From e12b711a7cd92c88bd5a85142ebcaf1ea505bb33 Mon Sep 17 00:00:00 2001
From: Billy Robert O'Neal III <bion@microsoft.com>
Date: Fri, 12 Jul 2019 15:31:52 -0700
Subject: [PATCH 1/3] Remove invalid static_assert(false).

---
 Release/include/cpprest/streams.h | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/Release/include/cpprest/streams.h b/Release/include/cpprest/streams.h
index bfeeee5885..a9f43aaf7d 100644
--- a/Release/include/cpprest/streams.h
+++ b/Release/include/cpprest/streams.h
@@ -528,9 +528,12 @@ class type_parser
 public:
     static pplx::task<T> parse(streams::streambuf<CharType> buffer)
     {
-        typename _type_parser_integral_traits<T>::_is_integral ii;
-        typename _type_parser_integral_traits<T>::_is_unsigned ui;
-        return _parse(buffer, ii, ui);
+        typedef typename _type_parser_integral_traits<T>::_is_integral ii;
+        typedef typename _type_parser_integral_traits<T>::_is_unsigned ui;
+
+		static_assert(ii::value || !ui::value, "type is not supported for extraction from a stream");
+
+        return _parse(buffer, ii{}, ui{});
     }
 
 private:
@@ -539,15 +542,6 @@ class type_parser
         _parse_floating_point(buffer);
     }
 
-    static pplx::task<T> _parse(streams::streambuf<CharType>, std::false_type, std::true_type)
-    {
-#ifdef _WIN32
-        static_assert(false, "type is not supported for extraction from a stream");
-#else
-        throw std::runtime_error("type is not supported for extraction from a stream");
-#endif
-    }
-
     static pplx::task<T> _parse(streams::streambuf<CharType> buffer, std::true_type, std::false_type)
     {
         return type_parser<CharType, int64_t>::parse(buffer).then([](pplx::task<int64_t> op) -> T {

From 63afb90f977649ae4c5c74df415a2a0c945f3794 Mon Sep 17 00:00:00 2001
From: Billy Robert O'Neal III <bion@microsoft.com>
Date: Fri, 12 Jul 2019 15:36:02 -0700
Subject: [PATCH 2/3] Turn on permissive-.

---
 Release/CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Release/CMakeLists.txt b/Release/CMakeLists.txt
index 9a0bbf1a24..b9e6d6d56a 100644
--- a/Release/CMakeLists.txt
+++ b/Release/CMakeLists.txt
@@ -188,6 +188,10 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
   if (WINDOWS_STORE OR WINDOWS_PHONE)
     add_compile_options(/ZW)
   endif()
+
+  if (NOT (MSVC_VERSION LESS 1920))
+	add_compile_options(/permissive-)
+  endif()
 else()
   message("-- Unknown compiler, success is doubtful.")
   message("CMAKE_CXX_COMPILER_ID=${CMAKE_CXX_COMPILER_ID}")

From f3dbbf18d2e98e5bce3a6ebc5b11aa85b9a07ad2 Mon Sep 17 00:00:00 2001
From: Billy Robert O'Neal III <bion@microsoft.com>
Date: Fri, 12 Jul 2019 15:41:39 -0700
Subject: [PATCH 3/3] clang-format

---
 Release/include/cpprest/streams.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Release/include/cpprest/streams.h b/Release/include/cpprest/streams.h
index a9f43aaf7d..08713226b7 100644
--- a/Release/include/cpprest/streams.h
+++ b/Release/include/cpprest/streams.h
@@ -531,9 +531,9 @@ class type_parser
         typedef typename _type_parser_integral_traits<T>::_is_integral ii;
         typedef typename _type_parser_integral_traits<T>::_is_unsigned ui;
 
-		static_assert(ii::value || !ui::value, "type is not supported for extraction from a stream");
+        static_assert(ii::value || !ui::value, "type is not supported for extraction from a stream");
 
-        return _parse(buffer, ii{}, ui{});
+        return _parse(buffer, ii {}, ui {});
     }
 
 private: