diff --git a/.github/workflows-in/arch.ys b/.github/workflows-in/arch.ys
index 6e6aff8f..6c73b1ff 100644
--- a/.github/workflows-in/arch.ys
+++ b/.github/workflows-in/arch.ys
@@ -17,7 +17,7 @@ jobs:
           - {arch: armv6      , tc: arm-linux-gnueabi, flags: -march=armv6+fp}
           - {arch: armv5      , tc: arm-linux-gnueabi, flags: -march=armv5te+fp}
           - {arch: armv4      , tc: arm-linux-gnueabi, flags: -march=armv4}
-          - {arch: loongarch64, tc: 14-loongarch64-linux-gnu}
+          - {arch: loongarch64, tc: loongarch64-linux-gnu, version: 14-}
           - {arch: mips       , tc: mips-linux-gnu}
           - {arch: mipsel     , tc: mipsel-linux-gnu}
           - {arch: mips64     , tc: mips64-linux-gnuabi64}
@@ -35,14 +35,14 @@ jobs:
       run: |
         sudo apt-get update
         sudo apt-get install -y \
-            gcc-${{matrix.tc}} \
-            g++-${{matrix.tc}} \
+            gcc-${{matrix.version}}${{matrix.tc}} \
+            g++-${{matrix.version}}${{matrix.tc}} \
             qemu-user-static
     - name: info
       run: |
-        ${{matrix.tc}}-g++ --version
-        ${{matrix.tc}}-g++ -dM -E - </dev/null | sort
-        ${{matrix.tc}}-g++ ${{matrix.flags}} -dM -E - </dev/null | sort
+        ${{matrix.tc}}-${{matrix.version}}g++ --version
+        ${{matrix.tc}}-${{matrix.version}}g++ -dM -E - </dev/null | sort
+        ${{matrix.tc}}-${{matrix.version}}g++ ${{matrix.flags}} -dM -E - </dev/null | sort
     - :: xcompile-steps("${{matrix.arch}}" "Debug"   "11" "${{matrix.flags}}")
     - :: xcompile-steps("${{matrix.arch}}" "Release" "11" "${{matrix.flags}}")
     - :: xcompile-steps("${{matrix.arch}}" "Debug"   "20" "${{matrix.flags}}")
diff --git a/.github/workflows-in/clang.ys b/.github/workflows-in/clang.ys
index 8cacb475..fca3856a 100644
--- a/.github/workflows-in/clang.ys
+++ b/.github/workflows-in/clang.ys
@@ -107,24 +107,24 @@ jobs:
   clangsan:
     :: setup-job('clang' 'clangsan')
     name: ${{matrix.bt}}/c++${{matrix.std}}
-    :: runs-on-docker-c4core('${{matrix.img}}')
+    :: runs-on-docker-c4core('22.04')
     strategy:
       fail-fast: false
       matrix:
         include:
-          - {std: 11, cxx: clang++-18, bt: asan , bitlinks: static64}
-          - {std: 20, cxx: clang++-18, bt: asan , bitlinks: static64}
-          - {std: 11, cxx: clang++-18, bt: lsan , bitlinks: static64}
-          - {std: 20, cxx: clang++-18, bt: lsan , bitlinks: static64}
-          - {std: 11, cxx: clang++-18, bt: tsan , bitlinks: static64}
-          - {std: 20, cxx: clang++-18, bt: tsan , bitlinks: static64}
-          - {std: 11, cxx: clang++-18, bt: ubsan, bitlinks: static64}
-          - {std: 20, cxx: clang++-18, bt: ubsan, bitlinks: static64}
+          - {std: 11, cxx: 18, bt: asan }
+          - {std: 20, cxx: 18, bt: asan }
+          - {std: 11, cxx: 18, bt: lsan }
+          - {std: 20, cxx: 18, bt: lsan }
+          - {std: 11, cxx: 18, bt: tsan }
+          - {std: 20, cxx: 18, bt: tsan }
+          - {std: 11, cxx: 18, bt: ubsan}
+          - {std: 20, cxx: 18, bt: ubsan}
     env:: load('share/env.yaml')
     steps:
       - :: checkout-action-docker
-      - run: c4core-install ${{matrix.cxx}}
-      - :: run-steps
+      - run: c4core-install clang++-${{matrix.cxx}}
+      - :: run-clang-manual-with-flags('${{matrix.bt}}' '-m64')
 
   #----------------------------------------------------------------------------
 #  # https://blog.kitware.com/static-checks-with-cmake-cdash-iwyu-clang-tidy-lwyu-cpplint-and-cppcheck/
diff --git a/.github/workflows-in/release.ys b/.github/workflows-in/release.ys
index 926f1b1a..0649580c 100644
--- a/.github/workflows-in/release.ys
+++ b/.github/workflows-in/release.ys
@@ -55,12 +55,12 @@ jobs:
   cpp:
     name: cpp/${{matrix.config.os}}/${{matrix.config.gen}}
     needs: gettag
