From a8cc312e504ee4d372bc7370ee63bcf7f24c1c36 Mon Sep 17 00:00:00 2001
From: Rintaro Ishizaki <rishizaki@apple.com>
Date: Thu, 30 May 2024 13:36:29 -0700
Subject: [PATCH] [Basic] Fix return type of FixedBitSet::chunkMask()

Fix a warning in msvc compiler: warning C4334: '<<': result of 32-bit
shift implicitly converted to 64 bits (was 64-bit shift intended?)
---
 include/swift/Basic/FixedBitSet.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/swift/Basic/FixedBitSet.h b/include/swift/Basic/FixedBitSet.h
index fd96f016b16be..d3d820b86b8ff 100644
--- a/include/swift/Basic/FixedBitSet.h
+++ b/include/swift/Basic/FixedBitSet.h
@@ -78,7 +78,7 @@ class FixedBitSet {
   static size_t chunkIndex(ValueType i) {
     return size_t(i) / chunkSize;
   }
-  static size_t chunkMask(ValueType i) {
+  static ChunkType chunkMask(ValueType i) {
     return ChunkType(1) << (size_t(i) % chunkSize);
   }