From b0e1a52e37d9690db292af841181a894599c41ee Mon Sep 17 00:00:00 2001
From: Nicholas Nethercote <n.nethercote@gmail.com>
Date: Tue, 17 Oct 2023 11:37:58 +1100
Subject: [PATCH] Make `handle_options` public again.

---
 compiler/rustc_driver_impl/src/lib.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/compiler/rustc_driver_impl/src/lib.rs b/compiler/rustc_driver_impl/src/lib.rs
index 5bb7c41677c..a509412074e 100644
--- a/compiler/rustc_driver_impl/src/lib.rs
+++ b/compiler/rustc_driver_impl/src/lib.rs
@@ -1184,7 +1184,11 @@ fn print_flag_list<T>(
 ///
 /// So with all that in mind, the comments below have some more detail about the
 /// contortions done here to get things to work out correctly.
-fn handle_options(handler: &EarlyErrorHandler, args: &[String]) -> Option<getopts::Matches> {
+///
+/// This does not need to be `pub` for rustc itself, but @chaosite needs it to
+/// be public when using rustc as a library, see
+/// <https://github.com/rust-lang/rust/commit/2b4c33817a5aaecabf4c6598d41e190080ec119e>
+pub fn handle_options(handler: &EarlyErrorHandler, args: &[String]) -> Option<getopts::Matches> {
     if args.is_empty() {
         // user did not write `-v` nor `-Z unstable-options`, so do not
         // include that extra information.