Fix type mismatch on 64-bit platforms (GNU ObjC).

llvm-svn: 93169

clang/lib/CodeGen/CGObjCGNU.cpp

@@ -1934,7 +1934,7 @@ llvm::GlobalVariable *CGObjCGNU::ObjCIvarOffsetVariable(
   if (!IvarOffsetPointer) {
     uint64_t Offset = ComputeIvarBaseOffset(CGM, ID, Ivar);
     llvm::ConstantInt *OffsetGuess =
-      llvm::ConstantInt::get(LongTy, Offset, "ivar");
+      llvm::ConstantInt::get(llvm::Type::getInt32Ty(VMContext), Offset, "ivar");
     // Don't emit the guess in non-PIC code because the linker will not be able
     // to replace it with the real version for a library.  In non-PIC code you
     // must compile with the fragile ABI if you want to use ivars from a