[gn build] Port 2240d72f15f3

diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
index 083dd1b..28d1b49 100644 (file)
--- a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
@@ -125,6 +125,7 @@ static_library("LLVMX86CodeGen") {
     "X86PreTileConfig.cpp",
     "X86RegisterBankInfo.cpp",
     "X86RegisterInfo.cpp",
+    "X86ReturnThunks.cpp",
     "X86SelectionDAGInfo.cpp",
     "X86ShuffleDecodeConstantPool.cpp",
     "X86SpeculativeExecutionSideEffectSuppression.cpp",