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Merge pull request #46941 from goostengine/asan-msvc

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Add `use_asan` option for MSVC to enable AddressSanitizer
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Rémi Verschelde 2021-03-13 22:10:01 +01:00 committed by GitHub
commit 0fd723d3ec
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1 changed files with 7 additions and 0 deletions
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7
platform/windows/detect.py
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@ -72,6 +72,7 @@ def get_opts():
BoolVariable("use_llvm", "Use the LLVM compiler", False),
BoolVariable("use_thinlto", "Use ThinLTO", False),
BoolVariable("use_static_cpp", "Link MinGW/MSVC C++ runtime libraries statically", True),
BoolVariable("use_asan", "Use address sanitizer (ASAN)", False),
]
@ -306,6 +307,12 @@ def configure_msvc(env, manual_msvc_config):
env.Prepend(CPPPATH=[p for p in os.getenv("INCLUDE").split(";")])
env.Append(LIBPATH=[p for p in os.getenv("LIB").split(";")])
# Sanitizers
if env["use_asan"]:
env.extra_suffix += ".s"
env.Append(LINKFLAGS=["/INFERASANLIBS"])
env.Append(CCFLAGS=["/fsanitize=address"])
# Incremental linking fix
env["BUILDERS"]["ProgramOriginal"] = env["BUILDERS"]["Program"]
env["BUILDERS"]["Program"] = methods.precious_program