[clang] [clang] Fix FnInfoOpts::operator&= and FnInfoOpts::operator|= not updating assigned operands (PR #107050)

[via cfe-commits]

https://github.com/mylai-mtk created https://github.com/llvm/llvm-project/pull/107050

Hi, this is my first time sending a PR to the LLVM repo.
I ran into this bug when implementing a feature in my private repo, and I think maybe I can take this small patch as a chance to practice contributing to LLVM, so here I publish the fix to this small but certain bug :)

>From c62066b1cca052b6258ce1e44788cf1f9a35bb01 Mon Sep 17 00:00:00 2001
From: Ming-Yi Lai <ming-yi.lai at mediatek.com>
Date: Wed, 19 Jun 2024 11:28:52 +0800
Subject: [PATCH] [clang] Fix bug of FnInfoOpts::operator&= and
 FnInfoOpts::operator|= not updating assigned operands

---
 clang/lib/CodeGen/CGCall.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/clang/lib/CodeGen/CGCall.h b/clang/lib/CodeGen/CGCall.h
index 6fa65e1916183a..21cc8504bf25cc 100644
--- a/clang/lib/CodeGen/CGCall.h
+++ b/clang/lib/CodeGen/CGCall.h
@@ -450,12 +450,12 @@ inline FnInfoOpts operator&(FnInfoOpts A, FnInfoOpts B) {
                                  llvm::to_underlying(B));
 }
 
-inline FnInfoOpts operator|=(FnInfoOpts A, FnInfoOpts B) {
+inline FnInfoOpts& operator|=(FnInfoOpts &A, FnInfoOpts B) {
   A = A | B;
   return A;
 }
 
-inline FnInfoOpts operator&=(FnInfoOpts A, FnInfoOpts B) {
+inline FnInfoOpts& operator&=(FnInfoOpts &A, FnInfoOpts B) {
   A = A & B;
   return A;
 }