diff options
Diffstat (limited to 'runtime/doc/develop.txt')
| -rw-r--r-- | runtime/doc/develop.txt | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/runtime/doc/develop.txt b/runtime/doc/develop.txt index d90e4a3dd2..2e00ccfa94 100644 --- a/runtime/doc/develop.txt +++ b/runtime/doc/develop.txt @@ -209,16 +209,6 @@ Types ~ "long long" is allowed and can be expected to be 64 bits. Use %lld in printf formats. Also "long long unsigned" with %llu. -Flexible array members ~ - -This is an array without size, used as the last member of a struct. Vim used -to have an array of size one, which causes trouble with FORTIFY_SOURCE. Using -an "unsized array" is the intended use, we will change all of them. - struct some_stuff { - size_t length; - char payload[]; // will have size "length" - }; - Not to be used ~ These C99 features are not to be used, because not enough compilers support @@ -228,6 +218,7 @@ them: - Variable length arrays (even in C11 this is an optional feature). - _Bool and _Complex types. - "inline" (it's hardly ever needed, let the optimizer do its work) +- flexible array members: Not supported by HP-UX C compiler (John Marriott) USE OF COMMON FUNCTIONS *style-functions* |