diff --git a/.github/workflows/builds.yml b/.github/workflows/builds.yml
index 108c4dca..ab651b42 100644
--- a/.github/workflows/builds.yml
+++ b/.github/workflows/builds.yml
@@ -1,83 +1,156 @@
-name: builds
-
-on:
-  push:
-    paths-ignore:
-      - '**.md'
-  pull_request:
-    paths-ignore:
-      - '**.md'
-
-jobs:
-  build-windows-2022:
-    runs-on: windows-2022
-    strategy:
-      fail-fast: false
-      matrix:
-        target:
-          - raddbg
-          - radlink
-          - radbin
-          - mule_main
-        compiler:
-          - msvc
-          - clang
-        mode:
-          - debug
-          - release
-    steps:
-      - name: checkout
-        uses: actions/checkout@v6
-      - name: build (vs 2022)
-        shell: cmd
-        run: |
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
-          call build meta "${{ matrix.target }}" "${{ matrix.compiler }}" "${{ matrix.mode }}" || exit /b 1
-
-  run-torture:
-    runs-on: windows-2022
-    strategy:
-      fail-fast: false
-      matrix:
-        compiler:
-          - msvc
-          - clang
-        mode:
-          - debug
-          - release
-        exclude:
-          - { compiler: clang, mode: release } # clang runs OOM in release with ASAN
-    steps:
-      - name: checkout
-        uses: actions/checkout@v6
-      - name: run-torture
-        shell: cmd
-        run: |
-          rem find path to clang
-          for /f "tokens=*" %%i in ('where clang') do set clang_path=%%~dpi
-
-          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
-
-          rem set clang path before MSVC's clang path
-          set PATH=%clang_path%;%PATH%
-
-          rem parse out clang version number out of --version to build path to the folder with ASAN DLL
-          for /f "tokens=3 delims=. " %%v in ('clang -v 2^>^&1 ^| findstr version') do set clang_version=%%v
-          if "${{matrix.compiler}}" == "clang" set PATH=%clang_path%..\lib\clang\%clang_version%\lib\windows;%PATH%
-
-          call build meta raddbg_non_graphical || exit /b 1
-          call build asan meta torture radlink radbin mule_main mule_module "${{matrix.mode}}" "${{matrix.compiler}}" || exit /b 1
-          cd build
-          torture --gen_crash_dump || exit /b 1
-      - name: upload torture crash dumps
-        if: failure()
-        uses: actions/upload-artifact@v7
-        with:
-          name: torture-crash-dumps-${{ matrix.compiler }}-${{ matrix.mode }}
-          path: |
-            build/*.dmp
-            build/*.exe
-            build/*.pdb
-            build/torture
-          if-no-files-found: ignore
-
+name: builds
+
+on:
+  push:
+    paths-ignore:
+      - '**.md'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+
+jobs:
+  build-ubuntu-24-04:
+    runs-on: ubuntu-24.04
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - raddbg
+          - raddbg_non_graphical
+          - radlink
+          - radbin
+          - torture
+        compiler:
+          - clang-22
+          # TODO: - gcc
+        mode:
+          - debug
+          - release
+    steps:
+      - name: checkout
+        uses: actions/checkout@v6
+      - name: install dependencies
+        shell: bash
+        run: |
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo apt-add-repository -y "deb http://apt.llvm.org/noble/ llvm-toolchain-noble-22 main"
+          sudo apt-get update
+          sudo apt-get install -y clang-22 lld-22 llvm-22 gcc-14 pkg-config libfreetype6-dev libx11-dev libxext-dev libgl1-mesa-dev libegl1-mesa-dev
+          sudo ln -s /usr/bin/llvm-symbolizer-22 /usr/bin/llvm-symbolizer
+      - name: build
+        shell: bash
+        run: |
+          CC="${{ matrix.compiler }}" ./build.sh "${{ matrix.target }}" "${{ matrix.mode }}"
+
+  build-windows-2022:
+    runs-on: windows-2022
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - raddbg
+          - radlink
+          - radbin
+          - mule_main
+        compiler:
+          - msvc
+          - clang
+        mode:
+          - debug
+          - release
+    steps:
+      - name: checkout
+        uses: actions/checkout@v6
+      - name: build (vs 2022)
+        shell: cmd
+        run: |
+          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
+          call build meta "${{ matrix.target }}" "${{ matrix.compiler }}" "${{ matrix.mode }}" || exit /b 1
+
+  run-torture-ubuntu-24-04:
+    runs-on: ubuntu-24.04
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler:
+          - clang-22
+          # TODO: - gcc
+        mode:
+          - debug
+          # TODO: - release
+    steps:
+      - name: checkout
+        uses: actions/checkout@v6
+      - name: install external libraries
+        shell: bash
+        run: |
