diff --git a/llvm/include/llvm-c/Transforms/Scalar.h b/llvm/include/llvm-c/Transforms/Scalar.h
--- a/llvm/include/llvm-c/Transforms/Scalar.h
+++ b/llvm/include/llvm-c/Transforms/Scalar.h
@@ -64,9 +64,6 @@
 /** See llvm::createIndVarSimplifyPass function. */
 void LLVMAddIndVarSimplifyPass(LLVMPassManagerRef PM);
 
-/** See llvm::createInstructionCombiningPass function. */
-void LLVMAddInstructionCombiningPass(LLVMPassManagerRef PM);
-
 /** See llvm::createInstSimplifyLegacyPass function. */
 void LLVMAddInstructionSimplifyPass(LLVMPassManagerRef PM);