-    runs-on: ${{matrix.config.os}}
-    env: {DEV: OFF, BT: Release, OS: "${{matrix.config.os}}", CXX_: "${{matrix.config.cxx}}", GEN: "${{matrix.config.gen}}"}
+    runs-on: ${{matrix.os}}
+    env: {DEV: OFF, BT: Release, OS: "${{matrix.os}}", CXX_: "${{matrix.cxx}}", GEN: "${{matrix.gen}}"}
     strategy:
       fail-fast: false
       matrix:
-        config:
+        include:
           #  name of the artifact    | suffix (gen)                   | suffix (package)         | cpack gen | mime type                      | os              | cxx
           - {name: Ubuntu 24.04 deb  , sfxg: unix64-shared-Release.deb, sfxp: ubuntu-24.04.deb   , gen: DEB  , mime: vnd.debian.binary-package, os: ubuntu-24.04             }
           - {name: Ubuntu 22.04 deb  , sfxg: unix64-shared-Release.deb, sfxp: ubuntu-22.04.deb   , gen: DEB  , mime: vnd.debian.binary-package, os: ubuntu-22.04             }
@@ -83,8 +83,8 @@ jobs:
           set -x
           source vars.sh
           mkdir -p assets
-          asset_src=`ls -1 ./build/shared64/${PROJ_PFX_TARGET}*-${{matrix.config.sfxg}}`
-          asset_dst=./assets/${PROJ_PKG_NAME}${SRC_VERSION}-${{matrix.config.sfxp}}
+          asset_src=`ls -1 ./build/shared64/${PROJ_PFX_TARGET}*-${{matrix.sfxg}}`
+          asset_dst=./assets/${PROJ_PKG_NAME}${SRC_VERSION}-${{matrix.sfxp}}
           [ ! -f $asset_src ] && exit 1
           cp -fav $asset_src $asset_dst
       - name: Save artifacts
diff --git a/.github/workflows-in/windows.ys b/.github/workflows-in/windows.ys
index a3926723..a88a2fd6 100644
--- a/.github/workflows-in/windows.ys
+++ b/.github/workflows-in/windows.ys
@@ -58,7 +58,7 @@ jobs:
           - {std: 20, cxx: vs2022, bt: Release, os: windows-2022, bitlinks: shared64 static32}
     # https://learn.microsoft.com/en-us/cpp/build/reference/eh-exception-handling-model?view=msvc-170
     # https://learn.microsoft.com/en-us/cpp/build/reference/gr-enable-run-time-type-information?view=msvc-170
-    env: {CXXFLAGS: "/EHa- /EHs- /EHc /EHr- /GR- /wd4530 /wd9002 /wd9025", STD: "${{matrix.std}}", CXX_: "${{matrix.cxx}}", BT: "${{matrix.bt}}", BITLINKS: "${{matrix.bitlinks}}", VG: "${{matrix.vg}}", SAN: "${{matrix.san}}", LINT: "${{matrix.lint}}", OS: "${{matrix.os}}"}
+    env: {CXXFLAGS: "/EHa- /EHs- /EHc /EHr- /GR- /wd4530", STD: "${{matrix.std}}", CXX_: "${{matrix.cxx}}", BT: "${{matrix.bt}}", BITLINKS: "${{matrix.bitlinks}}", VG: "${{matrix.vg}}", SAN: "${{matrix.san}}", LINT: "${{matrix.lint}}", OS: "${{matrix.os}}"}
     steps:
       - :: checkout-action
       - {name: install requirements, run: source .github/reqs.sh && c4_install_test_requirements $OS}
diff --git a/.github/workflows-in/ys/common.ys b/.github/workflows-in/ys/common.ys
index 415ecf7d..c6499c8a 100644
--- a/.github/workflows-in/ys/common.ys
+++ b/.github/workflows-in/ys/common.ys
@@ -265,15 +265,15 @@ run-steps-arm =::
 #----------------------------------------------------------
 
 
-defn run-gcc-manual-with-flags(buildtype flags=""):
-  run-manual-with-flags('g++' 'gcc' buildtype flags)
+defn run-gcc-manual-with-flags(buildtype flags="" cmkflags=""):
+  run-manual-with-flags('g++' 'gcc' buildtype flags cmkflags)
 
 
-defn run-clang-manual-with-flags(buildtype flags=""):
-  run-manual-with-flags('clang++' 'clang' buildtype flags)
+defn run-clang-manual-with-flags(buildtype flags="" cmkflags=""):
+  run-manual-with-flags('clang++' 'clang' buildtype flags cmkflags)
 
 
-defn run-manual-with-flags(cxx cc buildtype flags="")::
+defn run-manual-with-flags(cxx cc buildtype flags="" cmkflags="")::
 # $(buildtype:uc)
 # also in that case you could $uc(buildtype)
 # $(<expr>) is the more general syntax for any expr
@@ -298,7 +298,8 @@ defn run-manual-with-flags(cxx cc buildtype flags="")::
       -DC4CORE_VALGRIND=${{matrix.vg}} \
       -DC4CORE_DEV=ON \
       -DC4CORE_BUILD_BENCHMARKS=OFF \
