From 32d62b2bfd93dddbfe08bee420abfcbcdd1134af Mon Sep 17 00:00:00 2001
From: Alisayyy-Yang <mdTestAU@microsoft.com>
Date: Mon, 12 Feb 2018 01:50:04 -0800
Subject: [PATCH] Fix date issue

---
 ports/date/fix-date.patch | 36 ++++++++++++++++++++++++++++++++++++
 ports/date/portfile.cmake |  5 +++++
 2 files changed, 41 insertions(+)
 create mode 100644 ports/date/fix-date.patch

diff --git a/ports/date/fix-date.patch b/ports/date/fix-date.patch
new file mode 100644
index 0000000000..bf4c05b38e
--- /dev/null
+++ b/ports/date/fix-date.patch
@@ -0,0 +1,36 @@
+diff --git a/include/date/tz.h b/include/date/tz.h
+index 280a598..f9b5a35 100644
+--- a/include/date/tz.h
++++ b/include/date/tz.h
+@@ -1963,7 +1963,7 @@ from_stream(std::basic_istream<CharT, Traits>& is, const CharT* fmt,
+         bool is_60_sec = fds.tod.seconds() == seconds{60};
+         if (is_60_sec)
+             fds.tod.seconds() -= seconds{1};
+-        auto tmp = to_utc_time(sys_days(fds.ymd) - *offptr + fds.tod.to_duration());
++        auto tmp = utc_clock::from_sys(sys_days(fds.ymd) - *offptr + fds.tod.to_duration());
+         if (is_60_sec)
+             tmp += seconds{1};
+         if (is_60_sec != is_leap_second(tmp).first || !fds.tod.in_conventional_range())
+@@ -2197,7 +2197,7 @@ from_stream(std::basic_istream<CharT, Traits>& is, const CharT* fmt,
+     return is;
+ }
+ 
+-#if !defined(_MSC_VER) || _MSC_VER > 1912
++#if !defined(_MSC_VER) || _MSC_VER > 1913
+ 
+ // clock_time_conversion
+ 
+@@ -2471,7 +2471,7 @@ clock_cast(const std::chrono::time_point<SrcClock, Duration>& tp)
+     return clock_cast_detail::cc_impl<DstClock>(tp, &tp);
+ }
+ 
+-#endif  // !defined(_MSC_VER) || _MSC_VER > 1912
++#endif  // !defined(_MSC_VER) || _MSC_VER > 1913
+ 
+ // Deprecated API
+ 
+@@ -2579,3 +2579,4 @@ to_gps_time(const tai_time<Duration>& t)
+ }  // namespace date
+ 
+ #endif  // TZ_H
++
diff --git a/ports/date/portfile.cmake b/ports/date/portfile.cmake
index e060edb87e..c60a7bcb00 100644
--- a/ports/date/portfile.cmake
+++ b/ports/date/portfile.cmake
@@ -13,6 +13,11 @@ vcpkg_from_github(
   HEAD_REF master
 )
 
+vcpkg_apply_patches(
+    SOURCE_PATH ${SOURCE_PATH}
+    PATCHES ${CMAKE_CURRENT_LIST_DIR}/fix-date.patch
+)
+
 file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})
 
 vcpkg_configure_cmake(