Index: llvm/lib/Target/X86/X86AsmPrinter.h
--- llvm/lib/Target/X86/X86AsmPrinter.h.orig
+++ llvm/lib/Target/X86/X86AsmPrinter.h
@@ -171,6 +171,8 @@ class LLVM_LIBRARY_VISIBILITY X86AsmPrinter : public A
 
   void emitInstruction(const MachineInstr *MI) override;
 
+  void emitTrapToAlignment(Align Alignment) const override;
+
   void emitBasicBlockEnd(const MachineBasicBlock &MBB) override;
 
   bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
