ARROW-14070: [C++][CI] Remove support for VS2015

appveyor.yml

@@ -55,9 +55,6 @@ environment:
   matrix:
     # NOTE: clcache seems to work best with Ninja and worst with msbuild
     # (as generated by cmake)
-    - JOB: "Build"
-      GENERATOR: Ninja
-      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
     - JOB: "Toolchain"
       GENERATOR: Ninja
       ARROW_S3: "ON"

ci/appveyor-cpp-setup.bat

@@ -83,12 +83,11 @@ if "%JOB%" NEQ "Build_Debug" (
 @rem
 if "%GENERATOR%"=="Ninja" set need_vcvarsall=1
 if defined need_vcvarsall (
-    @rem Select desired compiler version
-    if "%APPVEYOR_BUILD_WORKER_IMAGE%" == "Visual Studio 2017" (
-        call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" amd64
-    ) else (
-        call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" amd64
+    if "%APPVEYOR_BUILD_WORKER_IMAGE%" NEQ "Visual Studio 2017" (
+        @rem ARROW-14070 Visual Studio 2015 no longer supported
+        exit /B
     )
+    call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" amd64
 )
 
 @rem

cpp/src/arrow/compute/exec/sink_node.cc

@@ -64,22 +64,7 @@ class SinkNode : public ExecNode {
       AsyncGenerator<util::optional<ExecBatch>>* out_gen) {
     PushGenerator<util::optional<ExecBatch>> push_gen;
     auto out = push_gen.producer();
-    *out_gen = [push_gen] {
-      // Awful workaround for MSVC 19.0 (Visual Studio 2015) bug.
-      // For some types including Future<optional<ExecBatch>>,
-      // std::is_convertible<T, T>::value will be false causing
-      // SFINAE exclusion of the std::function constructor we need.
-      // Definining a convertible (but distinct) type soothes the
-      // faulty trait.
-      struct ConvertibleToFuture {
-        operator Future<util::optional<ExecBatch>>() && {  // NOLINT runtime/explicit
-          return std::move(ret);
-        }
-        Future<util::optional<ExecBatch>> ret;
-      };
-
-      return ConvertibleToFuture{push_gen()};
-    };
+    *out_gen = std::move(push_gen);
     return out;
   }
 

cpp/src/gandiva/precompiled/CMakeLists.txt

@@ -31,14 +31,13 @@ set(PRECOMPILED_SRCS
     ../../arrow/util/basic_decimal.cc)
 
 if(MSVC)
-  # clang pretends to be a particular version of MSVC. Version 1900 is
-  # Visual Studio 2015, 191[0-9] is Visual Studio 2017, and the standard
-  # library uses C++14 features, so we have to use that -std version to
-  # get the IR compilation to work
+  # clang pretends to be a particular version of MSVC. 191[0-9] is
+  # Visual Studio 2017, and the standard library uses C++14 features,
+  # so we have to use that -std version to get the IR compilation to work
   if(MSVC_VERSION MATCHES "^191[0-9]$")
     set(FMS_COMPATIBILITY 19.10)
   else()
-    set(FMS_COMPATIBILITY 19)
+    message(FATAL_ERROR "Unsupported MSVC_VERSION=${MSVC_VERSION}")
   endif()
   set(PLATFORM_CLANG_OPTIONS -std=c++14 -fms-compatibility
                              -fms-compatibility-version=${FMS_COMPATIBILITY})

docs/source/developers/cpp/building.rst

@@ -38,7 +38,7 @@ out-of-source. If you are not familiar with this terminology:
 Building requires:
 
 * A C++11-enabled compiler. On Linux, gcc 4.8 and higher should be
-  sufficient. For Windows, at least Visual Studio 2015 is required.
+  sufficient. For Windows, at least Visual Studio 2017 is required.
 * CMake 3.5 or higher
 * On Linux and macOS, either ``make`` or ``ninja`` build utilities
 

docs/source/developers/cpp/windows.rst

@@ -33,13 +33,7 @@ Microsoft provides the free Visual Studio Community edition. When doing
 development in the shell, you must initialize the development environment
 each time you open the shell.
 
-For Visual Studio 2015, execute the following batch script:
-
-.. code-block:: shell
-
-   "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" amd64
-
-For Visual Studio 2017, the script is:
+For Visual Studio 2017, execute the following batch script:
 
 .. code-block:: shell
 
@@ -176,12 +170,13 @@ an out of source build by generating a MSVC solution:
    cd cpp
    mkdir build
    cd build
-   cmake .. -G "Visual Studio 14 2015" -A x64 ^
+   cmake .. -G "Visual Studio 15 2017" -A x64 ^
          -DARROW_BUILD_TESTS=ON
    cmake --build . --config Release
 
 For newer versions of Visual Studio, specify the generator
-``Visual Studio 15 2017`` or ``Visual Studio 16 2019``.
+``Visual Studio 16 2019`` or see ``cmake --help`` for available
+generators.
 
 Building with Ninja and clcache
 ===============================
@@ -310,7 +305,7 @@ The command line to build Arrow in Debug mode will look something like this:
    cd cpp
    mkdir build
    cd build
-   cmake .. -G "Visual Studio 14 2015" -A x64 ^
+   cmake .. -G "Visual Studio 15 2017" -A x64 ^
          -DARROW_BOOST_USE_SHARED=OFF ^
          -DCMAKE_BUILD_TYPE=Debug ^
          -DBOOST_ROOT=C:/local/boost_1_63_0  ^

docs/source/developers/python.rst

@@ -411,8 +411,6 @@ Building on Windows
 Building on Windows requires one of the following compilers to be installed:
 
 - `Build Tools for Visual Studio 2017 <https://download.visualstudio.microsoft.com/download/pr/3e542575-929e-4297-b6c6-bef34d0ee648/639c868e1219c651793aff537a1d3b77/vs_buildtools.exe>`_
-- `Microsoft Build Tools 2015 <http://download.microsoft.com/download/5/F/7/5F7ACAEB-8363-451F-9425-68A90F98B238/visualcppbuildtools_full.exe>`_
-- Visual Studio 2015
 - Visual Studio 2017
 
 During the setup of Build Tools ensure at least one Windows SDK is selected.
@@ -452,13 +450,6 @@ We set a number of environment variables:
    set PATH=%ARROW_HOME%\bin;%PATH%
    set PYARROW_CMAKE_GENERATOR=Visual Studio 15 2017 Win64
 
-This assumes Visual Studio 2017 or its build tools are used. For Visual Studio
-2015 and its build tools use the following instead:
-
-.. code-block:: shell
-
-   set PYARROW_CMAKE_GENERATOR=Visual Studio 14 2015 Win64
-
 Let's configure, build and install the Arrow C++ libraries:
 
 .. code-block:: shell

python/setup.py

@@ -137,7 +137,7 @@ def initialize_options(self):
         _build_ext.initialize_options(self)
         self.cmake_generator = os.environ.get('PYARROW_CMAKE_GENERATOR')
         if not self.cmake_generator and sys.platform == 'win32':
-            self.cmake_generator = 'Visual Studio 14 2015 Win64'
+            self.cmake_generator = 'Visual Studio 15 2017 Win64'
         self.extra_cmake_args = os.environ.get('PYARROW_CMAKE_OPTIONS', '')
         self.build_type = os.environ.get('PYARROW_BUILD_TYPE',
                                          'release').lower()