storeinst ctor takes isvolatile before alignment.  With this, 176.gcc roundtrips


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36738 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index f546bb4..cca8a51 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1423,7 +1423,7 @@
       Value *Ptr = getFnValueByID(Record[2], OpTy);
       if (!OpTy || !Op || !Ptr)
         return Error("Invalid STORE record");
-      I = new StoreInst(Op, Ptr, (1 << Record[3]) >> 1, Record[4]);
+      I = new StoreInst(Op, Ptr, Record[4], (1 << Record[3]) >> 1);
       break;
     }
     case bitc::FUNC_CODE_INST_CALL: { // CALL: [cc, fnty, fnid, arg0, arg1...]