Add option for address sanitizer in tests, fixes valgrind in drone

.drone.yml

@@ -28,6 +28,15 @@ steps:
       - cmake --build build-release --target all -- -j 4
       - build-release/CreatureLibTests -s --duration=true --force-colors=true
       - valgrind --tool=memcheck --gen-suppressions=all --leak-check=full --leak-resolution=med --track-origins=yes --vgdb=no --error-exitcode=1 build-release/CreatureLibTests ~\[Exception\]
+  - name: test-release-linux
+    image: deukhoofd/linux64builder
+    environment:
+      CC: /usr/bin/clang
+      CXX: /usr/bin/clang++
+    commands:
+      - cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=/usr/bin/clang -DCMAKE_CXX_COMPILER=/usr/bin/clang++ . -B build-release_valgrind -DSTATICC=ON -DCREATURELIB_TESTS=ON -DSANITIZER_TESTS=OFF
+      - cmake --build build-release_valgrind --target all -- -j 4
+      - valgrind --tool=memcheck --gen-suppressions=all --leak-check=full --leak-resolution=med --track-origins=yes --vgdb=no --error-exitcode=1 build-release_valgrind/CreatureLibTests ~\[Exception\]
   - name: test-release-windows
     image: deukhoofd/windowsbuilder
     commands:
@@ -54,6 +63,6 @@ steps:
       - ( cat Doxyfile ; echo "OUTPUT_DIRECTORY=/docs"; echo "GENERATE_TAGFILE=/docs/html/CreatureLib.tag" ) | doxygen -
 ---
 kind: signature
-hmac: 898d10cca3267eb3643779b10100aeccef4f5066b7895fdb8758448641ff4705
+hmac: e77a3d4ab7ab136185b738a362354081ae86a7909e7f5c6c2610a06c1b3f568a
 
 ...

CMakeLists.txt

@@ -12,6 +12,7 @@ set(CMAKE_CXX_STANDARD 20)
 option(WINDOWS "Whether the build target is Windows or not." OFF)
 option(SHARED "Whether we should build a shared library, instead of a static one." OFF)
 option(CREATURELIB_TESTS "Whether the test executable should be build as well." OFF)
+option(SANITIZER_TESTS "Whether the test executable should be built using address sanitizer." ON)
 option(STATICC "Whether gcc and stdc++ should be linked statically to the library." OFF)
 set(LEVEL_SIZE "8" CACHE STRING "Number of bits to store the level as. Currently reserved, and can only be 8")
 
@@ -125,6 +126,8 @@ if (CREATURELIB_TESTS)
 
     # Add a definition for the test library
     target_compile_definitions(CreatureLibTests PRIVATE TESTS_BUILD)
-    target_compile_options(CreatureLibTests PRIVATE -fsanitize=address)
-    target_link_options(CreatureLibTests PRIVATE -fsanitize=address)
+    if (SANITIZER_TESTS AND NOT WINDOWS)
+        target_compile_options(CreatureLibTests PRIVATE -fsanitize=address)
+        target_link_options(CreatureLibTests PRIVATE -fsanitize=address)
+    endif ()
 endif ()