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# Copyright (C) 2010 Florent Lamiraux, Thomas Moulard, JRL, CNRS/AIST.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
INCLUDE(CheckCXXCompilerFlag)
MACRO(_SETUP_PROJECT_WARNINGS)
# -Wmissing-declarations is disabled for now
# as older GCC version does not support it
# but CMake doest not check for the flag acceptance
# correctly.
IF(UNIX)
SET(FLAGS -pedantic -Wno-long-long -Wall -Wextra -Wcast-align -Wcast-qual
-Wformat -Wwrite-strings -Wconversion)
FOREACH(FLAG ${FLAGS})
CHECK_CXX_COMPILER_FLAG(${FLAG} R${FLAG})
IF(${R${FLAG}})
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} ${FLAG}")
ENDIF(${R${FLAG}})
ENDFOREACH(FLAG ${FLAGS})
IF(NOT DEFINED CXX_DISABLE_WERROR)
SET(WARNING_CXX_FLAGS "-Werror ${WARNING_CXX_FLAGS}")
ENDIF(NOT DEFINED CXX_DISABLE_WERROR)
ENDIF(UNIX)
# For win32 systems, it is impossible to use Wall,
# especially with boost, which is way too verbose
# The default levels (W3/W4) are enough
# The next macro remove warnings on deprecations due to stl.
IF(WIN32)
SET(WARNING_CXX_FLAGS "-D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS")
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} -D_CRT_SECURE_NO_DEPRECATE")
## -- The following warnings are removed to highlight the output
# C4101 The local variable is never used
# removed since happens frequently in headers.
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} /wd4101")
# C4250 'class1' : inherits 'class2::member' via dominance
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} /wd4250")
# C4251 class 'type' needs to have dll-interface to be used by clients of class 'type2'
# ~ in practice, raised by the classes that have non-dll attribute (such as std::vector)
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} /wd4251")
# C4275 non - DLL-interface used as base for DLL-interface
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} /wd4275")
# C4355 "this" used in base member initializer list
SET(WARNING_CXX_FLAGS "${WARNING_CXX_FLAGS} /wd4355")
ENDIF(WIN32)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_CXX_FLAGS}")
LIST(APPEND LOGGING_WATCHED_VARIABLES WARNING_CXX_FLAGS)
ENDMACRO(_SETUP_PROJECT_WARNINGS)
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