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[Shared] provide option to use AddressSanitizer #1124

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[Shared] provide option to use AddressSanitizer #1124

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[Shared] provide option to use AddressSanitizer
Razish Sep 2, 2022
b5a3093
split UseSanitizer into UseAddressSanitizer and UseUndefinedSanitizer
Razish Apr 7, 2023
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12 changes: 12 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,8 @@ option(BuildJK2SPGame "Whether to create projects for the jk2 sp gamecode mod (j
option(BuildJK2SPRdVanilla "Whether to create projects for the jk2 sp renderer (rdjosp-vanilla_x86.dll)" OFF)

option(BuildTests "Whether to build automatic unit tests (requires Boost)" OFF)
option(UseAddressSanitizer "Whether to enable runtime address sanitizer" OFF)
option(UseUndefinedSanitizer "Whether to enable runtime Undefined Behavior sanitizer" OFF)

include(CMakeDependentOption)
cmake_dependent_option(BuildSymbolServer "Build WIP Windows Symbol Server (experimental and unused)" OFF "NOT WIN32 OR NOT MSVC" OFF)
Expand Down Expand Up @@ -234,6 +236,16 @@ elseif (("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU") OR ("${CMAKE_C_COMPILER_ID}" M
set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")

if(UseAddressSanitizer)
# also raise stack size drastically (to 64MiB), since the sanitizer adds overhead to stack frames
add_compile_options(-fsanitize=address)
add_link_options(-fsanitize=address -z stack-size=4000000)
endif()
if(UseUndefinedSanitizer)
add_compile_options(-fsanitize=undefined)
add_link_options(-fsanitize=undefined)
endif()

# additional flags for debug configuration
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -ggdb")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -ggdb")
Expand Down