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Add SNMALLOC_EXPORT annotation to c++ allocator functions. #822

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Merged
mjp41 merged 1 commit into from
Mar 3, 2026
Merged

Add SNMALLOC_EXPORT annotation to c++ allocator functions. #822

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42 changes: 23 additions & 19 deletions src/snmalloc/override/new.cc
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
#include "override.h"
#include "snmalloc/snmalloc.h"

#include <new>
Expand Down Expand Up @@ -96,99 +97,102 @@ namespace snmalloc
}
} // namespace snmalloc

void* operator new(size_t size)
SNMALLOC_EXPORT void* operator new(size_t size)
{
return snmalloc::alloc<snmalloc::handler::Throw>(size);
}

void* operator new[](size_t size)
SNMALLOC_EXPORT void* operator new[](size_t size)
{
return snmalloc::alloc<snmalloc::handler::Throw>(size);
}

void* operator new(size_t size, const std::nothrow_t&) noexcept
SNMALLOC_EXPORT void* operator new(size_t size, const std::nothrow_t&) noexcept
{
return snmalloc::alloc<snmalloc::handler::NoThrow>(size);
}

void* operator new[](size_t size, const std::nothrow_t&) noexcept
SNMALLOC_EXPORT void*
operator new[](size_t size, const std::nothrow_t&) noexcept
{
return snmalloc::alloc<snmalloc::handler::NoThrow>(size);
}

void operator delete(void* p) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete(void* p) EXCEPTSPEC
{
snmalloc::libc::free(p);
}

void operator delete(void* p, size_t size) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete(void* p, size_t size) EXCEPTSPEC
{
snmalloc::libc::free_sized(p, size);
}

void operator delete(void* p, const std::nothrow_t&) noexcept
SNMALLOC_EXPORT void operator delete(void* p, const std::nothrow_t&) noexcept
{
snmalloc::libc::free(p);
}

void operator delete[](void* p) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete[](void* p) EXCEPTSPEC
{
snmalloc::libc::free(p);
}

void operator delete[](void* p, size_t size) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete[](void* p, size_t size) EXCEPTSPEC
{
snmalloc::libc::free_sized(p, size);
}

void operator delete[](void* p, const std::nothrow_t&) noexcept
SNMALLOC_EXPORT void operator delete[](void* p, const std::nothrow_t&) noexcept
{
snmalloc::libc::free(p);
}

void* operator new(size_t size, std::align_val_t val)
SNMALLOC_EXPORT void* operator new(size_t size, std::align_val_t val)
{
size = snmalloc::aligned_size(size_t(val), size);
return snmalloc::alloc<snmalloc::handler::Throw>(size);
}

void* operator new[](size_t size, std::align_val_t val)
SNMALLOC_EXPORT void* operator new[](size_t size, std::align_val_t val)
{
size = snmalloc::aligned_size(size_t(val), size);
return snmalloc::alloc<snmalloc::handler::Throw>(size);
}

void* operator new(
size_t size, std::align_val_t val, const std::nothrow_t&) noexcept
SNMALLOC_EXPORT void*
operator new(size_t size, std::align_val_t val, const std::nothrow_t&) noexcept
{
size = snmalloc::aligned_size(size_t(val), size);
return snmalloc::alloc<snmalloc::handler::NoThrow>(size);
}

void* operator new[](
SNMALLOC_EXPORT void* operator new[](
size_t size, std::align_val_t val, const std::nothrow_t&) noexcept
{
size = snmalloc::aligned_size(size_t(val), size);
return snmalloc::alloc<snmalloc::handler::NoThrow>(size);
}

void operator delete(void* p, std::align_val_t) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete(void* p, std::align_val_t) EXCEPTSPEC
{
snmalloc::libc::free(p);
}

void operator delete[](void* p, std::align_val_t) EXCEPTSPEC
SNMALLOC_EXPORT void operator delete[](void* p, std::align_val_t) EXCEPTSPEC
{
snmalloc::libc::free(p);
}

void operator delete(void* p, size_t size, std::align_val_t val) EXCEPTSPEC
SNMALLOC_EXPORT void
operator delete(void* p, size_t size, std::align_val_t val) EXCEPTSPEC
{
size = snmalloc::aligned_size(size_t(val), size);
snmalloc::libc::free_sized(p, size);
}

void operator delete[](void* p, size_t size, std::align_val_t val) EXCEPTSPEC
SNMALLOC_EXPORT void
operator delete[](void* p, size_t size, std::align_val_t val) EXCEPTSPEC
{
size = snmalloc::aligned_size(size_t(val), size);
snmalloc::libc::free_sized(p, size);
Expand Down
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