Re-enable Sanitizers. (#1061)

Implement the CMake code to run sanitizers.

CMakeLists.txt

@@ -156,6 +156,7 @@ install(FILES
 
 if(HIGHFIVE_EXAMPLES OR HIGHFIVE_UNIT_TESTS)
   include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/HighFiveWarnings.cmake)
+  include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/HighFiveFlags.cmake)
   include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/HighFiveOptionalDependencies.cmake)
 endif()
 

cmake/HighFiveFlags.cmake

@@ -0,0 +1,30 @@
+if(TARGET HighFiveFlags)
+    # Allow multiple `include(HighFiveWarnings)`, which would
+    # attempt to redefine `HighFiveWarnings` and fail without
+    # this check.
+    return()
+endif()
+
+add_library(HighFiveFlags INTERFACE)
+
+if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
+    if(HIGHFIVE_MAX_ERRORS)
+        target_compile_options(HighFiveFlags
+            INTERFACE
+            -fmax-errors=${HIGHFIVE_MAX_ERRORS}
+        )
+    endif()
+endif()
+
+if(HIGHFIVE_GLIBCXX_ASSERTIONS)
+    target_compile_definitions(HighFiveFlags INTERFACE -D_GLIBCXX_ASSERTIONS)
+endif()
+
+if(HIGHFIVE_HAS_FRIEND_DECLARATIONS)
+    target_compile_definitions(HighFiveFlags INTERFACE -DHIGHFIVE_HAS_FRIEND_DECLARATIONS=1)
+endif()
+
+if(HIGHFIVE_SANITIZER)
+    target_compile_options(HighFiveFlags INTERFACE -fsanitize=${HIGHFIVE_SANITIZER})
+    target_link_options(HighFiveFlags INTERFACE -fsanitize=${HIGHFIVE_SANITIZER})
+endif()

cmake/HighFiveWarnings.cmake

@@ -6,7 +6,6 @@ if(TARGET HighFiveWarnings)
 endif()
 
 add_library(HighFiveWarnings INTERFACE)
-add_library(HighFiveFlags INTERFACE)
 
 if(CMAKE_CXX_COMPILER_ID MATCHES "Clang"
    OR CMAKE_CXX_COMPILER_ID MATCHES "GNU"
@@ -48,11 +47,3 @@ if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
     endif()
 endif()
 
-if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
-    if(HIGHFIVE_MAX_ERRORS)
-        target_compile_options(HighFiveFlags
-            INTERFACE
-            -fmax-errors=${HIGHFIVE_MAX_ERRORS}
-        )
-    endif()
-endif()

src/examples/CMakeLists.txt

@@ -59,36 +59,36 @@ function(compile_example example_source)
   string(REPLACE ".cpp" "_bin" example_name ${example_filename})
 
   add_executable(${example_name} ${example_source})
-  target_link_libraries(${example_name} PUBLIC HighFive HighFiveWarnings HighFiveFlags)
-  if(${ARGC} EQUAL 2)
-    target_link_libraries(${example_name} PUBLIC ${ARGV1})
+  target_link_libraries(${example_name} PUBLIC HighFive HighFiveWarnings)
+  if(${ARGC} GREATER_EQUAL 2)
+    target_link_libraries(${example_name} PUBLIC ${ARGV1} ${ARGV2} ${ARGV3} ${ARGV4})
   endif()
 endfunction()
 
 
 foreach(example_source ${core_examples})
-  compile_example(${example_source})
+  compile_example(${example_source} HighFiveFlags)
 endforeach()
 
 foreach(example_source ${easy_examples})
-  compile_example(${example_source} HighFiveOptionalDependencies)
+  compile_example(${example_source} HighFiveFlags HighFiveOptionalDependencies)
 endforeach()
 
 if(HIGHFIVE_TEST_SPAN)
   foreach(example_source ${span_examples})
-    compile_example(${example_source})
+    compile_example(${example_source} HighFiveFlags)
   endforeach()
 endif()
 
 if(HIGHFIVE_TEST_BOOST)
   foreach(example_source ${boost_examples})
-    compile_example(${example_source} HighFiveBoostDependency)
+    compile_example(${example_source} HighFiveFlags HighFiveBoostDependency)
   endforeach()
 endif()
 
 if(HIGHFIVE_TEST_EIGEN)
   foreach(example_source ${eigen_examples})
-    compile_example(${example_source} HighFiveEigenDependency)
+    compile_example(${example_source} HighFiveFlags HighFiveEigenDependency)
   endforeach()
 endif()
 
@@ -105,7 +105,7 @@ if(${HDF5_HL_FOUND})
     target_link_libraries(HighFiveHlHdf5Dependency ${HDF5_HL_LIBRARIES})
 
     foreach(example_source ${hl_hdf5_examples})
-      compile_examples(${example_source} HighFiveHlHdf5Dependency)
+      compile_examples(${example_source} HighFiveFlags HighFiveHlHdf5Dependency)
     endforeach()
 endif()
 

tests/unit/CMakeLists.txt

@@ -19,7 +19,7 @@ if(HDF5_IS_PARALLEL)
 
   ## parallel MPI tests
   add_executable(tests_parallel_bin ${tests_parallel_src})
-  target_link_libraries(tests_parallel_bin HighFive HighFiveWarnings HighFiveFlags Catch2::Catch2)
+  target_link_libraries(tests_parallel_bin HighFive HighFiveWarnings Catch2::Catch2)
   target_link_libraries(tests_parallel_bin HighFiveOptionalDependencies)
 
   # We need to patch in a call to `mpirun` or equivalent when using