray);
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}
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inline SpanOfInt initSpan(int arr[], size_t size) {
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return SpanOfInt(arr, size);
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}
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struct DependsOnSelf {
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std::vector<int> v;
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__attribute__((swift_name("get()")))
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ConstSpanOfInt get() const [[clang::lifetimebound]] { return ConstSpanOfInt(v.data(), v.size()); }
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};
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inline struct SpanBox getStructSpanBox() { return {iarray, iarray, sarray, sarray}; }
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struct CaptureByReference {
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void set(const std::vector<int>& x [[clang::lifetime_capture_by(this)]]) {
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this->x = ConstSpanOfInt(x.data(), x.size());
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};
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ConstSpanOfInt x;
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};
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inline void funcWithSafeWrapper(ConstSpanOfInt s [[clang::noescape]]) {}
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inline ConstSpanOfInt funcWithSafeWrapper2(ConstSpanOfInt s
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[[clang::lifetimebound]]) {
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return s;
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}
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inline ConstSpanOfInt funcWithSafeWrapper3(const VecOfInt &v
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[[clang::lifetimebound]]) {
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return ConstSpanOfInt(v.data(), v.size());
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}
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struct X {
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inline void methodWithSafeWrapper(ConstSpanOfInt s [[clang::noescape]]) {}
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};
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inline ConstSpanOfInt mixedFuncWithSafeWrapper1(const int * __counted_by(len) p
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[[clang::lifetimebound]], int len) {
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return ConstSpanOfInt(p, len);
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}
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inline const int * __counted_by(len) mixedFuncWithSafeWrapper2(const VecOfInt &v
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[[clang::lifetimebound]], int len) {
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if (v.size() <= len)
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return v.data();
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return nullptr;
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}
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inline void mixedFuncWithSafeWrapper3(ConstSpanOfInt s [[clang::noescape]],
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int * __counted_by(len) p, int len) {}
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inline void mixedFuncWithSafeWrapper4(ConstSpanOfInt s [[clang::noescape]],
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const int * __counted_by(len) p [[clang::noescape]], int len) {}
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inline void mixedFuncWithSafeWrapper5(ConstSpanOfInt s,
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const int * __counted_by(len) p [[clang::noescape]], int len) {}
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inline void mixedFuncWithSafeWrapper6(ConstSpanOfInt s,
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int * __counted_by(len) p, int len) {}
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inline ConstSpanOfInt mixedFuncWithSafeWrapper7(const int * __counted_by(len) p, int len) {
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return ConstSpanOfInt(p, len);
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}
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#endif // TEST_INTEROP_CXX_STDLIB_INPUTS_STD_SPAN_H
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