From 44df50df1f5458b0d1b59d5e0654986d0d5720d8 Mon Sep 17 00:00:00 2001
From: Alex Lorenz <arphaman@gmail.com>
Date: Tue, 3 Jan 2017 12:12:36 +0000
Subject: [PATCH] Handle AccessSpecDecl in DeclContextPrinter

This commit fixes a crash that occurs when -print-decl-contexts AST consumer
tries to print an unhandled declaration.

rdar://19467234

Differential Revision: https://reviews.llvm.org/D26964


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@290885 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Frontend/ASTConsumers.cpp           | 4 ++++
 test/Coverage/cxx-language-features.inc | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/lib/Frontend/ASTConsumers.cpp b/lib/Frontend/ASTConsumers.cpp
index f5cca139bc..c45b539a56 100644
--- a/lib/Frontend/ASTConsumers.cpp
+++ b/lib/Frontend/ASTConsumers.cpp
@@ -518,6 +518,10 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
       Out << "<empty>\n";
       break;
     }
+    case Decl::AccessSpec: {
+      Out << "<access specifier>\n";
+      break;
+    }
     default:
       Out << "DeclKind: " << DK << '"' << I << "\"\n";
       llvm_unreachable("decl unhandled");
diff --git a/test/Coverage/cxx-language-features.inc b/test/Coverage/cxx-language-features.inc
index 1df4db7d35..be99eece79 100644
--- a/test/Coverage/cxx-language-features.inc
+++ b/test/Coverage/cxx-language-features.inc
@@ -55,3 +55,8 @@ template<typename T, bool> struct ClassTemplatePartialSpecialization;
 
 template<typename T>
 struct ClassTemplatePartialSpecialization<T, true> { };
+
+// Access specifier
+struct AccessSpec {
+private:
+};
-- 
2.40.0