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo apt-add-repository -y "deb http://apt.llvm.org/noble/ llvm-toolchain-noble-22 main"
+          sudo apt-get update
+          sudo apt-get install -y clang-22 lld-22 llvm-22 gcc-14 pkg-config libfreetype6-dev libx11-dev libxext-dev libgl1-mesa-dev libegl1-mesa-dev
+          sudo ln -s /usr/bin/llvm-symbolizer-22 /usr/bin/llvm-symbolizer
+      - name: run-torture
+        shell: bash
+        run: |
+          CC="${{ matrix.compiler }}" ./build.sh meta raddbg raddbg_non_graphical radbin radlink torture "${{ matrix.mode }}"
+          cd build
+          ./torture --gen_crash_dump
+      - name: upload torture artifacts
+        if: failure()
+        uses: actions/upload-artifact@v7
+        with:
+          name: torture-crash-dumps-${{ matrix.compiler }}-${{ matrix.mode }}
+          path: |
+            build/*.core
+            build/*.exe
+            build/*.pdb
+            build/torture_artifacts/**
+          if-no-files-found: ignore
+
+  run-torture-windows-2022:
+    runs-on: windows-2022
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler:
+          - msvc
+          - clang
+        mode:
+          - debug
+          - release
+        exclude:
+          - { compiler: clang, mode: release } # clang runs OOM in release with ASAN
+    steps:
+      - name: checkout
+        uses: actions/checkout@v6
+      - name: run-torture
+        shell: cmd
+        run: |
+          rem find path to clang
+          for /f "tokens=*" %%i in ('where clang') do set clang_path=%%~dpi
+
+          call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
+
+          rem set clang path before MSVC's clang path
+          set PATH=%clang_path%;%PATH%
+
+          rem parse out clang version number out of --version to build path to the folder with ASAN DLL
+          for /f "tokens=3 delims=. " %%v in ('clang -v 2^>^&1 ^| findstr version') do set clang_version=%%v
+          if "${{matrix.compiler}}" == "clang" set PATH=%clang_path%..\lib\clang\%clang_version%\lib\windows;%PATH%
+
+          call build meta raddbg_non_graphical || exit /b 1
+          call build asan meta torture radlink radbin mule_main mule_module "${{matrix.mode}}" "${{matrix.compiler}}" || exit /b 1
+          cd build
+          torture --gen_crash_dump || exit /b 1
+      - name: upload torture crash dumps
+        if: failure()
+        uses: actions/upload-artifact@v7
+        with:
+          name: torture-crash-dumps-${{ matrix.compiler }}-${{ matrix.mode }}
+          path: |
+            build/*.dmp
+            build/*.exe
+            build/*.pdb
+            build/torture_artifacts/**
+          if-no-files-found: ignore
+
diff --git a/build.bat b/build.bat
index 29b62a43..e338509d 100644
--- a/build.bat
+++ b/build.bat
@@ -75,7 +75,7 @@ set cl_link=       /link /MANIFEST:EMBED /INCREMENTAL:NO /pdbaltpath:%%%%_PDB%%%
 set cl_out=        /out:
 set cl_obj_out=    /Fo:
 set cl_linker=     
-set clang_common=  -I..\src\ -I..\local\ -fdiagnostics-absolute-paths -Wall -Wno-unknown-warning-option -Wno-missing-braces -Wno-unused-function -Wno-unused-parameter -Wno-writable-strings -Wno-missing-field-initializers -Wno-unused-value -Wno-unused-variable -Wno-unused-local-typedef -Wno-deprecated-register -Wno-deprecated-declarations -Wno-unused-but-set-variable -Wno-single-bit-bitfield-constant-conversion -Wno-compare-distinct-pointer-types -Wno-initializer-overrides -Wno-incompatible-pointer-types-discards-qualifiers -Xclang -flto-visibility-public-std -D_USE_MATH_DEFINES -Dstrdup=_strdup -Dgnu_printf=printf -ferror-limit=10000 -mcx16 -msha
+set clang_common=  -mcx16 -msha -I..\src\ -I..\local\ -fdiagnostics-absolute-paths -Wall -Wno-unknown-warning-option -Wno-missing-braces -Wno-unused-function -Wno-unused-parameter -Wno-writable-strings -Wno-missing-field-initializers -Wno-unused-value -Wno-unused-variable -Wno-unused-local-typedef -Wno-deprecated-register -Wno-deprecated-declarations -Wno-unused-but-set-variable -Wno-single-bit-bitfield-constant-conversion -Wno-compare-distinct-pointer-types -Wno-initializer-overrides -Wno-incompatible-pointer-types-discards-qualifiers -Xclang -flto-visibility-public-std -D_USE_MATH_DEFINES -Dstrdup=_strdup -Dgnu_printf=printf -ferror-limit=10000
 set clang_debug=   call clang -g -O0 -DBUILD_DEBUG=1 -D_DEBUG %clang_common% %auto_compile_flags%
 set clang_release= call clang -g -O2 -DBUILD_DEBUG=0 -DNDEBUG %clang_common% %auto_compile_flags%
 set clang_link=    -fuse-ld=lld -Xlinker /MANIFEST:EMBED -Xlinker /pdbaltpath:%%%%_PDB%%%% -Xlinker /NATVIS:"%~dp0\src\natvis\base.natvis" -Xlinker /opt:ref -Xlinker /opt:noicf
diff --git a/build.sh b/build.sh
index a122bc61..3a34a8bc 100755
--- a/build.sh
+++ b/build.sh
@@ -18,8 +18,8 @@ git_hash_full=$(git rev-parse HEAD)
 
