blob: e98909bf9b912a654f292b41aa8e055f2b44bb5b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
include(Compiler/GNU)
__compiler_gnu(CXX)
__compiler_gnu_cxx_standards(CXX)
if((NOT DEFINED CMAKE_DEPENDS_USE_COMPILER OR CMAKE_DEPENDS_USE_COMPILER)
AND CMAKE_GENERATOR MATCHES "Makefiles|WMake"
AND CMAKE_DEPFILE_FLAGS_CXX)
# dependencies are computed by the compiler itself
set(CMAKE_CXX_DEPFILE_FORMAT gcc)
set(CMAKE_CXX_DEPENDS_USE_COMPILER TRUE)
endif()
set(CMAKE_CXX_COMPILE_OPTIONS_EXPLICIT_LANGUAGE -x c++)
if (WIN32)
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.6)
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fno-keep-inline-dllexport")
endif()
else()
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.0)
set(CMAKE_CXX_COMPILE_OPTIONS_VISIBILITY_INLINES_HIDDEN "-fvisibility-inlines-hidden")
endif()
endif()
__compiler_check_default_language_standard(CXX 3.4 98 6.0 14 11.1 17)
if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 14.0)
string(CONCAT CMAKE_CXX_SCANDEP_SOURCE
"<CMAKE_CXX_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -E -x c++ <SOURCE>"
" -MT <DYNDEP_FILE> -MD -MF <DEP_FILE>"
" -fmodules-ts -fdeps-file=<DYNDEP_FILE> -fdeps-target=<OBJECT> -fdeps-format=p1689r5"
" -o <PREPROCESSED_SOURCE>")
set(CMAKE_CXX_MODULE_MAP_FORMAT "gcc")
string(CONCAT CMAKE_CXX_MODULE_MAP_FLAG
# Turn on modules.
"-fmodules-ts"
# Read the module mapper file.
" -fmodule-mapper=<MODULE_MAP_FILE>"
# Make sure dependency tracking is enabled (missing from `try_*`).
" -MD"
# Suppress `CXX_MODULES +=` from generated depfile snippets.
" -fdeps-format=p1689r5"
# Force C++ as a language.
" -x c++")
set(CMAKE_CXX_MODULE_BMI_ONLY_FLAG "-fmodule-only")
endif()
|
