[gn build] Port 848a68a032d

diff --git a/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
index a235eb7..fad971b 100644 (file)
--- a/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
@@ -78,6 +78,7 @@ static_library("Support") {
     "FoldingSet.cpp",
     "FormatVariadic.cpp",
     "FormattedStream.cpp",
+    "GenericDomTree.cpp",
     "GlobPattern.cpp",
     "GraphWriter.cpp",
     "Hashing.cpp",