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Update Hardening.cmake #97

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Update Hardening.cmake #97

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18 changes: 9 additions & 9 deletions cmake/Hardening.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -14,10 +14,10 @@ macro(
set(NEW_LINK_OPTIONS "${NEW_LINK_OPTIONS} /NXCOMPAT /CETCOMPAT")

elseif(CMAKE_CXX_COMPILER_ID MATCHES ".*Clang|GNU")
set(NEW_CXX_DEFINITIONS "${NEW_CXX_DEFINITIONS} -D_GLIBCXX_ASSERTIONS")
list(APPEND NEW_CXX_DEFINITIONS -D_GLIBCXX_ASSERTIONS)
message(STATUS "*** GLIBC++ Assertions (vector[], string[], ...) enabled")

set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3")
list(APPEND NEW_COMPILE_OPTIONS -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3)
message(STATUS "*** g++/clang _FORTIFY_SOURCE=3 enabled")

# check_cxx_compiler_flag(-fpie PIE)
Expand All @@ -32,15 +32,15 @@ macro(

check_cxx_compiler_flag(-fstack-protector-strong STACK_PROTECTOR)
if(STACK_PROTECTOR)
set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -fstack-protector-strong")
list(APPEND NEW_COMPILE_OPTIONS -fstack-protector-strong)
message(STATUS "*** g++/clang -fstack-protector-strong enabled")
else()
message(STATUS "*** g++/clang -fstack-protector-strong NOT enabled (not supported)")
endif()

check_cxx_compiler_flag(-fcf-protection CF_PROTECTION)
if(CF_PROTECTION)
set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -fcf-protection")
list(APPEND NEW_COMPILE_OPTIONS -fcf-protection)
message(STATUS "*** g++/clang -fcf-protection enabled")
else()
message(STATUS "*** g++/clang -fcf-protection NOT enabled (not supported)")
Expand All @@ -49,7 +49,7 @@ macro(
check_cxx_compiler_flag(-fstack-clash-protection CLASH_PROTECTION)
if(CLASH_PROTECTION)
if(LINUX OR CMAKE_CXX_COMPILER_ID MATCHES "GNU")
set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -fstack-clash-protection")
list(APPEND NEW_COMPILE_OPTIONS -fstack-clash-protection)
message(STATUS "*** g++/clang -fstack-clash-protection enabled")
else()
message(STATUS "*** g++/clang -fstack-clash-protection NOT enabled (clang on non-Linux)")
Expand All @@ -63,12 +63,12 @@ macro(
check_cxx_compiler_flag("-fsanitize=undefined -fno-sanitize-recover=undefined -fsanitize-minimal-runtime"
MINIMAL_RUNTIME)
if(MINIMAL_RUNTIME)
set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -fsanitize=undefined -fsanitize-minimal-runtime")
set(NEW_LINK_OPTIONS "${NEW_LINK_OPTIONS} -fsanitize=undefined -fsanitize-minimal-runtime")
list(APPEND NEW_COMPILE_OPTIONS -fsanitize=undefined -fsanitize-minimal-runtime)
list(APPEND NEW_LINK_OPTIONS -fsanitize=undefined -fsanitize-minimal-runtime)

if(NOT ${global})
set(NEW_COMPILE_OPTIONS "${NEW_COMPILE_OPTIONS} -fno-sanitize-recover=undefined")
set(NEW_LINK_OPTIONS "${NEW_LINK_OPTIONS} -fno-sanitize-recover=undefined")
list(APPEND NEW_COMPILE_OPTIONS -fno-sanitize-recover=undefined)
list(APPEND NEW_LINK_OPTIONS -fno-sanitize-recover=undefined)
else()
message(STATUS "** not enabling -fno-sanitize-recover=undefined for global consumption")
endif()
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