From a8e1da317104cf33b9485be29c10da57c648b873 Mon Sep 17 00:00:00 2001
From: Kai Luo <gluokai@gmail.com>
Date: Mon, 18 Dec 2023 09:41:36 +0800
Subject: [PATCH] Address comment

---
 compiler/rustc_codegen_ssa/src/back/metadata.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/rustc_codegen_ssa/src/back/metadata.rs b/compiler/rustc_codegen_ssa/src/back/metadata.rs
index 06ef0be461559..b683e1b45a8d1 100644
--- a/compiler/rustc_codegen_ssa/src/back/metadata.rs
+++ b/compiler/rustc_codegen_ssa/src/back/metadata.rs
@@ -603,7 +603,7 @@ pub fn create_compressed_metadata_file_for_xcoff(
         section: SymbolSection::Section(data_section),
         flags: SymbolFlags::None,
     });
-    let len = data.len() as u32;
+    let len: u32 = data.len().try_into().unwrap();
     let offset = file.append_section_data(section, &len.to_be_bytes(), 1);
     // Add a symbol referring to the rustc metadata.
     file.add_symbol(Symbol {