Index: llvm/include/llvm/BinaryFormat/ELF.h
--- llvm/include/llvm/BinaryFormat/ELF.h.orig
+++ llvm/include/llvm/BinaryFormat/ELF.h
@@ -1404,6 +1404,8 @@ enum {
   PT_OPENBSD_MUTABLE = 0x65a3dbe5,   // Like bss, but not immutable.
   PT_OPENBSD_RANDOMIZE = 0x65a3dbe6, // Fill with random data.
   PT_OPENBSD_WXNEEDED = 0x65a3dbe7,  // Program does W^X violations.
+  PT_OPENBSD_NOBTCFI = 0x65a3dbe8,   // Do not enforce branch target CFI
+  PT_OPENBSD_SYSCALLS = 0x65a3dbe9,  // System call sites.
   PT_OPENBSD_BOOTDATA = 0x65a41be6,  // Section for boot arguments.
 
   // ARM program header types.
