Enable/disable address sanitizer with CMake (shibatch#507)

...on all targets

CMakeLists.txt

@@ -15,6 +15,7 @@ option(BUILD_INLINE_HEADERS "Build header for inlining whole SLEEF functions" OF
 option(SLEEF_TEST_ALL_IUT "Perform tests on implementations with all vector extensions" OFF)
 option(SLEEF_SHOW_CONFIG "Show SLEEF configuration status messages." ON)
 option(SLEEF_SHOW_ERROR_LOG "Show cmake error log." OFF)
+option(SLEEF_ASAN "Enable address sanitizing on all targets." OFF)
 
 option(ENFORCE_TESTER "Build fails if tester is not available" OFF)
 option(ENFORCE_TESTER3 "Build fails if tester3 is not built" OFF)

Configure.cmake

@@ -85,6 +85,13 @@ if(NOT CMAKE_BUILD_TYPE)
     "Debug" "Release" "RelWithDebInfo" "MinSizeRel")
 endif()
 
+# Sanitizers
+if(SLEEF_ASAN)
+  # Add address sanitizing to all targets
+  add_compile_options(-fno-omit-frame-pointer -fsanitize=address)
+  add_link_options(-fno-omit-frame-pointer -fsanitize=address)
+endif()
+
 # TARGET PROCESSOR DETECTION
 set(SLEEF_TARGET_PROCESSOR "${CMAKE_SYSTEM_PROCESSOR}")
 if(CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND CMAKE_OSX_ARCHITECTURES MATCHES "^(x86_64|arm64)$")