-      -DC4CORE_DBG=OFF
+      -DC4CORE_DBG=OFF \
+      $cmkflags
 - name:: "build $buildtype ::: $flags"
   run:: |
     cmake --build build/$buildtype --target c4core-test-build --parallel --verbose
@@ -307,7 +308,7 @@ defn run-manual-with-flags(cxx cc buildtype flags="")::
     cmake --build build/$buildtype --target c4core-test-run
 
 
-defn run-vs-manual-with-flags(gen arch buildtype shared flags="")::
+defn run-vs-manual-with-flags(gen arch buildtype shared flags="" cmkflags="")::
 - name:: "---------------------------------------------------------"
   run:: |
     echo "$buildtype ::: $flags shared=$shared"
@@ -329,7 +330,8 @@ defn run-vs-manual-with-flags(gen arch buildtype shared flags="")::
       -DC4CORE_BUILD_TESTS=ON \
       -DC4CORE_DEV=ON \
       -DC4CORE_BUILD_BENCHMARKS=OFF \
-      -DC4CORE_DBG=OFF
+      -DC4CORE_DBG=OFF \
+      $cmkflags
 - name:: "build $buildtype ::: $flags shared=$shared"
   run:: |
     cmake --build build/$buildtype --target c4core-test-build --parallel --verbose
diff --git a/.github/workflows/arch.yml b/.github/workflows/arch.yml
index d05bbb68..5e5b05f0 100644
--- a/.github/workflows/arch.yml
+++ b/.github/workflows/arch.yml
@@ -43,7 +43,8 @@ jobs:
           tc: arm-linux-gnueabi
           flags: -march=armv4
         - arch: loongarch64
-          tc: 14-loongarch64-linux-gnu
+          tc: loongarch64-linux-gnu
+          version: 14-
         - arch: mips
           tc: mips-linux-gnu
         - arch: mipsel
@@ -74,14 +75,14 @@ jobs:
       run: |
         sudo apt-get update
         sudo apt-get install -y \
-            gcc-${{matrix.tc}} \
-            g++-${{matrix.tc}} \
+            gcc-${{matrix.version}}${{matrix.tc}} \
+            g++-${{matrix.version}}${{matrix.tc}} \
             qemu-user-static
     - name: info
       run: |
-        ${{matrix.tc}}-g++ --version
-        ${{matrix.tc}}-g++ -dM -E - </dev/null | sort
-        ${{matrix.tc}}-g++ ${{matrix.flags}} -dM -E - </dev/null | sort
+        ${{matrix.tc}}-${{matrix.version}}g++ --version
+        ${{matrix.tc}}-${{matrix.version}}g++ -dM -E - </dev/null | sort
+        ${{matrix.tc}}-${{matrix.version}}g++ ${{matrix.flags}} -dM -E - </dev/null | sort
     - name: '-------------------------------------------------'
       run: echo ${{matrix.arch}}/c++11/Debug
     - name: configure ${{matrix.arch}}/c++11/Debug
diff --git a/.github/workflows/clang.yml b/.github/workflows/clang.yml
index 1701fb8a..f1222884 100644
--- a/.github/workflows/clang.yml
+++ b/.github/workflows/clang.yml
@@ -437,22 +437,7 @@ jobs:
       run: |
         echo "Debug ::: -m${{matrix.bits}}"
     - name: 'configure Debug ::: -m${{matrix.bits}}'
-      run: |
-        rm -rf build/Debug
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Debug \
-          -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Debug \
-          -DCMAKE_CXX_FLAGS_DEBUG="-m${{matrix.bits}}" \
-          -DCMAKE_C_FLAGS_DEBUG="-m${{matrix.bits}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Debug\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Debug \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Debug \\\n  -DCMAKE_CXX_FLAGS_DEBUG=\"-m${{matrix.bits}}\" \\\n  -DCMAKE_C_FLAGS_DEBUG=\"-m${{matrix.bits}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Debug ::: -m${{matrix.bits}}'
       run: |
         cmake --build build/Debug --target c4core-test-build --parallel --verbose
@@ -463,22 +448,7 @@ jobs:
       run: |
         echo "Release ::: -O1 -DNDEBUG -m${{matrix.bits}}"
     - name: 'configure Release ::: -O1 -DNDEBUG -m${{matrix.bits}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O1 -DNDEBUG -m${{matrix.bits}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O1 -DNDEBUG -m${{matrix.bits}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O1 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O1 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O1 -DNDEBUG -m${{matrix.bits}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -489,22 +459,7 @@ jobs:
