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// RUN: %clang_cc1 -triple x86_64-apple-macosx10.13.0 -fexceptions -faligned-alloc-unavailable -std=c++1z -verify %s
// RUN: %clang_cc1 -triple x86_64-apple-macosx10.13.0 -fexceptions -std=c++1z -verify -DNO_ERRORS %s
// RUN: %clang_cc1 -triple x86_64-apple-macosx10.13.0 -fexceptions -faligned-allocation -faligned-alloc-unavailable -std=c++14 -verify %s
// RUN: %clang_cc1 -triple arm64-apple-ios10.0.0 -fexceptions -faligned-alloc-unavailable -std=c++1z -verify -DIOS %s
// RUN: %clang_cc1 -triple arm64-apple-ios10.0.0 -fexceptions -std=c++1z -verify -DNO_ERRORS %s
// RUN: %clang_cc1 -triple arm64-apple-tvos10.0.0 -fexceptions -faligned-alloc-unavailable -std=c++1z -verify -DTVOS %s
// RUN: %clang_cc1 -triple arm64-apple-tvos10.0.0 -fexceptions -std=c++1z -verify -DNO_ERRORS %s
// RUN: %clang_cc1 -triple armv7k-apple-watchos3.0.0 -fexceptions -faligned-alloc-unavailable -std=c++1z -verify -DWATCHOS %s
// RUN: %clang_cc1 -triple armv7k-apple-watchos3.0.0 -fexceptions -std=c++1z -verify -DNO_ERRORS %s
namespace std {
typedef decltype(sizeof(0)) size_t;
enum class align_val_t : std::size_t {};
struct nothrow_t {};
nothrow_t nothrow;
}
void *operator new(std::size_t __sz, const std::nothrow_t&) noexcept;
void *operator new[](std::size_t __sz, const std::nothrow_t&) noexcept;
void *operator new(std::size_t __sz, std::align_val_t, const std::nothrow_t&) noexcept;
void *operator new[](std::size_t __sz, std::align_val_t, const std::nothrow_t&) noexcept;
void operator delete(void *, std::align_val_t, const std::nothrow_t&);
void operator delete[](void *, std::align_val_t, const std::nothrow_t&);
void operator delete(void*, std::size_t, std::align_val_t) noexcept;
void operator delete[](void*, std::size_t, std::align_val_t) noexcept;
void *operator new(std::size_t, std::align_val_t, long long);
struct alignas(256) OveralignedS {
int x[16];
};
struct S {
int x[16];
};
void test() {
auto *p = new S;
delete p;
p = new (std::nothrow) S;
auto *pa = new S[4];
delete[] pa;
pa = new (std::nothrow) S[4];
}
void testOveraligned() {
auto *p = new OveralignedS;
p = new ((std::align_val_t)8) OveralignedS;
delete p;
p = new (std::nothrow) OveralignedS;
auto *pa = new OveralignedS[4];
pa = new ((std::align_val_t)8) OveralignedS[4];
delete[] pa;
pa = new (std::nothrow) OveralignedS[4];
// No error here since it is not calling a replaceable allocation function.
