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[libc++] Disable CFI in __libcpp_allocate (#124805)

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Since we're casting uninitialized memory, we must disable CFI checks.
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Louis Dionne 2025-01-28 15:43:21 -05:00 committed by GitHub
parent 9d8dc45d17
commit 9f660625be
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1 changed files with 2 additions and 1 deletions
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3
libcxx/include/__new/allocate.h
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@ -50,7 +50,8 @@ _LIBCPP_HIDE_FROM_ABI void __libcpp_operator_delete(_Args... __args) _NOEXCEPT {
}
template <class _Tp>
inline _LIBCPP_HIDE_FROM_ABI _Tp* __libcpp_allocate(__element_count __n, size_t __align = _LIBCPP_ALIGNOF(_Tp)) {
inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_NO_CFI _Tp*
__libcpp_allocate(__element_count __n, size_t __align = _LIBCPP_ALIGNOF(_Tp)) {
size_t __size = static_cast<size_t>(__n) * sizeof(_Tp);
#if _LIBCPP_HAS_ALIGNED_ALLOCATION
if (__is_overaligned_for_new(__align)) {