Github workflows: attempt fix for libc++ 4

.github/workflows/build-linux-clang-libcxx-static.yml

@@ -21,6 +21,8 @@ jobs:
         submodules: true
     - name: dependencies
       run: sudo apt-get install -y clang libc++-14-dev wget
+    - name: patch
+      run: sudo patch /usr/lib/llvm-14/include/c++/v1/__config $GITHUB_WORKSPACE/dev/libc++-config.patch
     - name: Version
       run: cd  $GITHUB_WORKSPACE && git describe --always > /tmp/version.txt
     - name: Boost
@@ -29,7 +31,7 @@ jobs:
       run: mkdir  $GITHUB_WORKSPACE/build && cd  $GITHUB_WORKSPACE/build && BOOST_ROOT=$GITHUB_WORKSPACE/boostinst/ cmake -D CMAKE_INCLUDE_PATH=$GITHUB_WORKSPACE/boostinst/include -D CMAKE_LIBRARY_PATH=$GITHUB_WORKSPACE/boostinst/lib -D CMAKE_C_COMPILER=clang -D CMAKE_CXX_COMPILER=clang++ -D CMAKE_CXX_STANDARD=17 -D CMAKE_CXX_FLAGS="-stdlib=libc++ -fno-delete-null-pointer-checks -fPIC" -DSTATIC_BUILD=On -DWITH_EMBED=On -DBoost_NO_SYSTEM_PATHS=On -DCMAKE_INSTALL_PREFIX=/tmp/urbisdk -DCMAKE_BUILD_TYPE=Release -DBoost_USE_STATIC_LIBS=On ..
     - name: Build
       # Build your program with the given configuration
-      run: cd  $GITHUB_WORKSPACE/build && make -j $(nproc)
+      run: cd  $GITHUB_WORKSPACE/build && make -j $(nproc) VERBOSE=1 V=1
     - name: Install
       # Build your program with the given configuration
       run: cd  $GITHUB_WORKSPACE/build && make install -j $(nproc)

dev/libc++-config.patch

@@ -0,0 +1,12 @@
+--- /usr/lib/llvm-14/include/c++/v1/__config	2022-03-23 08:41:07.000000000 +0100
++++ /usr/lib/llvm-14/include/c++/v1/__config.new	2023-11-16 13:39:12.027393115 +0100
+@@ -167,7 +167,8 @@
+ #define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y)
+
+ #ifndef _LIBCPP_ABI_NAMESPACE
+-# define _LIBCPP_ABI_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION)
++//# define _LIBCPP_ABI_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION)
++# define _LIBCPP_ABI_NAMESPACE __1
+ #endif
+
+ #if __cplusplus < 201103L