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[CMake] Report the various values of CMAKE_CXX_FLAGS,

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CMAKE_CXX_FLAGS_<CONFIG>, CMAKE_<TYPE>_LINKER_FLAGS, and
CMAKE_<TYPE>_LINKER_FLAGS_<CONFIG>.

This is useful for debugging where some flags come from. Now that
we don't explicitly set the defaults it useful to see which default
values we are getting from CMake.
This commit is contained in:
Dan Liew 2017-04-28 21:30:36 +01:00
parent 4cc2b292c0
commit f568b2478f
1 changed files with 23 additions and 1 deletions
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24
CMakeLists.txt
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@ -153,13 +153,13 @@ set(Z3_DEPENDENT_EXTRA_CXX_LINK_FLAGS "")
# Build type
################################################################################
message(STATUS "CMake generator: ${CMAKE_GENERATOR}")
set(available_build_types Debug Release RelWithDebInfo MinSizeRel)
if (DEFINED CMAKE_CONFIGURATION_TYPES)
# Multi-configuration build (e.g. Visual Studio and Xcode). Here
# CMAKE_BUILD_TYPE doesn't matter
message(STATUS "Available configurations: ${CMAKE_CONFIGURATION_TYPES}")
else()
# Single configuration generator (e.g. Unix Makefiles, Ninja)
set(available_build_types Debug Release RelWithDebInfo MinSizeRel)
if(NOT CMAKE_BUILD_TYPE)
message(STATUS "CMAKE_BUILD_TYPE is not set. Setting default")
message(STATUS "The available build types are: ${available_build_types}")
@ -374,6 +374,28 @@ if (BUILD_LIBZ3_SHARED)
endif()
endif()
################################################################################
# Report default CMake flags
################################################################################
# This is mainly for debugging.
message(STATUS "CMAKE_CXX_FLAGS: \"${CMAKE_CXX_FLAGS}\"")
message(STATUS "CMAKE_EXE_LINKER_FLAGS: \"${CMAKE_EXE_LINKER_FLAGS}\"")
message(STATUS "CMAKE_STATIC_LINKER_FLAGS: \"${CMAKE_STATIC_LINKER_FLAGS}\"")
message(STATUS "CMAKE_SHARED_LINKER_FLAGS: \"${CMAKE_SHARED_LINKER_FLAGS}\"")
if (DEFINED CMAKE_CONFIGURATION_TYPES)
# Multi configuration generator
string(TOUPPER "${available_build_types}" build_types_to_report)
else()
# Single configuration generator
string(TOUPPER "${CMAKE_BUILD_TYPE}" build_types_to_report)
endif()
foreach (_build_type ${build_types_to_report})
message(STATUS "CMAKE_CXX_FLAGS_${_build_type}: \"${CMAKE_CXX_FLAGS_${_build_type}}\"")
message(STATUS "CMAKE_EXE_LINKER_FLAGS_${_build_type}: \"${CMAKE_EXE_LINKER_FLAGS_${_build_type}}\"")
message(STATUS "CMAKE_SHARED_LINKER_FLAGS_${_build_type}: \"${CMAKE_SHARED_LINKER_FLAGS_${_build_type}}\"")
message(STATUS "CMAKE_STATIC_LINKER_FLAGS_${_build_type}: \"${CMAKE_STATIC_LINKER_FLAGS_${_build_type}}\"")
endforeach()
################################################################################
# Report Z3_COMPONENT flags
################################################################################