From d51f2a2a64dc9c65fee29cb1ea1ce3e4217dca64 Mon Sep 17 00:00:00 2001
From: Aditya Kumar <hiraditya@msn.com>
Date: Sat, 27 Aug 2016 02:26:42 +0000
Subject: [PATCH] Add attribute noreturn to functions that throw

Reviewers: mclow.lists, EricWF, howard.hinnant, sebpop
Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D21232

llvm-svn: 279903
---
 libcxx/include/__locale     | 2 ++
 libcxx/include/system_error | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/libcxx/include/__locale b/libcxx/include/__locale
index e718f11..b618069 100644
--- a/libcxx/include/__locale
+++ b/libcxx/include/__locale
@@ -1183,6 +1183,8 @@ _LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS codecvt_byname<wchar_t, char, mb
 _LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS codecvt_byname<char16_t, char, mbstate_t>)
 _LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS codecvt_byname<char32_t, char, mbstate_t>)
 
+_LIBCPP_NORETURN _LIBCPP_FUNC_VIS void __throw_runtime_error(const char*);
+
 template <size_t _Np>
 struct __narrow_to_utf8
 {
diff --git a/libcxx/include/system_error b/libcxx/include/system_error
index 134bb32..5145d23 100644
--- a/libcxx/include/system_error
+++ b/libcxx/include/system_error
@@ -635,7 +635,8 @@ private:
     static string __init(const error_code&, string);
 };
 
-_LIBCPP_FUNC_VIS void __throw_system_error(int ev, const char* what_arg);
+_LIBCPP_NORETURN _LIBCPP_FUNC_VIS
+void __throw_system_error(int ev, const char* what_arg);
 
 _LIBCPP_END_NAMESPACE_STD
 
-- 
2.7.4