add bigobj to meson win build and a CI test

Author: galabovaa

.github/workflows/build-meson.yml

@@ -17,7 +17,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Conda environment
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-name: highsdev
           create-args: >-
@@ -48,3 +48,37 @@ jobs:
       #     LD_LIBRARY_PATH=$(pwd)/bbdir/highs \
       #     PYTHONPATH=$(pwd)/bbdir \
       #     python examples/call_highs_from_python.py
+
+  buildmeson_win:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest] 
+    steps:
+      - uses: actions/checkout@v4
+        # with:
+        #   submodules: "recursive"
+        #   fetch-depth: 0
+
+      - name: Install Conda environment
+        uses: mamba-org/setup-micromamba@v2
+        with:
+          environment-name: highsdev
+          create-args: >-
+            python==3.8
+            meson
+            pkgconfig
+            ninja
+            zlib
+            catch2
+            numpy
+          cache-environment: true
+          init-shell: >-
+            bash
+            zsh
+
+      - name: Build and test
+        shell: bash -l {0}
+        run: |
+          meson setup bbdir -Duse_zlib=enabled -Dwith_tests=True
+          meson test -C bbdir

HiGHS.sln

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Highs", "nuget\Highs.csproj", "{906CCF22-9F98-849C-F4C4-760DF67E239A}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{906CCF22-9F98-849C-F4C4-760DF67E239A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{906CCF22-9F98-849C-F4C4-760DF67E239A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{906CCF22-9F98-849C-F4C4-760DF67E239A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{906CCF22-9F98-849C-F4C4-760DF67E239A}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A7DFF1E9-5E77-4BB8-904A-D7D7A7AA54CB}
+	EndGlobalSection
+EndGlobal

meson.build

@@ -70,6 +70,7 @@ _highs_c_suppressions = [
 
 if cppc.get_id() == 'msvc'
   add_project_arguments(
+      '/bigobj',
       '/wd4018',  # Disable warning: 'expression' : signed/unsigned mismatch
       '/wd4061',  # Disable warning: enumerator 'identifier' in switch of enum 'enumeration' is not explicitly handled by a case label
       '/wd4100',  # Disable warning: 'identifier' : unreferenced formal parameter