       run: |
         echo "Release ::: -O2 -DNDEBUG -m${{matrix.bits}}"
     - name: 'configure Release ::: -O2 -DNDEBUG -m${{matrix.bits}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O2 -DNDEBUG -m${{matrix.bits}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O2 -DNDEBUG -m${{matrix.bits}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O2 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O2 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O2 -DNDEBUG -m${{matrix.bits}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -515,22 +470,7 @@ jobs:
       run: |
         echo "Release ::: -O3 -DNDEBUG -m${{matrix.bits}}"
     - name: 'configure Release ::: -O3 -DNDEBUG -m${{matrix.bits}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O3 -DNDEBUG -m${{matrix.bits}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O3 -DNDEBUG -m${{matrix.bits}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O3 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O3 -DNDEBUG -m${{matrix.bits}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O3 -DNDEBUG -m${{matrix.bits}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -541,22 +481,7 @@ jobs:
       run: |
         echo "Release ::: -Os -DNDEBUG -m${{matrix.bits}}"
     - name: 'configure Release ::: -Os -DNDEBUG -m${{matrix.bits}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-Os -DNDEBUG -m${{matrix.bits}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-Os -DNDEBUG -m${{matrix.bits}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-Os -DNDEBUG -m${{matrix.bits}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-Os -DNDEBUG -m${{matrix.bits}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -Os -DNDEBUG -m${{matrix.bits}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -568,43 +493,35 @@ jobs:
     continue-on-error: false
     name: ${{matrix.bt}}/c++${{matrix.std}}
     runs-on: ubuntu-24.04
-    container: ghcr.io/biojppm/c4core/ubuntu${{matrix.img}}:latest
+    container: ghcr.io/biojppm/c4core/ubuntu22.04:latest
     strategy:
       fail-fast: false
       matrix:
         include:
         - std: 11
-          cxx: clang++-18
+          cxx: 18
           bt: asan
-          bitlinks: static64
         - std: 20
-          cxx: clang++-18
+          cxx: 18
           bt: asan
-          bitlinks: static64
         - std: 11
-          cxx: clang++-18
+          cxx: 18
           bt: lsan
-          bitlinks: static64
         - std: 20
-          cxx: clang++-18
+          cxx: 18
           bt: lsan
-          bitlinks: static64
         - std: 11
-          cxx: clang++-18
+          cxx: 18
           bt: tsan
-          bitlinks: static64
         - std: 20
-          cxx: clang++-18
+          cxx: 18
           bt: tsan
-          bitlinks: static64
         - std: 11
-          cxx: clang++-18
+          cxx: 18
           bt: ubsan
-          bitlinks: static64
         - std: 20
-          cxx: clang++-18
+          cxx: 18
           bt: ubsan
-          bitlinks: static64
     env:
       STD: ${{matrix.std}}
       CXX_: ${{matrix.cxx}}
@@ -621,38 +538,15 @@ jobs:
         submodules: recursive
         fetch-depth: 0
     - run: git config --system --add safe.directory '*'
-    - run: c4core-install ${{matrix.cxx}}
-    - name: show info
-      run: source .github/setenv.sh && c4_show_info
-    - name: shared64-configure---------------------------------------------------
-      run: source .github/setenv.sh && c4_cfg_test shared64
-    - name: shared64-build
-      run: source .github/setenv.sh && c4_build_test shared64
-    - name: shared64-run
-      run: source .github/setenv.sh && c4_run_test shared64
