Index: llvm/lib/Target/X86/X86.h
--- llvm/lib/Target/X86/X86.h.orig
+++ llvm/lib/Target/X86/X86.h
@@ -243,6 +243,14 @@ class X86CmovConversionPass : public PassInfoMixin<X86
 
 FunctionPass *createX86CmovConversionLegacyPass();
 
+/// Return a Machine Function pass that attempts to replace
+/// ROP friendly instructions with alternatives.
+FunctionPass *createX86FixupGadgetsPass();
+
+/// Return a Machine Function pass that attempts to replace
+/// RET instructions with a cleaning sequence
+FunctionPass *createX86RetCleanPass();
+
 /// Return a Machine IR pass that selectively replaces
 /// certain byte and word instructions by equivalent 32 bit instructions,
 /// in order to eliminate partial register usage, false dependences on
