From 84c412cb8392d306ab87fc06855677612f9938a6 Mon Sep 17 00:00:00 2001
From: Stephan Bergmann <sbergman@redhat.com>
Date: Mon, 20 Jul 2020 14:03:13 +0200
Subject: external/skia: Deprecated std::result_of_t has been removed from
 C++20

...and is no longer provided at least by VS 2019 16.6.4 when using
--with-latest-c++

Change-Id: I4655e2a2b3c4c9411ee6f5b9b42137e1bd7ac3fb
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/99046
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
---
 external/skia/UnpackedTarball_skia.mk |  1 +
 external/skia/c++20.patch.0           | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 external/skia/c++20.patch.0

(limited to 'external')

diff --git a/external/skia/UnpackedTarball_skia.mk b/external/skia/UnpackedTarball_skia.mk
index 5caeff270e0c..8ea1fa992a99 100644
--- a/external/skia/UnpackedTarball_skia.mk
+++ b/external/skia/UnpackedTarball_skia.mk
@@ -39,6 +39,7 @@ skia_patches := \
     windows-raster-surface-no-copies.patch.1 \
     fix-windows-dwrite.patch.1 \
     public-make-from-backend-texture.patch.1 \
+    c++20.patch.0 \
 
 $(eval $(call gb_UnpackedTarball_set_patchlevel,skia,1))
 
diff --git a/external/skia/c++20.patch.0 b/external/skia/c++20.patch.0
new file mode 100644
index 000000000000..71b384fcc2da
--- /dev/null
+++ b/external/skia/c++20.patch.0
@@ -0,0 +1,17 @@
+--- include/private/SkTemplates.h
++++ include/private/SkTemplates.h
+@@ -453,12 +453,12 @@
+ 
+ template<typename C, std::size_t... Is>
+ constexpr auto SkMakeArrayFromIndexSequence(C c, std::index_sequence<Is...>)
+--> std::array<std::result_of_t<C(std::size_t)>, sizeof...(Is)> {
++-> std::array<std::invoke_result_t<C(std::size_t)>, sizeof...(Is)> {
+     return {{ c(Is)... }};
+ }
+ 
+ template<size_t N, typename C> constexpr auto SkMakeArray(C c)
+--> std::array<std::result_of_t<C(std::size_t)>, N> {
++-> std::array<std::invoke_result_t<C(std::size_t)>, N> {
+     return SkMakeArrayFromIndexSequence(c, std::make_index_sequence<N>{});
+ }
+ 
-- 
cgit