| Torsten Rasmussen | 917d502 | 2021-09-30 21:01:57 +0200 | [diff] [blame] | 1 | set(c23id c2x gnu2x) |
| 2 | set(c17id c17 c18 gnu17 gnu18 "iso9899:2017" "iso9899:2018") |
| 3 | set(c11id c11 gnu11 "iso9899:2011") |
| 4 | set(c99id c99 gnu99 "iso9899:1999") |
| 5 | set(c90id c89 c90 gnu89 gnu90 "iso9899:1990" "iso9899:199409") |
| 6 | |
| 7 | set(compile_features_list) |
| 8 | |
| 9 | # For each id value above a compile_features_${idval} with a list of supported |
| 10 | # `c_std_XX` values are created for easy lookup. |
| 11 | # For example, the settings |
| 12 | # - `compile_feature_c99` will contain `c_std_90;c_std_99` |
| 13 | # - `compile_feature_iso9899:2011` will contain `c_std_90;c_std_99;c_std_11` |
| 14 | # that can then be used to set CMAKE_C_COMPILE_FEATURES accordingly. |
| 15 | foreach(standard 90 99 11 17 23) |
| 16 | list(APPEND compile_features_list c_std_${standard}) |
| 17 | foreach(id ${c${standard}id}) |
| 18 | set(compile_features_${id} ${compile_features_list}) |
| 19 | endforeach() |
| 20 | endforeach() |
| 21 | |
| 22 | set(compile_features_cpp98 cxx_std_98) |
| 23 | set(compile_features_cpp11 cxx_std_11 ${compile_features_cpp98}) |
| 24 | set(compile_features_cpp14 cxx_std_14 ${compile_features_cpp11}) |
| 25 | set(compile_features_cpp17 cxx_std_17 ${compile_features_cpp14}) |
| 26 | set(compile_features_cpp20 cxx_std_20 ${compile_features_cpp17}) |
