IR: Add getRaw() helper, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229947 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/IR/DebugInfo.h b/include/llvm/IR/DebugInfo.h
index d31f107d913afc1ef54357ee2ccc252ab4568338..f7d71e537021e5dc5d7b01d28ba873802b103f1b 100644 (file)
--- a/include/llvm/IR/DebugInfo.h
+++ b/include/llvm/IR/DebugInfo.h
@@ -928,26 +928,28 @@ public:
 ///
 /// This object is not associated with any DWARF tag.
 class DILocation : public DIDescriptor {
+  MDLocation *getRaw() const { return dyn_cast_or_null<MDLocation>(get()); }
+
 public:
   explicit DILocation(const MDNode *N) : DIDescriptor(N) {}
 
   unsigned getLineNumber() const {
-    if (auto *L = dyn_cast_or_null<MDLocation>(DbgNode))
+    if (auto *L = getRaw())
       return L->getLine();
     return 0;
   }
   unsigned getColumnNumber() const {
-    if (auto *L = dyn_cast_or_null<MDLocation>(DbgNode))
+    if (auto *L = getRaw())
       return L->getColumn();
     return 0;
   }
   DIScope getScope() const {
-    if (auto *L = dyn_cast_or_null<MDLocation>(DbgNode))
+    if (auto *L = getRaw())
       return DIScope(dyn_cast_or_null<MDNode>(L->getScope()));
     return DIScope(nullptr);
   }
   DILocation getOrigLocation() const {
-    if (auto *L = dyn_cast_or_null<MDLocation>(DbgNode))
+    if (auto *L = getRaw())
       return DILocation(dyn_cast_or_null<MDNode>(L->getInlinedAt()));
     return DILocation(nullptr);
   }