diff --git a/llvm/utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn
index 67df39e34422a5..9eae4b9f69eecb 100644
--- a/llvm/utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/CodeGen/BUILD.gn
@@ -70,6 +70,7 @@ static_library("CodeGen") {
     "GCMetadataPrinter.cpp",
     "GCRootLowering.cpp",
     "GlobalMerge.cpp",
+    "GlobalMergeFunctions.cpp",
     "HardwareLoops.cpp",
     "IfConversion.cpp",
     "ImplicitNullChecks.cpp",