 # --- Compile/Link Line Definitions -------------------------------------------
 cc_cflags_gcc=""
-cc_cflags_clang=${cc_sanitize}" -fdiagnostics-absolute-paths -Wno-for-loop-analysis  -Wno-incompatible-pointer-types-discards-qualifiers -Wno-initializer-overrides -Wno-compare-distinct-pointer-types -Wno-single-bit-bitfield-constant-conversion -Wno-deprecated-declarations -Wno-writable-strings -Wno-unknown-warning-option -Wno-deprecated-register -Wno-unused-local-typedef"
-cc_common="-I../src/ -I../local/ -D_GNU_SOURCE -g -DBUILD_GIT_HASH=\"$git_hash\" -DBUILD_GIT_HASH_FULL=\"$git_hash_full\" -Wall -Wno-missing-braces -Wno-unused-function -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unused-value -D_USE_MATH_DEFINES -Dstrdup=_strdup -Dgnu_printf=printf -mcx16"
+cc_cflags_clang=${cc_sanitize}" -fuse-ld=lld -fdiagnostics-absolute-paths -Wno-for-loop-analysis  -Wno-incompatible-pointer-types-discards-qualifiers -Wno-initializer-overrides -Wno-compare-distinct-pointer-types -Wno-single-bit-bitfield-constant-conversion -Wno-deprecated-declarations -Wno-writable-strings -Wno-unknown-warning-option -Wno-deprecated-register -Wno-unused-local-typedef"
+cc_common="-mcx16 -I../src/ -I../local/ -D_GNU_SOURCE -g -DBUILD_GIT_HASH=\"$git_hash\" -DBUILD_GIT_HASH_FULL=\"$git_hash_full\" -Wall -Wno-missing-braces -Wno-unused-function -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unused-value -D_USE_MATH_DEFINES -Dstrdup=_strdup -Dgnu_printf=printf"
 cc_debug="-g -O0 -DBUILD_DEBUG=1 ${cc_common}"
 cc_release="-g -O2 -DBUILD_DEBUG=0 ${cc_common}"
 cc_link="-lpthread -lm -lrt -ldl"
diff --git a/run_tests.bat b/run_tests.bat
index 08ec4987..a0651fc5 100644
--- a/run_tests.bat
+++ b/run_tests.bat
@@ -27,7 +27,7 @@ for %%m in (%MODE_VALUES%) do for %%c in (%CC_VALUES%) do (
   )
 
   rem TODO: unblock asan
-  call build.bat meta %%c %%m raddbg_non_graphical || exit /b 1
+  call build.bat meta %%c %%m raddbg raddbg_non_graphical || exit /b 1
 
   rem clang does not compile with asan in release mode because it runs out of memory
   if "%%c" equ "clang" (
diff --git a/run_tests.sh b/run_tests.sh
index 6713d22f..a7441389 100644
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -2,11 +2,24 @@
 set -eu
 cd "$(dirname "$0")"
 
-# compile our targets
-./build.sh raddbg raddbg_non_graphical radlink radbin torture
+target_values=(raddbg raddbg_non_graphical radlink radbin torture)
+# TODO: gcc
+cc_values=(clang)
+mode_values=(debug release)
 
-# run torture
-cd build
-./torture
-cd ..
+for m in "${mode_values[@]}"; do
+  for c in "${cc_values[@]}"; do
+
+    # nuke artifacts from last run
+    rm -rf build/torture_artifacts
+
+    ./build.sh meta "$c" "$m" "${target_values[@]}"
+
+    # run torture
+    cd build
+    ./torture "$@"
+    cd ..
+
+  done
+done