From 0e304a916da69b0367407bea496edd6477fed16d Mon Sep 17 00:00:00 2001
From: "Niall Douglas (s [underscore] sourceforge {at} nedprod [dot] com)"
 <spamtrap@nedprod.com>
Date: Fri, 27 Nov 2020 12:21:50 +0000
Subject: [PATCH] Work around build failure in status code config on VS2017.

---
 .github/workflows/make_release.yml      |  8 ++++----
 .github/workflows/unittests_windows.yml | 13 ++++++-------
 include/llfio/revision.hpp              |  6 +++---
 include/llfio/v2.0/status_code.hpp      |  2 +-
 4 files changed, 14 insertions(+), 15 deletions(-)

diff --git a/.github/workflows/make_release.yml b/.github/workflows/make_release.yml
index b6df352da..1ea51e7e1 100644
--- a/.github/workflows/make_release.yml
+++ b/.github/workflows/make_release.yml
@@ -148,8 +148,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: artifacts/Windows VS2019 error_code prebuilt binaries/llfio-v2.0-binaries-win64.zip
-          asset_name: llfio-v2.0-binaries-win64-vs2019-error_code.zip
+          asset_path: artifacts/Windows VS2017 error_code prebuilt binaries/llfio-v2.0-binaries-win64.zip
+          asset_name: llfio-v2.0-binaries-win64-vs2017-error_code.zip
           asset_content_type: application/zip
           
       - name: Upload Windows 2
@@ -159,6 +159,6 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: artifacts/Windows VS2019 status_code prebuilt binaries/llfio-v2.0-binaries-win64.zip
-          asset_name: llfio-v2.0-binaries-win64-vs2019-status_code.zip
+          asset_path: artifacts/Windows VS2017 status_code prebuilt binaries/llfio-v2.0-binaries-win64.zip
+          asset_name: llfio-v2.0-binaries-win64-vs2017-status_code.zip
           asset_content_type: application/zip
diff --git a/.github/workflows/unittests_windows.yml b/.github/workflows/unittests_windows.yml
index e19389244..f6c8a26c9 100644
--- a/.github/workflows/unittests_windows.yml
+++ b/.github/workflows/unittests_windows.yml
@@ -10,16 +10,15 @@ on:
   - cron: '0 0 1 * *'
 
 jobs:
-  WinVS2019:
-    name: Windows VS2019
-#    runs-on: windows-2019
+  WinVS2017:
+    name: Windows VS2017
     runs-on: windows-2016
     strategy:
       fail-fast: false
       matrix:
         configuration: [error_code, status_code]
     env:
-      NAME: WinVS2019-${{ matrix.configuration }}
+      NAME: WinVS2017-${{ matrix.configuration }}
           
     steps:
     - uses: actions/checkout@v2
@@ -35,19 +34,19 @@ jobs:
     - name: Upload Prebuilt Binaries
       uses: actions/upload-artifact@v2
       with:
-        name: Windows VS2019 ${{ matrix.configuration }} prebuilt binaries
+        name: Windows VS2017 ${{ matrix.configuration }} prebuilt binaries
         path: llfio-v2.0-binaries-win64.zip
       
     - name: Upload Test Results
       if: always()
       uses: actions/upload-artifact@v2
       with:
-        name: Windows VS2019 ${{ matrix.configuration }} test results
+        name: Windows VS2017 ${{ matrix.configuration }} test results
         path: prebuilt/merged_junit_results.xml
 
   publish-test-results:
     name: "Publish Unit Tests Results"
-    needs: [WinVS2019]
+    needs: [WinVS2017]
     runs-on: ubuntu-latest
     if: success() || failure()
 
diff --git a/include/llfio/revision.hpp b/include/llfio/revision.hpp
index 6e590e9d4..2f36e80d4 100644
--- a/include/llfio/revision.hpp
+++ b/include/llfio/revision.hpp
@@ -1,4 +1,4 @@
 // Note the second line of this file must ALWAYS be the git SHA, third line ALWAYS the git SHA update time
-#define LLFIO_PREVIOUS_COMMIT_REF    cec7539cc88eee83d5d5059de730f8a9ea86d355
-#define LLFIO_PREVIOUS_COMMIT_DATE   "2020-11-25 17:35:45 +00:00"
-#define LLFIO_PREVIOUS_COMMIT_UNIQUE cec7539c
+#define LLFIO_PREVIOUS_COMMIT_REF    27f1786d802b2e5045284ab71ca9977d8d3150f9
+#define LLFIO_PREVIOUS_COMMIT_DATE   "2020-11-26 12:20:17 +00:00"
+#define LLFIO_PREVIOUS_COMMIT_UNIQUE 27f1786d
diff --git a/include/llfio/v2.0/status_code.hpp b/include/llfio/v2.0/status_code.hpp
index 0edf00697..80fd905d7 100644
--- a/include/llfio/v2.0/status_code.hpp
+++ b/include/llfio/v2.0/status_code.hpp
@@ -173,7 +173,7 @@ template <class BaseStatusCodeDomain> class file_io_error_domain : public BaseSt
   //! \brief The value type of errors in LLFIO
   using value_type = detail::file_io_error_value_type<typename _base::value_type>;
 
-  file_io_error_domain() = default;
+  constexpr file_io_error_domain() {}  // cannot be default else triggers a compile failure in VS2017
   file_io_error_domain(const file_io_error_domain &) = default;
   file_io_error_domain(file_io_error_domain &&) = default;
   file_io_error_domain &operator=(const file_io_error_domain &) = default;