diff --git a/.github/workflows/clang-c++11.yml b/.github/workflows/clang-c++11.yml
new file mode 100644
index 000000000..1ed503178
--- /dev/null
+++ b/.github/workflows/clang-c++11.yml
@@ -0,0 +1,52 @@
+name: clang-c++11
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-clang-cpp11-linux-stl:
+    name: Clang C++11 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=11 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp11-linux-no-stl:
+    name: Clang C++11 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=11 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
\ No newline at end of file
diff --git a/.github/workflows/clang-c++14.yml b/.github/workflows/clang-c++14.yml
new file mode 100644
index 000000000..a8e26999e
--- /dev/null
+++ b/.github/workflows/clang-c++14.yml
@@ -0,0 +1,52 @@
+name: clang-c++14
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-clang-cpp14-linux-stl:
+    name: Clang C++14 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=14 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp14-linux-no-stl:
+    name: Clang C++14 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=14 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
\ No newline at end of file
diff --git a/.github/workflows/clang-c++17.yml b/.github/workflows/clang-c++17.yml
new file mode 100644
index 000000000..ff00ee599
--- /dev/null
+++ b/.github/workflows/clang-c++17.yml
@@ -0,0 +1,52 @@
+name: clang-c++17
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-clang-cpp17-linux-stl:
+    name: Clang C++17 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=17 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp17-linux-no-stl:
+    name: Clang C++17 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=17 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
\ No newline at end of file
diff --git a/.github/workflows/clang-c++20.yml b/.github/workflows/clang-c++20.yml
new file mode 100644
index 000000000..ce7eb169c
--- /dev/null
+++ b/.github/workflows/clang-c++20.yml
@@ -0,0 +1,184 @@
+name: clang-c++20
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-clang-cpp20-linux-no-stl:
+    name: Clang C++20 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    # Temporary fix. See https://github.com/actions/runner-images/issues/8659
+    - name: Install newer Clang
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x ./llvm.sh
+        sudo ./llvm.sh 17
+
+    - name: Build
+      run: |
+        export CC=clang-17
+        export CXX=clang++-17
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=20 ./
+        clang-17 --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-linux-stl-force-cpp03:
+    name: Clang C++20 Linux - STL - Force C++03
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    # Temporary fix. See https://github.com/actions/runner-images/issues/8659
+    - name: Install newer Clang
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x ./llvm.sh
+        sudo ./llvm.sh 17
+
+    - name: Build
+      run: |
+        export CC=clang-17
+        export CXX=clang-17++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=ON -DETL_CXX_STANDARD=20 ./
+        clang-17 --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-linux-no-stl-force-cpp03:
+    name: Clang C++20 Linux - No STL - Force C++03
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    # Temporary fix. See https://github.com/actions/runner-images/issues/8659
+    - name: Install newer Clang
+      run: |
+        wget https://apt.llvm.org/llvm.sh
+        chmod +x ./llvm.sh
+        sudo ./llvm.sh 17
+
+    - name: Build
+      run: |
+        export CC=clang-17
+        export CXX=clang++-17
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=ON -DETL_CXX_STANDARD=20 ./
+        clang-17 --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-osx-stl:
+    name: Clang C++20 OSX - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-12]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=20 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-osx-no-stl:
+    name: Clang C++20 OSX - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-12]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=20 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-osx-stl-force-cpp03:
+    name: Clang C++20 OSX - STL - Force C++03
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-12]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=ON -DETL_CXX_STANDARD=20 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-clang-cpp20-osx-no-stl-force-cpp03:
+    name: Clang C++20 OSX - No STL - Force C++03
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-12]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export CC=clang
+        export CXX=clang++
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        cmake -D BUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=ON -DETL_CXX_STANDARD=20 ./
+        clang --version
+        make
+
+    - name: Run tests
+      run: ./test/etl_tests
+
diff --git a/.github/workflows/clang.yml b/.github/workflows/clang.yml
deleted file mode 100644
index dd290d6dd..000000000
--- a/.github/workflows/clang.yml
+++ /dev/null
@@ -1,40 +0,0 @@
-name: clang
-on:
-  push:
