From bf455c5ae2399dc182f73c961cc68e9342f5ae86 Mon Sep 17 00:00:00 2001
From: Adrian Prantl <aprantl@apple.com>
Date: Tue, 25 Feb 2014 23:42:11 +0000
Subject: [PATCH] Add DIUnspecifiedParameter, so we can pretty-print it. This
 will be used for testcases in CFE.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202207 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/DebugInfo.h | 7 +++++++
 lib/IR/DebugInfo.cpp     | 6 ++++++
 2 files changed, 13 insertions(+)

diff --git a/include/llvm/DebugInfo.h b/include/llvm/DebugInfo.h
index 4db4a356dfa..ccf62ffb815 100644
--- a/include/llvm/DebugInfo.h
+++ b/include/llvm/DebugInfo.h
@@ -553,6 +553,13 @@ public:
   bool Verify() const;
 };
 
+/// DIUnspecifiedParameter - This is a wrapper for unspecified parameters.
+class DIUnspecifiedParameter : public DIDescriptor {
+public:
+  explicit DIUnspecifiedParameter(const MDNode *N = 0) : DIDescriptor(N) {}
+  bool Verify() const;
+};
+
 /// DITemplateTypeParameter - This is a wrapper for template type parameter.
 class DITemplateTypeParameter : public DIDescriptor {
 public:
diff --git a/lib/IR/DebugInfo.cpp b/lib/IR/DebugInfo.cpp
index f7215dc51e1..0617f672e61 100644
--- a/lib/IR/DebugInfo.cpp
+++ b/lib/IR/DebugInfo.cpp
@@ -45,6 +45,7 @@ bool DIDescriptor::Verify() const {
           DILexicalBlockFile(DbgNode).Verify() ||
           DISubrange(DbgNode).Verify() || DIEnumerator(DbgNode).Verify() ||
           DIObjCProperty(DbgNode).Verify() ||
+          DIUnspecifiedParameter(DbgNode).Verify() ||
           DITemplateTypeParameter(DbgNode).Verify() ||
           DITemplateValueParameter(DbgNode).Verify() ||
           DIImportedEntity(DbgNode).Verify());
@@ -607,6 +608,11 @@ bool DILexicalBlockFile::Verify() const {
   return isLexicalBlockFile() && DbgNode->getNumOperands() == 3;
 }
 
+/// \brief Verify that an unspecified parameter descriptor is well formed.
+bool DIUnspecifiedParameter::Verify() const {
+  return isUnspecifiedParameter() && DbgNode->getNumOperands() == 1;
+}
+
 /// \brief Verify that the template type parameter descriptor is well formed.
 bool DITemplateTypeParameter::Verify() const {
   return isTemplateTypeParameter() && DbgNode->getNumOperands() == 7;
-- 
2.34.1