diff --git a/cbackend.cpp b/cbackend.cpp
index b433240e..f5fa85c7 100644
--- a/cbackend.cpp
+++ b/cbackend.cpp
@@ -71,7 +71,11 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Support/GetElementPtrTypeIterator.h"
-#include "llvm/Support/InstVisitor.h"
+#if defined(LLVM_3_3)
+  #include "llvm/InstVisitor.h"
+#else
+  #include "llvm/Support/InstVisitor.h"
+#endif
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/TargetRegistry.h"
 #include "llvm/Support/Host.h"
diff --git a/ispc.cpp b/ispc.cpp
index e5a287e7..af066063 100644
--- a/ispc.cpp
+++ b/ispc.cpp
@@ -129,9 +129,9 @@ lGetSystemISA() {
 
 static const char *supportedCPUs[] = { 
     "atom", "penryn", "core2", "corei7", "corei7-avx"
-#ifdef LLVM_3_2
+#if defined(LLVM_3_2) || defined(LLVM_3_3)
     , "core-avx-i", "core-avx2"
-#endif // LLVM_3_2
+#endif // LLVM_3_2 or LLVM_3_3
 };
 
 
diff --git a/module.cpp b/module.cpp
index be6796af..b99153b7 100644
--- a/module.cpp
+++ b/module.cpp
@@ -1075,6 +1075,23 @@ Module::writeObjectFileOrAssembly(llvm::TargetMachine *targetMachine,
 }
 
 
+/** Given a pointer to an element of a structure, see if it is a struct
+    type or an array of a struct type.  If so, return a pointer to the
+    underlying struct type. */
+static const StructType *
+lGetElementStructType(const Type *t) {
+    const StructType *st = CastType<StructType>(t);
+    if (st != NULL)
+        return st;
+
+    const ArrayType *at = CastType<ArrayType>(t);
+    if (at != NULL)
+        return lGetElementStructType(at->GetElementType());
+
+    return NULL;
+}
+
+
 /** Emits a declaration for the given struct to the given file.  This
     function first makes sure that declarations for any structs that are
     (recursively) members of this struct are emitted first.
@@ -1092,7 +1109,7 @@ lEmitStructDecl(const StructType *st, std::vector<const StructType *> *emittedSt
     // Otherwise first make sure any contained structs have been declared.
     for (int i = 0; i < st->GetElementCount(); ++i) {
         const StructType *elementStructType = 
-            CastType<StructType>(st->GetElementType(i));
+            lGetElementStructType(st->GetElementType(i));
         if (elementStructType != NULL)
             lEmitStructDecl(elementStructType, emittedStructs, file);
     }