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| author | Jakub Jelinek <jakub@redhat.com> | 2016-09-23 18:59:14 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-09-23 18:59:14 +0200 |
| commit | b862552dff04fbd4c7debf07a7c82d361869a552 (patch) | |
| tree | 52d11a0c22bc37fe289d54f0c032fa2d5e8fac8c /gcc/vec.h | |
| parent | 7de76362e43ddba204611a23b2292d0d6fadd1ab (diff) | |
vec.h (vNULL): Extend comment to say = vNULL initialization isn't needed for static vars.
* vec.h (vNULL): Extend comment to say = vNULL initialization
isn't needed for static vars.
From-SVN: r240445
Diffstat (limited to 'gcc/vec.h')
| -rw-r--r-- | gcc/vec.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/vec.h b/gcc/vec.h index 959871bcc1e..14fb2a673c1 100644 --- a/gcc/vec.h +++ b/gcc/vec.h @@ -410,7 +410,9 @@ struct GTY((user)) vec /* Type to provide NULL values for vec<T, A, L>. This is used to provide nil initializers for vec instances. Since vec must be a POD, we cannot have proper ctor/dtor for it. To initialize - a vec instance, you can assign it the value vNULL. */ + a vec instance, you can assign it the value vNULL. This isn't + needed for file-scope and function-local static vectors, which + are zero-initialized by default. */ struct vnull { template <typename T, typename A, typename L> |