-    - name: shared64-pack
-      run: source .github/setenv.sh && c4_package shared64
-    - name: static64-configure---------------------------------------------------
-      run: source .github/setenv.sh && c4_cfg_test static64
-    - name: static64-build
-      run: source .github/setenv.sh && c4_build_test static64
-    - name: static64-run
-      run: source .github/setenv.sh && c4_run_test static64
-    - name: static64-pack
-      run: source .github/setenv.sh && c4_package static64
-    - name: static32-configure---------------------------------------------------
-      run: source .github/setenv.sh && c4_cfg_test static32
-    - name: static32-build
-      run: source .github/setenv.sh && c4_build_test static32
-    - name: static32-run
-      run: source .github/setenv.sh && c4_run_test static32
-    - name: static32-pack
-      run: source .github/setenv.sh && c4_package static32
-    - name: shared32-configure---------------------------------------------------
-      run: source .github/setenv.sh && c4_cfg_test shared32
-    - name: shared32-build
-      run: source .github/setenv.sh && c4_build_test shared32
-    - name: shared32-run
-      run: source .github/setenv.sh && c4_run_test shared32
-    - name: shared32-pack
-      run: source .github/setenv.sh && c4_package shared32
+    - run: c4core-install clang++-${{matrix.cxx}}
+    - name: '---------------------------------------------------------'
+      run: |
+        echo "${{matrix.bt}} ::: -m64"
+    - name: 'configure ${{matrix.bt}} ::: -m64'
+      run: "rm -rf build/${{matrix.bt}}\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/${{matrix.bt}} \\\n  -DCMAKE_CXX_COMPILER=clang++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=clang-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=${{matrix.bt}} \\\n  -DCMAKE_CXX_FLAGS_${{MATRIX.BT}}=\"-m64\" \\\n  -DCMAKE_C_FLAGS_${{MATRIX.BT}}=\"-m64\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
+    - name: 'build ${{matrix.bt}} ::: -m64'
+      run: |
+        cmake --build build/${{matrix.bt}} --target c4core-test-build --parallel --verbose
+    - name: 'run ${{matrix.bt}} ::: -m64'
+      run: |
+        cmake --build build/${{matrix.bt}} --target c4core-test-run
diff --git a/.github/workflows/gcc.yml b/.github/workflows/gcc.yml
index 4e980184..b59875da 100644
--- a/.github/workflows/gcc.yml
+++ b/.github/workflows/gcc.yml
@@ -512,22 +512,7 @@ jobs:
       run: |
         echo "Debug ::: -m${{matrix.bits}} ${{matrix.extra_flags}}"
     - name: 'configure Debug ::: -m${{matrix.bits}} ${{matrix.extra_flags}}'
-      run: |
-        rm -rf build/Debug
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Debug \
-          -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Debug \
-          -DCMAKE_CXX_FLAGS_DEBUG="-m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DCMAKE_C_FLAGS_DEBUG="-m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Debug\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Debug \\\n  -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Debug \\\n  -DCMAKE_CXX_FLAGS_DEBUG=\"-m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DCMAKE_C_FLAGS_DEBUG=\"-m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Debug ::: -m${{matrix.bits}} ${{matrix.extra_flags}}'
       run: |
         cmake --build build/Debug --target c4core-test-build --parallel --verbose
@@ -538,22 +523,7 @@ jobs:
       run: |
         echo "Release ::: -O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}"
     - name: 'configure Release ::: -O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O1 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -564,22 +534,7 @@ jobs:
       run: |
         echo "Release ::: -O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}"
