diff options
Diffstat (limited to 'CompileFlags.cmake')
| -rw-r--r-- | CompileFlags.cmake | 80 |
1 files changed, 51 insertions, 29 deletions
diff --git a/CompileFlags.cmake b/CompileFlags.cmake index 20f5decf1..7a9d4cdf3 100644 --- a/CompileFlags.cmake +++ b/CompileFlags.cmake @@ -1,27 +1,10 @@ -#============================================================================= -# CMake - Cross Platform Makefile Generator -# Copyright 2000-2009 Kitware, Inc., Insight Software Consortium -# -# Distributed under the OSI-approved BSD License (the "License"); -# see accompanying file Copyright.txt for details. -# -# This software is distributed WITHOUT ANY WARRANTY; without even the -# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -# See the License for more information. -#============================================================================= +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. #----------------------------------------------------------------------------- # set some special flags for different compilers # -if(CMAKE_GENERATOR MATCHES "Visual Studio 7") - set(CMAKE_SKIP_COMPATIBILITY_TESTS 1) -endif() -if(CMAKE_GENERATOR MATCHES "Visual Studio 6") - set(CMAKE_SKIP_COMPATIBILITY_TESTS 1) -endif() -include (${CMAKE_ROOT}/Modules/CMakeBackwardCompatibilityCXX.cmake) - -if(WIN32 AND "${CMAKE_C_COMPILER_ID}" MATCHES "^(Intel)$") +if(WIN32 AND CMAKE_C_COMPILER_ID STREQUAL "Intel") set(_INTEL_WINDOWS 1) endif() @@ -35,25 +18,70 @@ else() endif() #silence duplicate symbol warnings on AIX -if(CMAKE_SYSTEM MATCHES "AIX.*") +if(CMAKE_SYSTEM_NAME MATCHES "AIX") if(NOT CMAKE_COMPILER_IS_GNUCXX) set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -bhalt:5 ") endif() endif() -if(CMAKE_SYSTEM MATCHES "IRIX.*") +if(CMAKE_SYSTEM_NAME MATCHES "IRIX") if(NOT CMAKE_COMPILER_IS_GNUCXX) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,-woff84 -no_auto_include") set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-woff15") endif() endif() -if(CMAKE_SYSTEM MATCHES "OSF1-V.*") +if(CMAKE_SYSTEM MATCHES "OSF1-V") if(NOT CMAKE_COMPILER_IS_GNUCXX) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -timplicit_local -no_implicit_include ") endif() endif() +if(CMAKE_SYSTEM_NAME MATCHES "HP-UX" AND CMAKE_CXX_COMPILER_ID MATCHES "HP") + # HP aCC since version 3.80 supports the flag +hpxstd98 to get ANSI C++98 + # template support. It is known that version 6.25 doesn't need that flag. + # Versions prior to 3.80 will not be able to build CMake. Current assumption: + # it is needed for every version from 3.80 to 4 to get it working. + if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4 AND + NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.80) + # use new C++ library and improved template support + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -AA +hpxstd98") + endif() +endif() + +# Workaround for short jump tables on PA-RISC +if(CMAKE_SYSTEM_PROCESSOR MATCHES "^parisc") + if(CMAKE_COMPILER_IS_GNUCC) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mlong-calls") + endif() + if(CMAKE_COMPILER_IS_GNUCXX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mlong-calls") + endif() +endif() + +if (CMAKE_CXX_COMPILER_ID STREQUAL SunPro AND + NOT DEFINED CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION) + if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.13) + if (NOT CMAKE_CXX_STANDARD OR CMAKE_CXX_STANDARD EQUAL 98) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++03") + elseif(CMAKE_VERSION VERSION_LESS 3.8.20170502) + # CMake knows how to add this flag for compilation as C++11, + # but has not been taught that SunPro needs it for linking too. + # Add it in a place that will be used for both. + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") + endif() + else() + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -library=stlport4") + endif() +endif() + +foreach(lang C CXX) + # Suppress warnings from PGI compiler. + if (CMAKE_${lang}_COMPILER_ID STREQUAL "PGI") + set(CMAKE_${lang}_FLAGS "${CMAKE_${lang}_FLAGS} -w") + endif() +endforeach() + # use the ansi CXX compile flag for building cmake if (CMAKE_ANSI_CXXFLAGS) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ANSI_CXXFLAGS}") @@ -62,9 +90,3 @@ endif () if (CMAKE_ANSI_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_ANSI_CFLAGS}") endif () - -# avoid binutils problem with large binaries, e.g. when building CMake in debug mode -# See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50230 -if (CMAKE_SYSTEM_NAME STREQUAL Linux AND CMAKE_SYSTEM_PROCESSOR STREQUAL parisc) - set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--unique=.text.*") -endif () |