diff --git a/.github/workflows/build_macos.yml b/.github/workflows/build_macos.yml
index 3f084373..5f47cf0a 100644
--- a/.github/workflows/build_macos.yml
+++ b/.github/workflows/build_macos.yml
@@ -51,7 +51,7 @@ jobs:
     - name: Build Lua ${{ matrix.lua.version }} (C++17)
       working-directory: ${{runner.workspace}}/build17
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTests${{ matrix.lua.suffix }} \
           LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
           LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
@@ -59,7 +59,7 @@ jobs:
 
     - name: Test Lua ${{ matrix.lua.version }} (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
 
     - name: Configure C++20
       working-directory: ${{runner.workspace}}/build20
@@ -68,7 +68,7 @@ jobs:
     - name: Build Lua ${{ matrix.lua.version }} (C++20)
       working-directory: ${{runner.workspace}}/build20
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTests${{ matrix.lua.suffix }} \
           LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
           LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
@@ -76,7 +76,7 @@ jobs:
 
     - name: Test Lua ${{ matrix.lua.version }} (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
 
     - name: Configure C++23
       working-directory: ${{runner.workspace}}/build23
@@ -85,7 +85,7 @@ jobs:
     - name: Build Lua ${{ matrix.lua.version }} (C++23)
       working-directory: ${{runner.workspace}}/build23
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTests${{ matrix.lua.suffix }} \
           LuaBridgeTests${{ matrix.lua.suffix }}LuaC \
           LuaBridgeTests${{ matrix.lua.suffix }}Noexcept \
@@ -93,7 +93,7 @@ jobs:
 
     - name: Test Lua ${{ matrix.lua.version }} (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: ctest --parallel $(nproc) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTests${{ matrix.lua.suffix }}" --output-on-failure
 
   luajit:
     runs-on: macos-latest
@@ -116,13 +116,13 @@ jobs:
     - name: Build LuaJIT (C++17)
       working-directory: ${{runner.workspace}}/build17
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTestsLuaJIT \
           LuaBridgeTestsLuaJITNoexcept
 
     - name: Test LuaJIT (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuaJIT" --output-on-failure
 
     - name: Configure C++20
       working-directory: ${{runner.workspace}}/build20
@@ -131,13 +131,13 @@ jobs:
     - name: Build LuaJIT (C++20)
       working-directory: ${{runner.workspace}}/build20
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTestsLuaJIT \
           LuaBridgeTestsLuaJITNoexcept
 
     - name: Test LuaJIT (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuaJIT" --output-on-failure
 
     - name: Configure C++23
       working-directory: ${{runner.workspace}}/build23
@@ -146,13 +146,13 @@ jobs:
     - name: Build LuaJIT (C++23)
       working-directory: ${{runner.workspace}}/build23
       run: |
-        cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target \
+        cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target \
           LuaBridgeTestsLuaJIT \
           LuaBridgeTestsLuaJITNoexcept
 
     - name: Test LuaJIT (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuaJIT" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuaJIT" --output-on-failure
 
   luau:
     runs-on: macos-latest
@@ -174,11 +174,11 @@ jobs:
 
     - name: Build Luau (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsLuau
 
     - name: Test Luau (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuau" --output-on-failure
 
     - name: Configure C++20
       working-directory: ${{runner.workspace}}/build20
@@ -186,11 +186,11 @@ jobs:
 
     - name: Build Luau (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsLuau
 
     - name: Test Luau (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuau" --output-on-failure
 
     - name: Configure C++23
       working-directory: ${{runner.workspace}}/build23
@@ -198,11 +198,11 @@ jobs:
 
     - name: Build Luau (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsLuau
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsLuau
 
     - name: Test Luau (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsLuau" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsLuau" --output-on-failure
 
   ravi:
     runs-on: macos-latest
@@ -224,11 +224,11 @@ jobs:
 
     - name: Build Ravi (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsRavi
 
     - name: Test Ravi (C++17)
       working-directory: ${{runner.workspace}}/build17
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsRavi" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsRavi" --output-on-failure
 
     - name: Configure C++20
       working-directory: ${{runner.workspace}}/build20
@@ -236,11 +236,11 @@ jobs:
 
     - name: Build Ravi (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsRavi
 
     - name: Test Ravi (C++20)
       working-directory: ${{runner.workspace}}/build20
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsRavi" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsRavi" --output-on-failure
 
