diff --git a/bindings/go/llvm/IRBindings.cpp b/bindings/go/llvm/IRBindings.cpp
index 4308f84cc1b..34ba33dd57e 100644
--- a/bindings/go/llvm/IRBindings.cpp
+++ b/bindings/go/llvm/IRBindings.cpp
@@ -21,34 +21,12 @@
 
 using namespace llvm;
 
-void LLVMAddFunctionAttr2(LLVMValueRef Fn, uint64_t PA) {
-  Function *Func = unwrap<Function>(Fn);
-  const AttributeSet PAL = Func->getAttributes();
-  AttrBuilder B(PA);
-  const AttributeSet PALnew =
-    PAL.addAttributes(Func->getContext(), AttributeSet::FunctionIndex,
-                      AttributeSet::get(Func->getContext(),
-                                        AttributeSet::FunctionIndex, B));
-  Func->setAttributes(PALnew);
-}
-
 uint64_t LLVMGetFunctionAttr2(LLVMValueRef Fn) {
   Function *Func = unwrap<Function>(Fn);
   const AttributeSet PAL = Func->getAttributes();
   return PAL.Raw(AttributeSet::FunctionIndex);
 }
 
-void LLVMRemoveFunctionAttr2(LLVMValueRef Fn, uint64_t PA) {
-  Function *Func = unwrap<Function>(Fn);
-  const AttributeSet PAL = Func->getAttributes();
-  AttrBuilder B(PA);
-  const AttributeSet PALnew =
-    PAL.removeAttributes(Func->getContext(), AttributeSet::FunctionIndex,
-                         AttributeSet::get(Func->getContext(),
-                                           AttributeSet::FunctionIndex, B));
-  Func->setAttributes(PALnew);
-}
-
 LLVMMetadataRef LLVMConstantAsMetadata(LLVMValueRef C) {
   return wrap(ConstantAsMetadata::get(unwrap<Constant>(C)));
 }
diff --git a/bindings/go/llvm/IRBindings.h b/bindings/go/llvm/IRBindings.h
index dcdb26eda79..6e713276b8f 100644
--- a/bindings/go/llvm/IRBindings.h
+++ b/bindings/go/llvm/IRBindings.h
@@ -33,9 +33,7 @@ typedef struct LLVMOpaqueMetadata *LLVMMetadataRef;
 // values, and the Go bindings expose all of the LLVM attributes, some of which
 // have values >= 1<<32.
 
-void LLVMAddFunctionAttr2(LLVMValueRef Fn, uint64_t PA);
 uint64_t LLVMGetFunctionAttr2(LLVMValueRef Fn);
-void LLVMRemoveFunctionAttr2(LLVMValueRef Fn, uint64_t PA);
 
 LLVMMetadataRef LLVMConstantAsMetadata(LLVMValueRef Val);