     - name: 'configure Release ::: -O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O2 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -590,22 +545,7 @@ jobs:
       run: |
         echo "Release ::: -O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}"
     - name: 'configure Release ::: -O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -O3 -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
@@ -616,22 +556,7 @@ jobs:
       run: |
         echo "Release ::: -Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}"
     - name: 'configure Release ::: -Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
-      run: |
-        rm -rf build/Release
-        export C4_EXTERN_DIR=`pwd`/build/extern
-        cmake -S . -B build/Release \
-          -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \
-          -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \
-          -DCMAKE_BUILD_TYPE=Release \
-          -DCMAKE_CXX_FLAGS_RELEASE="-Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DCMAKE_C_FLAGS_RELEASE="-Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}" \
-          -DC4_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_CXX_STANDARD=${{matrix.std}} \
-          -DC4CORE_BUILD_TESTS=ON \
-          -DC4CORE_VALGRIND=${{matrix.vg}} \
-          -DC4CORE_DEV=ON \
-          -DC4CORE_BUILD_BENCHMARKS=OFF \
-          -DC4CORE_DBG=OFF
+      run: "rm -rf build/Release\nexport C4_EXTERN_DIR=`pwd`/build/extern\ncmake -S . -B build/Release \\\n  -DCMAKE_CXX_COMPILER=g++-${{matrix.cxx}} \\\n  -DCMAKE_C_COMPILER=gcc-${{matrix.cxx}} \\\n  -DCMAKE_BUILD_TYPE=Release \\\n  -DCMAKE_CXX_FLAGS_RELEASE=\"-Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DCMAKE_C_FLAGS_RELEASE=\"-Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}\" \\\n  -DC4_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_CXX_STANDARD=${{matrix.std}} \\\n  -DC4CORE_BUILD_TESTS=ON \\\n  -DC4CORE_VALGRIND=${{matrix.vg}} \\\n  -DC4CORE_DEV=ON \\\n  -DC4CORE_BUILD_BENCHMARKS=OFF \\\n  -DC4CORE_DBG=OFF \\\n  \n"
     - name: 'build Release ::: -Os -DNDEBUG -m${{matrix.bits}} ${{matrix.extra_flags}}'
       run: |
         cmake --build build/Release --target c4core-test-build --parallel --verbose
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c6c83c70..378146a8 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -150,17 +150,17 @@ jobs:
   cpp:
     name: cpp/${{matrix.config.os}}/${{matrix.config.gen}}
     needs: gettag
-    runs-on: ${{matrix.config.os}}
+    runs-on: ${{matrix.os}}
     env:
       DEV: 'OFF'
       BT: Release
-      OS: ${{matrix.config.os}}
-      CXX_: ${{matrix.config.cxx}}
-      GEN: ${{matrix.config.gen}}
+      OS: ${{matrix.os}}
+      CXX_: ${{matrix.cxx}}
+      GEN: ${{matrix.gen}}
     strategy:
       fail-fast: false
       matrix:
-        config:
+        include:
         - name: Ubuntu 24.04 deb
           sfxg: unix64-shared-Release.deb
           sfxp: ubuntu-24.04.deb
@@ -244,8 +244,8 @@ jobs:
         set -x
         source vars.sh
         mkdir -p assets
-        asset_src=`ls -1 ./build/shared64/${PROJ_PFX_TARGET}*-${{matrix.config.sfxg}}`
-        asset_dst=./assets/${PROJ_PKG_NAME}${SRC_VERSION}-${{matrix.config.sfxp}}
+        asset_src=`ls -1 ./build/shared64/${PROJ_PFX_TARGET}*-${{matrix.sfxg}}`
+        asset_dst=./assets/${PROJ_PKG_NAME}${SRC_VERSION}-${{matrix.sfxp}}
         [ ! -f $asset_src ] && exit 1
         cp -fav $asset_src $asset_dst
     - name: Save artifacts
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index ee8f541f..05fe8cb3 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -179,7 +179,7 @@ jobs:
           os: windows-2022
           bitlinks: shared64 static32
     env:
-      CXXFLAGS: /EHa- /EHs- /EHc /EHr- /GR- /wd4530 /wd9002 /wd9025
+      CXXFLAGS: /EHa- /EHs- /EHc /EHr- /GR- /wd4530
       STD: ${{matrix.std}}
       CXX_: ${{matrix.cxx}}
       BT: ${{matrix.bt}}