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MDEV-22612 Fix -DWITH_ASAN=1 on Windows.
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vaintroub committed May 18, 2020
1 parent 9f8e555 commit 1f952df
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Showing 3 changed files with 46 additions and 36 deletions.
67 changes: 41 additions & 26 deletions cmake/os/Windows.cmake
Original file line number Diff line number Diff line change
Expand Up @@ -63,9 +63,9 @@ IF(MINGW AND CMAKE_SIZEOF_VOID_P EQUAL 4)
ADD_DEFINITIONS(-march=i486)
ENDIF()

FUNCTION(ENABLE_ASAN)
IF(NOT CLANG_CL)
MESSAGE(FATAL_ERROR "clang-cl is necessary to enable asan")
MACRO(ENABLE_SANITIZERS)
IF(NOT MSVC)
MESSAGE(FATAL_ERROR "clang-cl or MSVC necessary to enable asan/ubsan")
ENDIF()
# currently, asan is broken with static CRT.
IF(NOT(MSVC_CRT_TYPE STREQUAL "/MD"))
Expand All @@ -74,25 +74,38 @@ FUNCTION(ENABLE_ASAN)
ENDIF()
ENDIF()
IF(CMAKE_SIZEOF_VOID_P EQUAL 4)
MESSAGE(FATAL_ERROR "-DWITH_ASAN on Windows requires 64bit build")
SET(ASAN_ARCH i386)
ELSE()
IF(NOT CLANG_CL)
MESSAGE(FATAL_ERROR "sanitizers do not yet work on MSVC x64, try 32 bit or clang-cl")
ENDIF()
SET(ASAN_ARCH x86_64)
ENDIF()
# After installation, clang lib directory should be added to PATH

# After installation, clang lib directory should be added to PATH
# (e.g C:/Program Files/LLVM/lib/clang/5.0.1/lib/windows)
FIND_LIBRARY(CLANG_RT_ASAN_DYNAMIC clang_rt.asan_dynamic-x86_64.lib)
IF(NOT CLANG_RT_ASAN_DYNAMIC)
MESSAGE(FATAL_ERROR "Can't enable ASAN : missing clang_rt.asan_dynamic-x86_64.lib")
SET(SANITIZER_LIBS)
SET(SANITIZER_LINK_LIBRARIES)
SET(SANITIZER_COMPILE_FLAGS)
IF(WITH_ASAN)
LIST(APPEND SANITIZER_LIBS
clang_rt.asan_dynamic-${ASAN_ARCH}.lib clang_rt.asan_dynamic_runtime_thunk-${ASAN_ARCH}.lib)
STRING(APPEND SANITIZER_COMPILE_FLAGS " -fsanitize=address")
ENDIF()

FIND_LIBRARY(CLANG_RT_ASAN_DYNAMIC_THUNK clang_rt.asan_dynamic_runtime_thunk-x86_64.lib)
IF(NOT CLANG_RT_ASAN_DYNAMIC_THUNK)
MESSAGE(FATAL_ERROR "Can't enable ASAN : missing clang_rt.asan_dynamic_runtime_thunk-x86_64.lib")
IF(WITH_UBSAN)
STRING(APPEND SANITIZER_COMPILE_FLAGS " -fsanitize=undefined -fno-sanitize=alignment")
ENDIF()
FOREACH(lib ${SANITIZER_LIBS})
FIND_LIBRARY(${lib}_fullpath ${lib})
IF(NOT ${lib}_fullpath)
MESSAGE(FATAL_ERROR "Can't enable sanitizer : missing ${lib}")
ENDIF()
LIST(APPEND CMAKE_REQUIRED_LIBRARIES ${${lib}_fullpath})
STRING(APPEND CMAKE_C_STANDARD_LIBRARIES " \"${${lib}_fullpath}\" ")
STRING(APPEND CMAKE_CXX_STANDARD_LIBRARIES " \"${${lib}_fullpath}\" ")
ENDFOREACH()

STRING(APPEND CMAKE_C_FLAGS " -fsanitize=address")
STRING(APPEND CMAKE_CXX_FLAGS " -fsanitize=address")

LINK_LIBRARIES(${CLANG_RT_ASAN_DYNAMIC} ${CLANG_RT_ASAN_DYNAMIC_THUNK})
ENDFUNCTION()
ENDMACRO()


IF(MSVC)
Expand Down Expand Up @@ -120,12 +133,6 @@ IF(MSVC)
OPTION(DYNAMIC_UCRT_LINK "Link Universal CRT dynamically, if MSVC_CRT_TYPE=/MT" ON)
SET(DYNAMIC_UCRT_LINKER_OPTION " /NODEFAULTLIB:libucrt.lib /DEFAULTLIB:ucrt.lib")

