1 files changed, 8 insertions, 0 deletions
diff --git a/clang/unittests/Format/SortIncludesTest.cpp b/clang/unittests/Format/SortIncludesTest.cpp
index a33e440abfb..0c3a95a1063 100644
--- a/clang/unittests/Format/SortIncludesTest.cpp
+++ b/clang/unittests/Format/SortIncludesTest.cpp
@@ -724,6 +724,14 @@ TEST_F(SortIncludesTest, DoNotOutputReplacementsForSortedBlocksWithRegrouping) {
   EXPECT_EQ(Code, sort(Code, "input.h", 0));
 }
 
+TEST_F(SortIncludesTest,
+       DoNotOutputReplacementsForSortedBlocksWithRegroupingWindows) {
+  Style.IncludeBlocks = Style.IBS_Regroup;
+  std::string Code = "#include \"b.h\"\r\n"
+                     "\r\n"
+                     "#include <a.h>\r\n";
+  EXPECT_EQ(Code, sort(Code, "input.h", 0));
+}
 
 TEST_F(SortIncludesTest, DoNotRegroupGroupsInGoogleObjCStyle) {
   FmtStyle = getGoogleStyle(FormatStyle::LK_ObjC);