diff options
Diffstat (limited to 'dlfcn/dlfcn.h')
| -rw-r--r-- | dlfcn/dlfcn.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/dlfcn/dlfcn.h b/dlfcn/dlfcn.h index 896ad6fc9b..c550371999 100644 --- a/dlfcn/dlfcn.h +++ b/dlfcn/dlfcn.h @@ -180,7 +180,19 @@ typedef struct { size_t dls_size; /* Size in bytes of the whole buffer. */ unsigned int dls_cnt; /* Number of elements in `dls_serpath'. */ +# if __GNUC_PREREQ (3, 0) + /* The zero-length array avoids an unwanted array subscript check by + the compiler, while the surrounding anonymous union preserves the + historic size of the type. At the time of writing, GNU C does + not support structs with flexible array members in unions. */ + __extension__ union + { + Dl_serpath dls_serpath[0]; /* Actually longer, dls_cnt elements. */ + Dl_serpath __dls_serpath_pad[1]; + }; +# else Dl_serpath dls_serpath[1]; /* Actually longer, dls_cnt elements. */ +# endif } Dl_serinfo; #endif /* __USE_GNU */ |