-    branches: [ master, development, pull-request/* ]
-  pull_request:
-    branches: [ master, pull-request/* ]
-
-jobs:
-
-  build-clang-cpp20-linux-stl:
-    name: Clang C++20 Linux - STL
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-22.04]
-
-    steps:
-    - uses: actions/checkout@v3
-
-    # Temporary fix. See https://github.com/actions/runner-images/issues/8659
-    - name: Install newer Clang
-      run: |
-        wget https://apt.llvm.org/llvm.sh
-        chmod +x ./llvm.sh
-        sudo ./llvm.sh 17
-
-    - name: Build
-      run: |
-        export CC=clang-17
-        export CXX=clang++-17
-        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
-        cmake -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=20 ./
-        clang-17 --version
-        make
-    
-    - name: Run tests
-      run: ./test/etl_tests
-
-#    - name: Run tests
-#      run: ./test/etl_tests
diff --git a/.github/workflows/gcc-c++11.yml b/.github/workflows/gcc-c++11.yml
new file mode 100644
index 000000000..c968886ab
--- /dev/null
+++ b/.github/workflows/gcc-c++11.yml
@@ -0,0 +1,54 @@
+name: gcc
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+  
+  build-gcc-cpp11-linux-stl:
+    name: GCC C++11 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        git fetch
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=11 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-gcc-cpp11-linux-no-stl:
+    name: GCC C++11 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        git fetch
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=11 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
diff --git a/.github/workflows/gcc-c++14.yml b/.github/workflows/gcc-c++14.yml
new file mode 100644
index 000000000..ec0e45c21
--- /dev/null
+++ b/.github/workflows/gcc-c++14.yml
@@ -0,0 +1,52 @@
+name: gcc
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-gcc-cpp14-linux-stl:
+    name: GCC C++14 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=14 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-gcc-cpp14-linux-no-stl:
+    name: GCC C++14 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=14 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
\ No newline at end of file
diff --git a/.github/workflows/gcc-c++17.yml b/.github/workflows/gcc-c++17.yml
new file mode 100644
index 000000000..0d3e25017
--- /dev/null
+++ b/.github/workflows/gcc-c++17.yml
@@ -0,0 +1,52 @@
+name: gcc
+on:
+  push:
+    branches: [ master, development, pull-request/* ]
+  pull_request:
+    branches: [ master, pull-request/* ]
+
+jobs:
+
+  build-gcc-cpp17-linux-stl:
+    name: GCC C++17 Linux - STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=17 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
+
+  build-gcc-cpp17-linux-no-stl:
+    name: GCC C++17 Linux - No STL
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-22.04]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Build
+      run: |
+        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
+        export CC=gcc
+        export CXX=g++
+        cmake -DBUILD_TESTS=ON -DNO_STL=ON -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=17 ./
+        gcc --version
+        make
+    
+    - name: Run tests
+      run: ./test/etl_tests
diff --git a/.github/workflows/gcc.yml b/.github/workflows/gcc-c++20.yml
similarity index 58%
rename from .github/workflows/gcc.yml
rename to .github/workflows/gcc-c++20.yml
index c9423301c..b9b56d50d 100644
--- a/.github/workflows/gcc.yml
+++ b/.github/workflows/gcc-c++20.yml
@@ -6,72 +6,6 @@ on:
     branches: [ master, pull-request/* ]
 
 jobs:
-  build-gcc-cpp11-linux-stl:
-    name: GCC C++11 Linux - STL
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-22.04]
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Build
-      run: |
-        git fetch
-        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
-        export CC=gcc
-        export CXX=g++
-        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=11 ./
-        gcc --version
-        make
-    
-    - name: Run tests
-      run: ./test/etl_tests
-
-  build-gcc-cpp14-linux-stl:
-    name: GCC C++14 Linux - STL
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-22.04]
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Build
-      run: |
-        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
-        export CC=gcc
-        export CXX=g++
-        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=14 ./
-        gcc --version
-        make
-    
-    - name: Run tests
-      run: ./test/etl_tests
-
-  build-gcc-cpp17-linux-stl:
-    name: GCC C++17 Linux - STL
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [ubuntu-22.04]
-
-    steps:
-    - uses: actions/checkout@v3
-
-    - name: Build
-      run: |
-        export ASAN_OPTIONS=alloc_dealloc_mismatch=0,detect_leaks=0
-        export CC=gcc
-        export CXX=g++
-        cmake -DBUILD_TESTS=ON -DNO_STL=OFF -DETL_USE_TYPE_TRAITS_BUILTINS=OFF -DETL_USER_DEFINED_TYPE_TRAITS=OFF -DETL_FORCE_TEST_CPP03=OFF -DETL_CXX_STANDARD=17 ./
-        gcc --version
-        make
-    
-    - name: Run tests
-      run: ./test/etl_tests
 
   build-gcc-cpp20-linux-stl:
     name: GCC C++20 Linux - STL