From 7b5a366c2aa8ed60965f234a5162f9c70c04a5f6 Mon Sep 17 00:00:00 2001
From: Qiu Chaofan <qcf@ecnelises.com>
Date: Wed, 19 Oct 2022 14:53:47 +0800
Subject: [PATCH] Remove byte swap of valtree hash on big endian

---
 compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
index 135ed680da2dc..e05646e1e86a4 100644
--- a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
+++ b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
@@ -666,10 +666,8 @@ fn push_const_param<'tcx>(tcx: TyCtxt<'tcx>, ct: ty::Const<'tcx>, output: &mut S
                     hcx.while_hashing_spans(false, |hcx| {
                         ct.to_valtree().hash_stable(hcx, &mut hasher)
                     });
-                    // Note: Don't use `StableHashResult` impl of `u64` here directly, since that
-                    // would lead to endianness problems.
-                    let hash: u128 = hasher.finish();
-                    (hash.to_le() as u64).to_le()
+                    let hash: u64 = hasher.finish();
+                    hash
                 });
 
                 if cpp_like_debuginfo(tcx) {