Add some convenience methods for querying attributes, and
use them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44403 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-upgrade/UpgradeParser.cpp.cvs b/tools/llvm-upgrade/UpgradeParser.cpp.cvs
index 8f8327e..dce1836 100644
--- a/tools/llvm-upgrade/UpgradeParser.cpp.cvs
+++ b/tools/llvm-upgrade/UpgradeParser.cpp.cvs
@@ -4510,7 +4510,7 @@
     bool isVarArg = Params.size() && Params.back() == Type::VoidTy;
     if (isVarArg) Params.pop_back();
 
-    ParamAttrsList *PAL = 0;
+    const ParamAttrsList *PAL = 0;
     if (lastCallingConv == OldCallingConv::CSRet) {
       ParamAttrsVector Attrs;
       ParamAttrsWithIndex PAWI;
diff --git a/tools/llvm-upgrade/UpgradeParser.y.cvs b/tools/llvm-upgrade/UpgradeParser.y.cvs
index b9a26cb..7a6e3ef 100644
--- a/tools/llvm-upgrade/UpgradeParser.y.cvs
+++ b/tools/llvm-upgrade/UpgradeParser.y.cvs
@@ -2055,7 +2055,7 @@
     bool isVarArg = Params.size() && Params.back() == Type::VoidTy;
     if (isVarArg) Params.pop_back();
 
-    ParamAttrsList *PAL = 0;
+    const ParamAttrsList *PAL = 0;
     if (lastCallingConv == OldCallingConv::CSRet) {
       ParamAttrsVector Attrs;
       ParamAttrsWithIndex PAWI;