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[scripts] Options for enabling gcc sanitizer flags. #2706

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merged 1 commit into from Oct 30, 2019
Merged

[scripts] Options for enabling gcc sanitizer flags. #2706

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1 change: 1 addition & 0 deletions scripts/cmake/CompilerSetup.cmake
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Expand Up @@ -100,6 +100,7 @@ if(COMPILER_IS_GCC OR COMPILER_IS_CLANG OR COMPILER_IS_INTEL)
using ${CMAKE_CXX_COMPILER_VERSION}.")
endif()
add_compile_options(-fext-numeric-literals)
include(GCCSanitizer)
endif()

if(COMPILER_IS_CLANG)
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16 changes: 16 additions & 0 deletions scripts/cmake/GCCSanitizer.cmake
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@@ -0,0 +1,16 @@
option(OGS_ADDRESS_SANITIZER OFF "Use GCCs AddressSanitizer")
option(OGS_UNDEFINED_BEHAVIOR_SANITIZER OFF "Use GCCs UndefinedBehaviorSanitizer")

if(OGS_ADDRESS_SANITIZER)
set(SANITIZE_FLAG_VALUE "address")
set(ADDITIONAL_FLAGS "-fno-omit-frame-pointer")
endif()

if(OGS_UNDEFINED_BEHAVIOR_SANITIZER)
set(SANITIZE_FLAG_VALUE "${SANITIZE_FLAG_VALUE},undefined,unreachable,integer-divide-by-zero,vla-bound,bounds,null")
endif()

if(DEFINED SANITIZE_FLAG_VALUE)
add_compile_options(-fsanitize=${SANITIZE_FLAG_VALUE} ${ADDITIONAL_FLAGS})
link_libraries(-fsanitize=${SANITIZE_FLAG_VALUE} ${ADDITIONAL_FLAGS})
endif()