early-access version 2853

externals/vcpkg/ports/eigen3/fix-vectorized-reductions-half.patch

@@ -0,0 +1,26 @@
+diff --git a/Eigen/src/Core/PartialReduxEvaluator.h b/Eigen/src/Core/PartialReduxEvaluator.h
+index 29abf35..4051fcf 100644
+--- a/Eigen/src/Core/PartialReduxEvaluator.h
++++ b/Eigen/src/Core/PartialReduxEvaluator.h
+@@ -54,12 +54,19 @@ struct packetwise_redux_traits
+ /* Value to be returned when size==0 , by default let's return 0 */
+ template<typename PacketType,typename Func>
+ EIGEN_DEVICE_FUNC
+-PacketType packetwise_redux_empty_value(const Func& ) { return pset1<PacketType>(0); }
++PacketType packetwise_redux_empty_value(const Func& ) {
++  const typename unpacket_traits<PacketType>::type zero(0);
++  return pset1<PacketType>(zero);
++}
++
+ 
+ /* For products the default is 1 */
+ template<typename PacketType,typename Scalar>
+ EIGEN_DEVICE_FUNC
+-PacketType packetwise_redux_empty_value(const scalar_product_op<Scalar,Scalar>& ) { return pset1<PacketType>(1); }
++PacketType packetwise_redux_empty_value(const scalar_product_op<Scalar,Scalar>& ) {
++  return pset1<PacketType>(Scalar(1));
++}
++
+ 
+ /* Perform the actual reduction */
+ template<typename Func, typename Evaluator,

externals/vcpkg/ports/eigen3/portfile.cmake

@@ -0,0 +1,37 @@
+vcpkg_buildpath_length_warning(37)
+
+vcpkg_from_gitlab(
+    GITLAB_URL https://gitlab.com
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO libeigen/eigen
+    REF 3.4.0
+    SHA512 ba75ecb760e32acf4ceaf27115468e65d4f77c44f8d519b5a13e7940af2c03a304ad433368cb6d55431f307c5c39e2666ab41d34442db3cf441638e51f5c3b6a
+    HEAD_REF master
+    PATCHES
+        remove_configure_checks.patch # This removes unnecessary configure checks. Eigen3 just installs headers not anything more.
+        fix-vectorized-reductions-half.patch # Remove this patch in the next update
+)
+
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}"
+    OPTIONS
+        -DBUILD_TESTING=OFF
+        -DEIGEN_BUILD_PKGCONFIG=ON
+    OPTIONS_RELEASE
+        -DCMAKEPACKAGE_INSTALL_DIR=${CURRENT_PACKAGES_DIR}/share/eigen3
+        -DPKGCONFIG_INSTALL_DIR=${CURRENT_PACKAGES_DIR}/lib/pkgconfig
+    OPTIONS_DEBUG
+        -DCMAKEPACKAGE_INSTALL_DIR=${CURRENT_PACKAGES_DIR}/debug/share/eigen3
+        -DPKGCONFIG_INSTALL_DIR=${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig
+)
+
+vcpkg_cmake_install()
+vcpkg_cmake_config_fixup()
+vcpkg_fixup_pkgconfig()
+
+file(GLOB INCLUDES "${CURRENT_PACKAGES_DIR}/include/eigen3/*")
+# Copy the eigen header files to conventional location for user-wide MSBuild integration
+file(COPY ${INCLUDES} DESTINATION "${CURRENT_PACKAGES_DIR}/include")
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include" "${CURRENT_PACKAGES_DIR}/debug/share")
+
+file(INSTALL "${SOURCE_PATH}/COPYING.README" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)

externals/vcpkg/ports/eigen3/remove_configure_checks.patch

@@ -0,0 +1,37 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index f3e69b845..12fb2188d 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -66,12 +66,14 @@ option(EIGEN_TEST_CXX11 "Enable testing with C++11 and C++11 features (e.g. Tens
+ 
+ 
+ macro(ei_add_cxx_compiler_flag FLAG)
++  if(FALSE) # Since eigen3 is header only and vcpkg does not build tests this can be disabled by default. 
+   string(REGEX REPLACE "-" "" SFLAG1 ${FLAG})
+   string(REGEX REPLACE "\\+" "p" SFLAG ${SFLAG1})
+   check_cxx_compiler_flag(${FLAG} COMPILER_SUPPORT_${SFLAG})
+   if(COMPILER_SUPPORT_${SFLAG})
+     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAG}")
+   endif()
++  endif()
+ endmacro()
+ 
+ check_cxx_compiler_flag("-std=c++11" EIGEN_COMPILER_SUPPORT_CPP11)
+@@ -142,7 +144,7 @@ endif()
+ 
+ set(EIGEN_TEST_MAX_SIZE "320" CACHE STRING "Maximal matrix/vector size, default is 320")
+ 
+-if(NOT MSVC)
++if(NOT MSVC AND FALSE)
+   # We assume that other compilers are partly compatible with GNUCC
+ 
+   # clang outputs some warnings for unknown flags that are not caught by check_cxx_compiler_flag
+@@ -330,7 +332,7 @@ if(NOT MSVC)
+     endif()
+   endif()
+ 
+-else()
++elseif(FALSE)
+ 
+   # C4127 - conditional expression is constant
+   # C4714 - marked as __forceinline not inlined (I failed to deactivate it selectively)

externals/vcpkg/ports/eigen3/vcpkg.json

@@ -0,0 +1,18 @@
+{
+  "name": "eigen3",
+  "version": "3.4.0",
+  "port-version": 2,
+  "description": "C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms.",
+  "homepage": "http://eigen.tuxfamily.org",
+  "license": "MPL-2.0",
+  "dependencies": [
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+  ]
+}