X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/af4023f2adc7976a736077c23829d217e7b89637..9fd6cbc6c3b06f4b09e3c3339ffb3cc8a68f9bfa:/tools/cmake/GCCFlags.cmake diff --git a/tools/cmake/GCCFlags.cmake b/tools/cmake/GCCFlags.cmake index 94aaffda7f..8f9f21bfa1 100644 --- a/tools/cmake/GCCFlags.cmake +++ b/tools/cmake/GCCFlags.cmake @@ -5,7 +5,7 @@ ## ## These flags do break some classical CMake tests, so you don't ## want to do so before the very end of the configuration. -## +## ## Other compiler flags (C/C++ standard version) are tested and set ## by the beginning of the configuration, directly in ~/CMakeList.txt @@ -24,6 +24,13 @@ if(enable_compile_warnings) if(CMAKE_COMPILER_IS_GNUCC) set(warnCFLAGS "${warnCFLAGS} -Wclobbered -Wno-error=clobbered -Wno-unused-local-typedefs -Wno-error=attributes") endif() + if (CMAKE_CXX_COMPILER_ID MATCHES "Intel") + # ignore remark #1418: external function definition with no prior declaration + # 3179: deprecated conversion of string literal to char* (should be const char*) + # 191: type qualifier is meaningless on cast type + # 597: entity-kind "entity" will not be called for implicit or explicit conversions + set(warnCFLAGS "${warnCFLAGS} -wd1418 -wd191 -wd3179 -ww597") + endif() set(warnCXXFLAGS "${warnCFLAGS} -Wall -Wextra -Wunused -Wmissing-declarations -Wpointer-arith -Wchar-subscripts -Wcomment -Wformat -Wwrite-strings -Wno-unused-function -Wno-unused-parameter -Wno-strict-aliasing") if(CMAKE_COMPILER_IS_GNUCXX AND (NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "5.0"))) @@ -42,7 +49,7 @@ if(enable_compile_warnings) endif() # the one specific to C but refused by C++ - set(warnCFLAGS "${warnCFLAGS} -Wmissing-prototypes") + set(warnCFLAGS "${warnCFLAGS} -Wmissing-prototypes") if(CMAKE_Fortran_COMPILER_ID MATCHES "GCC|PGI") set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -Wall") @@ -81,7 +88,15 @@ endif() # Do not leak the current directory into the binaries if(CMAKE_COMPILER_IS_GNUCC) - set(optCFLAGS "${optCFLAGS} -fdebug-prefix-map=${CMAKE_SOURCE_DIR}=.") + execute_process(COMMAND realpath --relative-to=${CMAKE_BINARY_DIR} ${CMAKE_SOURCE_DIR} + RESULT_VARIABLE RESULT OUTPUT_VARIABLE RELATIVE_SOURCE_DIR ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE) + if(RESULT EQUAL 0) + message(STATUS "Relative source directory is \"${RELATIVE_SOURCE_DIR}\".") + else() + message(WARNING "Failed to find relative source directory. Using \".\".") + set(RELATIVE_SOURCE_DIR ".") + endif() + set(optCFLAGS "${optCFLAGS} -fdebug-prefix-map=${CMAKE_SOURCE_DIR}=${RELATIVE_SOURCE_DIR}") endif() # Configure LTO @@ -107,20 +122,20 @@ if(enable_lto) # User wants LTO. Try if we can do that endif() endif() if(enable_lto) - message("-- LTO seems usable.") + message(STATUS "LTO seems usable.") else() if(NOT enable_compile_optimizations) - message("-- LTO disabled: Compile-time optimizations turned off.") - else() + message(STATUS "LTO disabled: Compile-time optimizations turned off.") + else() if(enable_model-checking) - message("-- LTO disabled when compiling with model-checking.") + message(STATUS "LTO disabled when compiling with model-checking.") else() - message("-- LTO does not seem usable -- try updating your build chain.") - endif() + message(STATUS "LTO does not seem usable -- try updating your build chain.") + endif() endif() endif() else() - message("-- LTO disabled on the command line.") + message(STATUS "LTO disabled on the command line.") endif() if(enable_lto) # User wants LTO, and it seems usable. Go for it set(optCFLAGS "${optCFLAGS} -flto ") @@ -141,11 +156,12 @@ if(enable_model-checking AND enable_compile_optimizations) set(optCFLAGS "-O0 ") # But you can still optimize this: foreach(s + src/kernel/lmm/fair_bottleneck.cpp src/kernel/lmm/lagrange.cpp src/kernel/lmm/maxmin.cpp src/xbt/mmalloc/mm.c src/xbt/log.c src/xbt/xbt_log_appender_file.c src/xbt/xbt_log_layout_format.c src/xbt/xbt_log_layout_simple.c src/xbt/dict.cpp src/xbt/dict_elm.c src/xbt/dict_cursor.c - src/xbt/dynar.cpp src/xbt/swag.c + src/xbt/dynar.cpp src/xbt/xbt_str.cpp src/xbt/snprintf.c src/xbt/xbt_os_time.c src/xbt/xbt_os_thread.c src/xbt/backtrace_linux.cpp @@ -158,6 +174,11 @@ if(enable_model-checking AND enable_compile_optimizations) endforeach() endif() +if (CMAKE_C_COMPILER_ID MATCHES "Intel") + # honor parentheses when determining the order of expression evaluation. + set(optCFLAGS "${optCFLAGS} -fprotect-parens ") +endif() + if(NOT enable_debug) set(CMAKE_C_FLAGS "-DNDEBUG ${CMAKE_C_FLAGS}") set(CMAKE_CXX_FLAGS "-DNDEBUG ${CMAKE_CXX_FLAGS}") @@ -171,6 +192,11 @@ if(CMAKE_SYSTEM_NAME MATCHES "Darwin") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_XOPEN_SOURCE=700 -D_DARWIN_C_SOURCE") endif() +# Avoid a failure seen with gcc 7.2.0 and ns3 3.27 +if(enable_ns3) + set_source_files_properties(src/surf/network_ns3.cpp PROPERTIES COMPILE_FLAGS " -Wno-unused-local-typedef") +endif() + set(TESH_OPTION "") if(enable_coverage) find_program(GCOV_PATH gcov) @@ -233,13 +259,13 @@ if(MINGW) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static-libgcc -static-libstdc++") set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "${CMAKE_SHARED_LIBRARY_LINK_C_FLAGS} -static-libgcc") set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "${CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS} -static-libgcc -static-libstdc++") - + # JNI searches for stdcalls set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wl,--add-stdcall-alias") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,--add-stdcall-alias") set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "${CMAKE_SHARED_LIBRARY_LINK_C_FLAGS} -Wl,--add-stdcall-alias") set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "${CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS} -Wl,--add-stdcall-alias") - + # Specify the data model that we are using (yeah it may help Java) if(CMAKE_SIZEOF_VOID_P EQUAL 4) # 32 bits set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32") @@ -247,5 +273,5 @@ if(MINGW) else() set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m64") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m64") - endif() + endif() endif()