     - name: Configure C++23
       working-directory: ${{runner.workspace}}/build23
@@ -248,8 +248,8 @@ jobs:
 
     - name: Build Ravi (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: cmake --build . --config $BUILD_TYPE --parallel $(nproc) --target LuaBridgeTestsRavi
+      run: cmake --build . --config $BUILD_TYPE --parallel $(sysctl -n hw.ncpu) --target LuaBridgeTestsRavi
 
     - name: Test Ravi (C++23)
       working-directory: ${{runner.workspace}}/build23
-      run: ctest --parallel $(nproc) -R "LuaBridgeTestsRavi" --output-on-failure
+      run: ctest --parallel $(sysctl -n hw.ncpu) -R "LuaBridgeTestsRavi" --output-on-failure
diff --git a/Source/LuaBridge/detail/LuaHelpers.h b/Source/LuaBridge/detail/LuaHelpers.h
index 86d6d552..703942db 100644
--- a/Source/LuaBridge/detail/LuaHelpers.h
+++ b/Source/LuaBridge/detail/LuaHelpers.h
@@ -135,6 +135,8 @@ inline void lua_pushcclosure_x(lua_State* L, lua_CFunction fn, const char* debug
 [[noreturn]] inline void lua_error_x(lua_State* L)
 {
     lua_error(L);
+
+    detail::unreachable();
 }
 
 inline int lua_getstack_x(lua_State* L, int level, lua_Debug* ar)
@@ -184,6 +186,8 @@ inline void lua_pushcclosure_x(lua_State* L, lua_CFunction fn, const char* debug
 [[noreturn]] inline void lua_error_x(lua_State* L)
 {
     lua_error(L);
+
+    detail::unreachable();
 }
 
 inline int lua_getstack_x(lua_State* L, int level, lua_Debug* ar)
diff --git a/Source/LuaBridge/detail/LuaRef.h b/Source/LuaBridge/detail/LuaRef.h
index 4fb4e00c..f3658b2f 100644
--- a/Source/LuaBridge/detail/LuaRef.h
+++ b/Source/LuaBridge/detail/LuaRef.h
@@ -1836,11 +1836,29 @@ class LuaRef : public LuaRefBase<LuaRef, LuaRef>
     const void* getPointer() const
     {
 #if LUABRIDGE_SAFE_STACK_CHECKS
-        if (! lua_checkstack(m_L, 1))
+        if (! lua_checkstack(m_L, 3))
             return nullptr;
 #endif
 
         lua_rawgeti(m_L, LUA_REGISTRYINDEX, m_ref);
+
+        if (lua_isuserdata(m_L, -1) && lua_getmetatable(m_L, -1))
+        {
+            const void* key = static_cast<const void*>(detail::getTypeKey());
+            lua_pushlightuserdata(m_L, const_cast<void*>(key));
+            lua_rawget(m_L, -2);
+            const bool isLuaBridgeType = lua_isstring(m_L, -1);
+            lua_pop(m_L, 2);
+
+            if (isLuaBridgeType)
+            {
+                const auto* ud = static_cast<detail::Userdata*>(lua_touserdata(m_L, -1));
+                const void* ptr = ud->getPointer();
+                lua_pop(m_L, 1);
+                return ptr;
+            }
+        }
+
         const void* ptr = lua_topointer(m_L, -1);
         lua_pop(m_L, 1);
 
diff --git a/Source/LuaBridge/detail/Userdata.h b/Source/LuaBridge/detail/Userdata.h
index 21210c52..431f3823 100644
--- a/Source/LuaBridge/detail/Userdata.h
+++ b/Source/LuaBridge/detail/Userdata.h
@@ -363,17 +363,18 @@ class Userdata
             || isInstance(L, index, detail::getConstRegistryKey<T>());
     }
 
-protected:
-    Userdata() = default;
-
     /**
      * @brief Get an untyped pointer to the contained class.
      */
+public:
     void* getPointer() const noexcept
     {
         return m_p;
     }
 
