From b44b4cbae8417b2f51ff7316b06326f5ed79929c Mon Sep 17 00:00:00 2001
From: Alex Lorenz <arphaman@gmail.com>
Date: Tue, 3 Jan 2017 12:16:02 +0000
Subject: [PATCH] Handle StaticAssertDecl 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

llvm-svn: 290887
---
 clang/lib/Frontend/ASTConsumers.cpp           | 4 ++++
 clang/test/Coverage/cxx-language-features.inc | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/clang/lib/Frontend/ASTConsumers.cpp b/clang/lib/Frontend/ASTConsumers.cpp
index 7ae377a48938..d8118cb30f63 100644
--- a/clang/lib/Frontend/ASTConsumers.cpp
+++ b/clang/lib/Frontend/ASTConsumers.cpp
@@ -526,6 +526,10 @@ void DeclContextPrinter::PrintDeclContext(const DeclContext* DC,
       Out << "<var template> " << *cast<VarTemplateDecl>(I) << "\n";
       break;
     }
+    case Decl::StaticAssert: {
+      Out << "<static assert>\n";
+      break;
+    }
     default:
       Out << "DeclKind: " << DK << '"' << I << "\"\n";
       llvm_unreachable("decl unhandled");
diff --git a/clang/test/Coverage/cxx-language-features.inc b/clang/test/Coverage/cxx-language-features.inc
index 17a44760674a..1e3b0744950a 100644
--- a/clang/test/Coverage/cxx-language-features.inc
+++ b/clang/test/Coverage/cxx-language-features.inc
@@ -63,3 +63,5 @@ private:
 
 // Variable template
 template <typename T> T varTemplate = 0;
+
+static_assert(true, "");