Fix a trivial but blatant bug


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13947 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/DAGBuilder.cpp b/lib/CodeGen/SelectionDAG/DAGBuilder.cpp
index fd4e7a9..d1d3c56 100644
--- a/lib/CodeGen/SelectionDAG/DAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGBuilder.cpp
@@ -253,10 +253,10 @@
 
   switch (TM.getTargetData().getPointerSize()) {
   default: assert(0 && "Unknown pointer size!"); abort();
-  case 8:  PointerType = MVT::i8; break;
-  case 16: PointerType = MVT::i16; break;
-  case 32: PointerType = MVT::i32; break;
-  case 64: PointerType = MVT::i64; break;
+  case 1: PointerType = MVT::i8;  break;
+  case 2: PointerType = MVT::i16; break;
+  case 3: PointerType = MVT::i32; break;
+  case 4: PointerType = MVT::i64; break;
   }
 
   // Create all of the machine basic blocks for the function... building the