#1288 Add a new flag for sanitizer support.

cmake/MoReFEMSettings.cmake

@@ -58,9 +58,6 @@ if(${CMAKE_C_COMPILER_ID} STREQUAL "AppleClang" OR ${CMAKE_C_COMPILER_ID} STREQU
     add_cxx_compiler_flag("-Wno-undefined-func-template")
     add_cxx_compiler_flag("-Wno-c++1z-extensions")
     
-
-#    add_cxx_compiler_flag("-stdlib=libc++") 
-    
     if (${CMAKE_BUILD_TYPE} STREQUAL "Debug")
         add_definitions(-D_LIBCPP_DEBUG2=0) # Additional checks such as index out of bounds in vectors in libc++; might 
                                             # be removed at any point from libc++.
@@ -109,6 +106,17 @@ else()
     message(FATAL_ERROR "Sorry, your compiler family wasn't recognized. If CMake has updated its flag, please modify the cmake/Compiler.cmake file in MoReFEM accoerdingly. See CMAKE_LANG_COMPILER_ID in CMake tutorial to find out the valid options.")
 endif()
 
+if (${MOREFEM_DO_SANITIZE})
+    add_cxx_compiler_flag("-fno-omit-frame-pointer")
+    add_cxx_compiler_flag("-fsanitize=address")
+    add_cxx_compiler_flag("-fsanitize=leak")
+    
+    if(LIBRARY_TYPE MATCHES SHARED) # See limitations on https://clang.llvm.org/docs/MemorySanitizer.html
+        add_cxx_compiler_flag("-fsanitize=memory")
+    endif()
+    
+endif()
+
 
 set(MOREFEM_INSTALL_DIR ${CMAKE_INSTALL_PREFIX}/${PROJECT_NAME})
 

cmake/PreCache/linux_gcc_shared_lib.cmake

@@ -8,6 +8,8 @@ set(CMAKE_CXX_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpic++ C
 set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE STRING "If ON you might be using gnu++17; with OFF you'll use c++17.")
+    
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
 
 set(LIBRARY_TYPE SHARED CACHE BOOL "Choose either STATIC or SHARED.")
 

cmake/PreCache/linux_gcc_static_lib.cmake

@@ -9,6 +9,9 @@ set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE STRING "If ON you might be using gnu++17; with OFF you'll use c++17.")
 
+
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
+    
 set(LIBRARY_TYPE STATIC CACHE BOOL "Choose either STATIC or SHARED.")
 
 set(BUILD_MOREFEM_UNIQUE_LIBRARY True CACHE BOOL "Whether a unique library is built for MoReFEM core libraries or on the contrary if it is splitted in modules.")

cmake/PreCache/macos_clang_shared.cmake

@@ -5,6 +5,7 @@ set(MOREFEM_THIRD_PARTY_LIBRARIES_DIR /Users/Shared/LibraryVersions/clang)
 set(CMAKE_C_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpicc CACHE FILEPATH "C compiler. Prefer to use an openmpi wrapper.")
 set(CMAKE_CXX_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpic++ CACHE FILEPATH "C++ compiler. Prefer to use an openmpi wrapper.")
 
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
 
 set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")

cmake/PreCache/macos_clang_static.cmake

@@ -5,6 +5,8 @@ set(MOREFEM_THIRD_PARTY_LIBRARIES_DIR /Users/Shared/LibraryVersions/clang)
 set(CMAKE_C_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpicc CACHE FILEPATH "C compiler. Prefer to use an openmpi wrapper.")
 set(CMAKE_CXX_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpic++ CACHE FILEPATH "C++ compiler. Prefer to use an openmpi wrapper.")
 
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
+
 set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE STRING "If ON you might be using gnu++17; with OFF you'll use c++17.")

cmake/PreCache/macos_clang_static_several_lib.cmake

@@ -9,6 +9,8 @@ set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE STRING "If ON you might be using gnu++17; with OFF you'll use c++17.")
 
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
+
 set(LIBRARY_TYPE STATIC CACHE BOOL "Choose either STATIC or SHARED.")
 
 set(BUILD_MOREFEM_UNIQUE_LIBRARY False CACHE BOOL "Whether a unique library is built for MoReFEM core libraries or on the contrary if it is splitted in modules.")

cmake/PreCache/macos_llvm-clang_static.cmake

@@ -5,6 +5,8 @@ set(MOREFEM_THIRD_PARTY_LIBRARIES_DIR /Users/Shared/LibraryVersions/llvm-clang)
 set(CMAKE_C_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpicc CACHE FILEPATH "C compiler. Prefer to use an openmpi wrapper.")
 set(CMAKE_CXX_COMPILER ${MOREFEM_THIRD_PARTY_LIBRARIES_DIR}/Openmpi/bin/mpic++ CACHE FILEPATH "C++ compiler. Prefer to use an openmpi wrapper.")
 
+set(MOREFEM_DO_SANITIZE False CACHE BOOL "If true, sanitizer options -fsanitize=address, -fsanitize=memory and -fno-omit-frame-pointer are added.")
+
 set(CMAKE_CXX_STANDARD 17 CACHE STRING "C++ standard; at least 17 is expected.")
 set(CMAKE_CXX_STANDARD_REQUIRED ON CACHE STRING "Leave this one active.")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE STRING "If ON you might be using gnu++17; with OFF you'll use c++17.")