+protected:
+    Userdata() = default;
+
     void* m_p = nullptr; // subclasses must set this
 };
 
diff --git a/Tests/Source/LuaRefTests.cpp b/Tests/Source/LuaRefTests.cpp
index 91b125a3..b1fc0583 100644
--- a/Tests/Source/LuaRefTests.cpp
+++ b/Tests/Source/LuaRefTests.cpp
@@ -2184,3 +2184,135 @@ TEST_F(LuaRefTests, PreservesLuaTableMutations)
     ASSERT_TRUE(secondResult);
     EXPECT_EQ(200, *secondResult);
 }
+
+TEST_F(LuaRefTests, GetPointerDefaultConstructed)
+{
+    luabridge::LuaRef ref(L);
+    EXPECT_EQ(nullptr, ref.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerNil)
+{
+    runLua("result = nil");
+    EXPECT_EQ(nullptr, result().getPointer());
+
+    luabridge::LuaRef nilRef(L, luabridge::LuaNil());
+    EXPECT_EQ(nullptr, nilRef.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerBoolean)
+{
+    runLua("result = true");
+    EXPECT_EQ(nullptr, result().getPointer());
+
+    runLua("result = false");
+    EXPECT_EQ(nullptr, result().getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerNumber)
+{
+    runLua("result = 42");
+    EXPECT_EQ(nullptr, result().getPointer());
+
+    runLua("result = 3.14");
+    EXPECT_EQ(nullptr, result().getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerString)
+{
+    runLua("result = 'hello'");
+
+#if LUA_VERSION_NUM >= 504 || LUABRIDGE_ON_LUAU || LUABRIDGE_ON_LUAJIT
+    // Lua 5.4+, Luau, and LuaJIT return a pointer for strings via lua_topointer
+    EXPECT_NE(nullptr, result().getPointer());
+#else
+    EXPECT_EQ(nullptr, result().getPointer());
+#endif
+}
+
+TEST_F(LuaRefTests, GetPointerTable)
+{
+    runLua("result = {}");
+    EXPECT_NE(nullptr, result().getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerTableIdentity)
+{
+    runLua("result = {}");
+    const void* p1 = result().getPointer();
+    const void* p2 = result().getPointer();
+    EXPECT_NE(nullptr, p1);
+    EXPECT_EQ(p1, p2);
+}
+
+TEST_F(LuaRefTests, GetPointerDistinctTables)
+{
+    runLua("t1 = {}; t2 = {}");
+    auto t1 = luabridge::getGlobal(L, "t1");
+    auto t2 = luabridge::getGlobal(L, "t2");
+
+    const void* p1 = t1.getPointer();
+    const void* p2 = t2.getPointer();
+    EXPECT_NE(nullptr, p1);
+    EXPECT_NE(nullptr, p2);
+    EXPECT_NE(p1, p2);
+}
+
+TEST_F(LuaRefTests, GetPointerFunction)
+{
+    runLua("result = function() end");
+    EXPECT_NE(nullptr, result().getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerLightUserdata)
+{
+    int dummy = 0;
+    lua_pushlightuserdata(L, &dummy);
+    auto ref = luabridge::LuaRef::fromStack(L);
+    EXPECT_EQ(&dummy, ref.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerLightUserdataNull)
+{
+    lua_pushlightuserdata(L, nullptr);
+    auto ref = luabridge::LuaRef::fromStack(L);
+    EXPECT_EQ(nullptr, ref.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerUserdata)
+{
+    void* p = lua_newuserdata(L, 100);
+    auto ref = luabridge::LuaRef::fromStack(L);
+    EXPECT_NE(nullptr, ref.getPointer());
+    EXPECT_EQ(p, ref.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerRegisteredClass)
+{
+    luabridge::getGlobalNamespace(L).beginClass<Class>("Class").endClass();
+
+    Class obj;
+    auto ref = luabridge::LuaRef(L, &obj);
+    EXPECT_EQ(&obj, ref.getPointer());
+}
+
+TEST_F(LuaRefTests, GetPointerThread)
+{
+    lua_State* threadL = lua_newthread(L);
+    lua_pushthread(threadL);
+    auto ref = luabridge::LuaRef::fromStack(L);
+    EXPECT_NE(nullptr, ref.getPointer());
+    EXPECT_EQ(threadL, ref.getPointer());
+}
+
+#if LUABRIDGE_SAFE_STACK_CHECKS
+TEST_F(LuaRefTests, GetPointerStackOverflow)
+{
+    runLua("result = {}");
+    auto ref = result();
+    exhaustStackSpace();
+    const void* p = ref.getPointer();
+    lua_settop(L, 0);
+    EXPECT_EQ(nullptr, p);
+}
+#endif