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Merge pull request #499 from delcypher/minor_cmake_fixes

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Minor cmake fixes
This commit is contained in:
Christoph M. Wintersteiger 2016-03-09 13:29:35 +00:00
commit 402e132ce5
2 changed files with 16 additions and 9 deletions
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3
CMakeLists.txt
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@ -105,7 +105,7 @@ else()
message(STATUS "CMAKE_BUILD_TYPE is not set. Setting default")
message(STATUS "The available build types are: ${available_build_types}")
set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE String
"Options are ${build_types}"
"Options are ${available_build_types}"
FORCE)
# Provide drop down menu options in cmake-gui
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS ${available_build_types})
@ -239,6 +239,7 @@ if (OPENMP_FOUND)
else()
list(APPEND Z3_COMPONENT_CXX_DEFINES "-D_NO_OMP_")
message(STATUS "Not using OpenMP")
set(USE_OPENMP OFF CACHE BOOL "Use OpenMP" FORCE)
endif()
################################################################################

22
contrib/cmake/cmake/compiler_flags_override.cmake
View file

@ -1,6 +1,6 @@
# This file overrides the default compiler flags for CMake's built-in
# configurations (CMAKE_BUILD_TYPE). Most compiler flags should not be set here.
# The main purpose is to make sure ``-DNDEBUG`` is never set by default.
# The main purpose is to have very fine grained control of the compiler flags.
if (CMAKE_C_COMPILER_ID)
set(_lang C)
elseif(CMAKE_CXX_COMPILER_ID)
@ -9,19 +9,25 @@ else()
message(FATAL_ERROR "Unknown language")
endif()
# TODO: The value of doing this is debatable. The flags set here are pretty
# much the CMake defaults now (they didn't use to be) and makes extra work for
# us when supporting different compilers. Perhaps we should move the remaining
# code that sets non-default flags out into the CMakeLists.txt files and remove
# any overrides here?
if (("${CMAKE_${_lang}_COMPILER_ID}" MATCHES "Clang") OR ("${CMAKE_${_lang}_COMPILER_ID}" MATCHES "GNU"))
# Taken from Modules/Compiler/GNU.cmake but -DNDEBUG is removed
# Taken from Modules/Compiler/GNU.cmake
set(CMAKE_${_lang}_FLAGS_INIT "")
set(CMAKE_${_lang}_FLAGS_DEBUG_INIT "-g -O0")
set(CMAKE_${_lang}_FLAGS_MINSIZEREL_INIT "-Os")
set(CMAKE_${_lang}_FLAGS_RELEASE_INIT "-O3")
set(CMAKE_${_lang}_FLAGS_RELWITHDEBINFO_INIT "-O2 -g")
set(CMAKE_${_lang}_FLAGS_MINSIZEREL_INIT "-Os -DNDEBUG")
set(CMAKE_${_lang}_FLAGS_RELEASE_INIT "-O3 -DNDEBUG")
set(CMAKE_${_lang}_FLAGS_RELWITHDEBINFO_INIT "-O2 -g -DNDEBUG")
# FIXME: Remove "x.." when CMP0054 is set to NEW
elseif ("x${CMAKE_${_lang}_COMPILER_ID}" STREQUAL "xMSVC")
# FIXME: Perhaps we should be using /MD instead?
set(CMAKE_${_lang}_FLAGS_DEBUG_INIT "/MTd /Zi /Ob0 /Od /RTC1")
set(CMAKE_${_lang}_FLAGS_MINSIZEREL_INIT "/MT /O1 /Ob1")
set(CMAKE_${_lang}_FLAGS_RELEASE_INIT "/MT /O2 /Ob2")
set(CMAKE_${_lang}_FLAGS_RELWITHDEBINFO_INIT "/MT /Zi /O2 /Ob1")
set(CMAKE_${_lang}_FLAGS_MINSIZEREL_INIT "/MT /O1 /Ob1 /D NDEBUG")
set(CMAKE_${_lang}_FLAGS_RELEASE_INIT "/MT /O2 /Ob2 /D NDEBUG")
set(CMAKE_${_lang}_FLAGS_RELWITHDEBINFO_INIT "/MT /Zi /O2 /Ob1 /D NDEBUG")
# Override linker flags (see Windows-MSVC.cmake for CMake's defaults)
# The stack size comes from the Python build system.
set(_msvc_stack_size "8388608")