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libcxx: update to LLVM 18

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release/18.x branch, commit 78b99c73ee4b96fe9ce0e294d4632326afb2db42

This adds the flag `-D_LIBCPP_HARDENING_MODE` which is determined based
on the Zig optimization mode.

This commit also fixes libunwind, libcxx, and libcxxabi to properly
report sub compilation errors.
This commit is contained in:
Andrew Kelley
2024-04-26 15:33:29 -07:00
parent bc6ebc6f25
commit 06ee65af9e
902 changed files with 80977 additions and 107576 deletions
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33
lib/libcxx/src/charconv.cpp vendored
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@@ -15,22 +15,13 @@ _LIBCPP_BEGIN_NAMESPACE_STD
#ifndef _LIBCPP_ABI_DO_NOT_EXPORT_TO_CHARS_BASE_10
namespace __itoa
{
namespace __itoa {
_LIBCPP_EXPORTED_FROM_ABI char*
__u32toa(uint32_t value, char* buffer) noexcept
{
return __base_10_u32(buffer, value);
}
_LIBCPP_EXPORTED_FROM_ABI char* __u32toa(uint32_t value, char* buffer) noexcept { return __base_10_u32(buffer, value); }
_LIBCPP_EXPORTED_FROM_ABI char*
__u64toa(uint64_t value, char* buffer) noexcept
{
return __base_10_u64(buffer, value);
}
_LIBCPP_EXPORTED_FROM_ABI char* __u64toa(uint64_t value, char* buffer) noexcept { return __base_10_u64(buffer, value); }
} // namespace __itoa
} // namespace __itoa
#endif // _LIBCPP_ABI_DO_NOT_EXPORT_TO_CHARS_BASE_10
@@ -51,8 +42,8 @@ to_chars_result to_chars(char* __first, char* __last, double __value) {
}
to_chars_result to_chars(char* __first, char* __last, long double __value) {
return _Floating_to_chars<_Floating_to_chars_overload::_Plain>(__first, __last, static_cast<double>(__value),
chars_format{}, 0);
return _Floating_to_chars<_Floating_to_chars_overload::_Plain>(
__first, __last, static_cast<double>(__value), chars_format{}, 0);
}
to_chars_result to_chars(char* __first, char* __last, float __value, chars_format __fmt) {
@@ -64,18 +55,18 @@ to_chars_result to_chars(char* __first, char* __last, double __value, chars_form
}
to_chars_result to_chars(char* __first, char* __last, long double __value, chars_format __fmt) {
return _Floating_to_chars<_Floating_to_chars_overload::_Format_only>(__first, __last, static_cast<double>(__value),
__fmt, 0);
return _Floating_to_chars<_Floating_to_chars_overload::_Format_only>(
__first, __last, static_cast<double>(__value), __fmt, 0);
}
to_chars_result to_chars(char* __first, char* __last, float __value, chars_format __fmt, int __precision) {
return _Floating_to_chars<_Floating_to_chars_overload::_Format_precision>(__first, __last, __value, __fmt,
__precision);
return _Floating_to_chars<_Floating_to_chars_overload::_Format_precision>(
__first, __last, __value, __fmt, __precision);
}
to_chars_result to_chars(char* __first, char* __last, double __value, chars_format __fmt, int __precision) {
return _Floating_to_chars<_Floating_to_chars_overload::_Format_precision>(__first, __last, __value, __fmt,
__precision);
return _Floating_to_chars<_Floating_to_chars_overload::_Format_precision>(
__first, __last, __value, __fmt, __precision);
}
to_chars_result to_chars(char* __first, char* __last, long double __value, chars_format __fmt, int __precision) {