libcxx: update to LLVM 18

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.

1 files changed, 8 insertions, 8 deletions

diff --git a/lib/libcxx/include/__functional/binary_function.h b/lib/libcxx/include/__functional/binary_function.h
index fdedb8b177..ddee3b1703 100644
--- a/lib/libcxx/include/__functional/binary_function.h
+++ b/lib/libcxx/include/__functional/binary_function.h
@@ -21,20 +21,20 @@ _LIBCPP_BEGIN_NAMESPACE_STD
 #if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_UNARY_BINARY_FUNCTION)
 
 template <class _Arg1, class _Arg2, class _Result>
-struct _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 binary_function
-{
-    typedef _Arg1   first_argument_type;
-    typedef _Arg2   second_argument_type;
-    typedef _Result result_type;
+struct _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 binary_function {
+  typedef _Arg1 first_argument_type;
+  typedef _Arg2 second_argument_type;
+  typedef _Result result_type;
 };
 
 #endif // _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_UNARY_BINARY_FUNCTION)
 
-template <class _Arg1, class _Arg2, class _Result> struct __binary_function_keep_layout_base {
+template <class _Arg1, class _Arg2, class _Result>
+struct __binary_function_keep_layout_base {
 #if _LIBCPP_STD_VER <= 17 || defined(_LIBCPP_ENABLE_CXX20_REMOVED_BINDER_TYPEDEFS)
-  using first_argument_type _LIBCPP_DEPRECATED_IN_CXX17 = _Arg1;
+  using first_argument_type _LIBCPP_DEPRECATED_IN_CXX17  = _Arg1;
   using second_argument_type _LIBCPP_DEPRECATED_IN_CXX17 = _Arg2;
-  using result_type _LIBCPP_DEPRECATED_IN_CXX17 = _Result;
+  using result_type _LIBCPP_DEPRECATED_IN_CXX17          = _Result;
 #endif
 };