diff --git a/lib/IR/DIBuilder.cpp b/lib/IR/DIBuilder.cpp
index 0d18bed0010..7890b7ff47d 100644
--- a/lib/IR/DIBuilder.cpp
+++ b/lib/IR/DIBuilder.cpp
@@ -548,10 +548,12 @@ DICompositeType DIBuilder::createStructType(DIDescriptor Context,
 }
 
 /// createUnionType - Create debugging information entry for an union.
-DICompositeType DIBuilder::createUnionType(
-    DIDescriptor Scope, StringRef Name, DIFile File, unsigned LineNumber,
-    uint64_t SizeInBits, uint64_t AlignInBits, unsigned Flags, DIArray Elements,
-    unsigned RunTimeLang) {
+DICompositeType DIBuilder::createUnionType(DIDescriptor Scope, StringRef Name,
+                                           DIFile File, unsigned LineNumber,
+                                           uint64_t SizeInBits,
+                                           uint64_t AlignInBits, unsigned Flags,
+                                           DIArray Elements,
+                                           unsigned RunTimeLang) {
   // TAG_union_type is encoded in DICompositeType format.
   Value *Elts[] = {
     GetTagConstant(VMContext, dwarf::DW_TAG_union_type),