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update KDE-ECM CMake modules to include fuzzer sanitizer 

Updates one 3rdparty CMake file from
https://github.com/KDE/extra-cmake-modules to include support for
fuzzing.

Task-number: QTBUG-88429
Change-Id: I19e7ed3c5602c34ba4b86e6b0df2ea3047c7c9e6
Reviewed-by: Robert Loehning <robert.loehning@qt.io>
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
bb10
Andreas Buhr 2020-11-12 17:01:38 +01:00
parent bf820bd3e2
commit 1aec96bffd
1 changed files with 10 additions and 1 deletions
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11
cmake/3rdparty/extra-cmake-modules/modules/ECMEnableSanitizers.cmake vendored
View File

@ -40,6 +40,8 @@
# - thread
# - leak
# - undefined
# - fuzzer-no-link
# - fuzzer
#
# The sanitizers "address", "memory" and "thread" are mutually exclusive. You
# cannot enable two of them in the same build.
@ -140,6 +142,13 @@ macro (enable_sanitizer_flags sanitize_option)
elseif (${sanitize_option} MATCHES "undefined")
check_compiler_version("4.9" "3.1")
set(XSAN_COMPILE_FLAGS "-fsanitize=undefined -fsanitize=float-divide-by-zero -fno-omit-frame-pointer -fno-optimize-sibling-calls")
elseif (${sanitize_option} MATCHES "fuzzer-no-link")
check_compiler_version("99.99" "6.0")
set(XSAN_COMPILE_FLAGS "-fsanitize=fuzzer-no-link")
set(XSAN_LINKER_FLAGS "-fsanitize=fuzzer-no-link")
elseif (${sanitize_option} MATCHES "fuzzer")
check_compiler_version("99.99" "6.0")
set(XSAN_COMPILE_FLAGS "-fsanitize=fuzzer")
else ()
message(FATAL_ERROR "Compiler sanitizer option \"${sanitize_option}\" not supported.")
endif ()
@ -161,7 +170,7 @@ if (ECM_ENABLE_SANITIZERS)
if(CMAKE_CXX_COMPILER_ID MATCHES "GNU")
link_libraries(${XSAN_LINKER_FLAGS})
endif()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
string(REPLACE "-Wl,--no-undefined" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
string(REPLACE "-Wl,--no-undefined" "" CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS}")
endif ()