p = new ((std::align_val_t)8, 10LL) OveralignedS;
}
#ifdef NO_ERRORS
// expected-no-diagnostics
#else
// expected-error@-16 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-17 {{if you supply your own aligned allocation functions}}
// expected-error@-18 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-19 {{if you supply your own aligned allocation functions}}
// expected-error@-20 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-21 {{if you supply your own aligned allocation functions}}
// expected-error@-22 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-23 {{if you supply your own aligned allocation functions}}
// expected-error@-24 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-25 {{if you supply your own aligned allocation functions}}
// expected-error@-26 {{aligned allocation function of type 'void *(std::size_t, std::align_val_t, const std::nothrow_t &) noexcept' is only available on}}
// expected-note@-27 {{if you supply your own aligned allocation functions}}
// expected-error@-28 {{aligned deallocation function of type 'void (void *, std::align_val_t, const std::nothrow_t &) noexcept' is only available on}}
// expected-note@-29 {{if you supply your own aligned allocation functions}}
// expected-error@-29 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-30 {{if you supply your own aligned allocation functions}}
// expected-error@-31 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-32 {{if you supply your own aligned allocation functions}}
// expected-error@-33 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-34 {{if you supply your own aligned allocation functions}}
// expected-error@-35 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-36 {{if you supply your own aligned allocation functions}}
// expected-error@-37 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-38 {{if you supply your own aligned allocation functions}}
// expected-error@-39 {{aligned allocation function of type 'void *(std::size_t, std::align_val_t, const std::nothrow_t &) noexcept' is only available on}}
// expected-note@-40 {{if you supply your own aligned allocation functions}}
// expected-error@-41 {{aligned deallocation function of type 'void (void *, std::align_val_t, const std::nothrow_t &) noexcept' is only available on}}
// expected-note@-42 {{if you supply your own aligned allocation functions}}
#endif
void testOveralignedCheckOS() {
auto *p = new OveralignedS;
}
#ifdef NO_ERRORS
// expected-no-diagnostics
#else
#if defined(IOS)
// expected-error@-7 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on iOS 11 or newer}}
// expected-error@-8 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on iOS 11 or newer}}}
#elif defined(TVOS)
// expected-error@-10 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on tvOS 11 or newer}}}
// expected-error@-11 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on tvOS 11 or newer}}}
#elif defined(WATCHOS)
// expected-error@-13 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on watchOS 4 or newer}}}
// expected-error@-14 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on watchOS 4 or newer}}}
#else
// expected-error@-16 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on macOS 10.14 or newer}}}
// expected-error@-17 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on macOS 10.14 or newer}}}
#endif
// expected-note@-20 2 {{if you supply your own aligned allocation functions}}
#endif
// Test that diagnostics are produced when an unavailable aligned deallocation
// function is called from a deleting destructor.
struct alignas(256) OveralignedS2 {
int a[4];
virtual ~OveralignedS2();
};
OveralignedS2::~OveralignedS2() {}
#ifdef NO_ERRORS
// expected-no-diagnostics
#else
#if defined(IOS)
// expected-error@-6 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on iOS 11 or newer}}}
// expected-note@-7 {{if you supply your own aligned allocation functions}}
#elif defined(TVOS)
// expected-error@-9 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on tvOS 11 or newer}}}
// expected-note@-10 {{if you supply your own aligned allocation functions}}
#elif defined(WATCHOS)
// expected-error@-12 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on watchOS 4 or newer}}}
// expected-note@-13 {{if you supply your own aligned allocation functions}}
#else
// expected-error@-15 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on macOS 10.14 or newer}}}
// expected-note@-16 {{if you supply your own aligned allocation functions}}
#endif
#endif
void testExplicitOperatorNewDelete() {
void *p = operator new(128);
operator delete(p);
p = operator new[](128);
operator delete[](p);
p = __builtin_operator_new(128);
__builtin_operator_delete(p);
}
void testExplicitOperatorNewDeleteOveraligned() {
void *p = operator new(128, (std::align_val_t)64);
operator delete(p, (std::align_val_t)64);
p = operator new[](128, (std::align_val_t)64);
operator delete[](p, (std::align_val_t)64);
p = __builtin_operator_new(128, (std::align_val_t)64);
__builtin_operator_delete(p, (std::align_val_t)64);
}
#ifdef NO_ERRORS
// expected-no-diagnostics
#else
// expected-error@-11 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-12 {{if you supply your own aligned allocation functions}}
// expected-error@-13 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-14 {{if you supply your own aligned allocation functions}}
// expected-error@-15 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-16 {{if you supply your own aligned allocation functions}}
// expected-error@-17 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-18 {{if you supply your own aligned allocation functions}}
// expected-error@-19 {{aligned allocation function of type 'void *(unsigned long, enum std::align_val_t)' is only available on}}
// expected-note@-20 {{if you supply your own aligned allocation functions}}
// expected-error@-21 {{aligned deallocation function of type 'void (void *, enum std::align_val_t) noexcept' is only available on}}
// expected-note@-22 {{if you supply your own aligned allocation functions}}
#endif
// No errors if user-defined aligned allocation functions are available.
void *operator new(std::size_t __sz, std::align_val_t) {
static char array[256];
return &array;
}
void operator delete(void *p, std::align_val_t) {
}
void testOveraligned2() {
auto p = new ((std::align_val_t)8) OveralignedS;
delete p;
}
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