diff --git a/llvm/lib/Target/X86/X86TargetMachine.cpp b/llvm/lib/Target/X86/X86TargetMachine.cpp
index 74b0936..3e4ef1c 100644
--- a/llvm/lib/Target/X86/X86TargetMachine.cpp
+++ b/llvm/lib/Target/X86/X86TargetMachine.cpp
@@ -137,7 +137,7 @@
   return false; // success!
 }
 
-bool X86TargetMachine::replaceMachineCodeForFunction (void *Old, void *New) {
+void X86TargetMachine::replaceMachineCodeForFunction (void *Old, void *New) {
   // FIXME: This code could perhaps live in a more appropriate place.
   char *OldByte = (char *) Old;
   *OldByte++ = 0xE9;                // Emit JMP opcode.
@@ -145,5 +145,4 @@
   int32_t NewAddr = (int32_t) New;
   int32_t OldAddr = (int32_t) OldWord;
   *OldWord = NewAddr - OldAddr - 4; // Emit PC-relative addr of New code.
-  return false;                     // success!
 }