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Allow checking whether sanitizers are available #18

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Allow checking whether sanitizers are available #18

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138c570
Allow checking whether sanitizers are available
TheAssassin Jul 10, 2018
43b9ab2
Introduce FindPackageHandleStandardArgs
TheAssassin Jul 10, 2018
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10 changes: 6 additions & 4 deletions cmake/FindASan.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -39,13 +39,15 @@ if (SANITIZE_ADDRESS AND (SANITIZE_THREAD OR SANITIZE_MEMORY))
"ThreadSanitizer or MemorySanitizer.")
endif ()


include(sanitize-helpers)

if (SANITIZE_ADDRESS)
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "AddressSanitizer"
"ASan")
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "AddressSanitizer" "ASan")

if(ASan_FLAG_DETECTED)
set(ASan_FOUND TRUE)
endif()

if (SANITIZE_ADDRESS)
find_program(ASan_WRAPPER "asan-wrapper" PATHS ${CMAKE_MODULE_PATH})
mark_as_advanced(ASan_WRAPPER)
endif ()
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8 changes: 6 additions & 2 deletions cmake/FindMSan.cmake
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Expand Up @@ -31,6 +31,12 @@ set(FLAG_CANDIDATES

include(sanitize-helpers)

sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "MemorySanitizer" "MSan")

if(MSan_FLAG_DETECTED)
set(MSan_FOUND TRUE)
endif()

if (SANITIZE_MEMORY)
if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
message(WARNING "MemorySanitizer disabled for target ${TARGET} because "
Expand All @@ -43,8 +49,6 @@ if (SANITIZE_MEMORY)
set(SANITIZE_MEMORY Off CACHE BOOL
"Enable MemorySanitizer for sanitized targets." FORCE)
else ()
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "MemorySanitizer"
"MSan")
endif ()
endif ()

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31 changes: 31 additions & 0 deletions cmake/FindSanitizers.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,37 @@ find_package(MSan ${FIND_QUIETLY_FLAG})
find_package(UBSan ${FIND_QUIETLY_FLAG})


set(Sanitizers_COMPONENTS "")

if(ASan_FOUND)
set(Sanitizers_ASan_FOUND TRUE)
list(APPEND Sanitizers_COMPONENTS ASan)
endif()

if(TSan_FOUND)
set(Sanitizers_TSan_FOUND TRUE)
list(APPEND Sanitizers_COMPONENTS TSan)
endif()

if(MSan_FOUND)
set(Sanitizers_MSan_FOUND TRUE)
list(APPEND Sanitizers_COMPONENTS MSan)
endif()

if(UBSan_FOUND)
set(Sanitizers_UBSan_FOUND TRUE)
list(APPEND Sanitizers_COMPONENTS UBSan)
endif()


include(FindPackageHandleStandardArgs)

find_package_handle_standard_args(
Sanitizers
FOUND_VAR Sanitizers_FOUND
REQUIRED_VARS Sanitizers_COMPONENTS
HANDLE_COMPONENTS
)


function(sanitizer_add_blacklist_file FILE)
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9 changes: 6 additions & 3 deletions cmake/FindTSan.cmake
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Expand Up @@ -38,6 +38,12 @@ endif ()

include(sanitize-helpers)

sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "ThreadSanitizer" "TSan")

if(TSan_FLAG_DETECTED)
set(TSan_FOUND TRUE)
endif()

if (SANITIZE_THREAD)
if (NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Linux" AND
NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Darwin")
Expand All @@ -50,9 +56,6 @@ if (SANITIZE_THREAD)
"ThreadSanitizer is supported for 64bit systems only.")
set(SANITIZE_THREAD Off CACHE BOOL
"Enable ThreadSanitizer for sanitized targets." FORCE)
else ()
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "ThreadSanitizer"
"TSan")
endif ()
endif ()

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9 changes: 5 additions & 4 deletions cmake/FindUBSan.cmake
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Expand Up @@ -32,10 +32,11 @@ set(FLAG_CANDIDATES

include(sanitize-helpers)

if (SANITIZE_UNDEFINED)
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}"
"UndefinedBehaviorSanitizer" "UBSan")
endif ()
sanitizer_check_compiler_flags("${FLAG_CANDIDATES}" "UndefinedBehaviorSanitizer" "UBSan")

if(UBSan_FLAG_DETECTED)
set(UBSan_FOUND TRUE)
endif()

function (add_sanitize_undefined TARGET)
if (NOT SANITIZE_UNDEFINED)
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