Index: include/llvm-c/Core.h
===================================================================
--- include/llvm-c/Core.h
+++ include/llvm-c/Core.h
@@ -998,6 +998,13 @@
 void LLVMGetStructElementTypes(LLVMTypeRef StructTy, LLVMTypeRef *Dest);
 
 /**
+ * Get the type of the element at a given index in the structure.
+ *
+ * @see llvm::StructType::getTypeAtIndex()
+ */
+LLVMTypeRef LLVMStructGetTypeAtIndex(LLVMTypeRef StructTy, unsigned i);
+
+/**
  * Determine whether a structure is packed.
  *
  * @see llvm::StructType::isPacked()
Index: lib/IR/Core.cpp
===================================================================
--- lib/IR/Core.cpp
+++ lib/IR/Core.cpp
@@ -461,6 +461,11 @@
     *Dest++ = wrap(*I);
 }
 
+LLVMTypeRef LLVMStructGetTypeAtIndex(LLVMTypeRef StructTy, unsigned i) {
+  StructType *Ty = unwrap<StructType>(StructTy);
+  return wrap(Ty->getTypeAtIndex(i));
+}
+
 LLVMBool LLVMIsPackedStruct(LLVMTypeRef StructTy) {
   return unwrap<StructType>(StructTy)->isPacked();
 }