From 39b38a94e397bb2f55bb7b8e2a5cd69f649cadc1 Mon Sep 17 00:00:00 2001
From: Nicholas Nethercote <n.nethercote@gmail.com>
Date: Thu, 22 Aug 2024 06:58:31 +1000
Subject: [PATCH] Split the assertion in `NodeRange::new`.

---
 compiler/rustc_parse/src/parser/mod.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs
index 61e3fa2e6c5..b72957ace52 100644
--- a/compiler/rustc_parse/src/parser/mod.rs
+++ b/compiler/rustc_parse/src/parser/mod.rs
@@ -238,7 +238,8 @@ impl NodeRange {
     // is the position of the function's start token. This gives
     // `NodeRange(10..15)`.
     fn new(ParserRange(parser_range): ParserRange, start_pos: u32) -> NodeRange {
-        assert!(parser_range.start >= start_pos && parser_range.end >= start_pos);
+        assert!(!parser_range.is_empty());
+        assert!(parser_range.start >= start_pos);
         NodeRange((parser_range.start - start_pos)..(parser_range.end - start_pos))
     }
 }