IF(WITH_ASAN)
# Workaround something Linux specific
SET(SECURITY_HARDENED 0 CACHE INTERNAL "" FORCE)
ENABLE_ASAN()
ENDIF()

# Enable debug info also in Release build,
# and create PDB to be able to analyze crashes.
FOREACH(type EXE SHARED MODULE)
Expand All @@ -141,7 +148,9 @@ IF(MSVC)
FOREACH(lang C CXX)
SET(CMAKE_${lang}_FLAGS_RELEASE "${CMAKE_${lang}_FLAGS_RELEASE} /Zi")
ENDFOREACH()
FOREACH(flag
FOREACH(flag
CMAKE_C_FLAGS CMAKE_CXX_FLAGS
CMAKE_C_FLAGS_INIT CMAKE_CXX_FLAGS_INIT
CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_DEBUG_INIT
CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_RELWITHDEBINFO
Expand All @@ -155,6 +164,12 @@ IF(MSVC)
ENDIF()
ENDFOREACH()

IF(WITH_ASAN OR WITH_UBSAN)
# Workaround something Linux specific
SET(SECURITY_HARDENED 0 CACHE INTERNAL "" FORCE)
ENABLE_SANITIZERS()
ENDIF()

IF(CLANG_CL)
SET(CLANG_CL_FLAGS
"-Wno-unknown-warning-option -Wno-unused-private-field \
Expand All @@ -163,8 +178,8 @@ IF(MSVC)
-Wno-deprecated-register -Wno-missing-braces \
-Wno-unused-function -Wno-unused-local-typedef -msse4.2 "
)
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CLANG_CL_FLAGS}")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CLANG_CL_FLAGS}")
STRING(APPEND CMAKE_C_FLAGS " ${CLANG_CL_FLAGS} ${MSVC_CRT_TYPE}")
STRING(APPEND CMAKE_CXX_FLAGS " ${CLANG_CL_FLAGS} ${MSVC_CRT_TYPE}")
ENDIF()

FOREACH(type EXE SHARED MODULE)
Expand Down
5 changes: 4 additions & 1 deletion cmake/pcre.cmake
Original file line number Diff line number Diff line change
Expand Up @@ -24,11 +24,13 @@ MACRO(BUNDLE_PCRE2)
SET(byproducts ${byproducts} BUILD_BYPRODUCTS ${file} ${file_d})
SET_TARGET_PROPERTIES(${lib} PROPERTIES IMPORTED_LOCATION ${file})
ENDFOREACH()
FOREACH(v "" "_DEBUG" "_RELWITHDEBINFO" "_RELEASE" "_MINZISEREL")
FOREACH(v "" "_DEBUG" "_RELWITHDEBINFO" "_RELEASE" "_MINSIZEREL")
STRING(REPLACE "/WX" "" pcre2_flags${v} "${CMAKE_C_FLAGS${v}}")
IF(MSVC)
# Suppress a warning
STRING(APPEND pcre2_flags${v} " /wd4244 " )
# Need this only for ASAN support
SET(stdlibs "-DCMAKE_C_STANDARD_LIBRARIES=${CMAKE_C_STANDARD_LIBRARIES}")
ENDIF()
ENDFOREACH()
ExternalProject_Add(
Expand All @@ -48,6 +50,7 @@ MACRO(BUNDLE_PCRE2)
"-DCMAKE_C_FLAGS_RELEASE=${pcre2_flags_RELEASE}"
"-DCMAKE_C_FLAGS_MINSIZEREL=${pcre2_flags_MINSIZEREL}"
"-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}"
${stdlibs}
${byproducts}
)
SET_TARGET_PROPERTIES(pcre2 PROPERTIES EXCLUDE_FROM_ALL TRUE)
Expand Down
10 changes: 1 addition & 9 deletions win/upgrade_wizard/CMakeLists.txt
Original file line number Diff line number Diff line change
@@ -1,12 +1,4 @@
IF(NOT MSVC)
RETURN()
ENDIF()
IF(CMAKE_C_COMPILER_ID MATCHES Clang)
# MFC stuff does not compile with clang
RETURN()
ENDIF()
IF(CMAKE_USING_VC_FREE_TOOLS)
# No MFC, so it cannot be built
IF((NOT MSVC) OR CLANG_CL OR WITH_ASAN)
RETURN()
ENDIF()

Expand Down

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