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vec.h (vNULL): Extend comment to say = vNULL initialization isn't needed for static vars.

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* vec.h (vNULL): Extend comment to say = vNULL initialization
	isn't needed for static vars.

From-SVN: r240445
This commit is contained in:
Jakub Jelinek 2016-09-23 18:59:14 +02:00 • committed by Jakub Jelinek
parent 7de76362e4
commit b862552dff
2 changed files with 6 additions and 1 deletions
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3
gcc/ChangeLog
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@ -1,5 +1,8 @@
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* vec.h (vNULL): Extend comment to say = vNULL initialization
isn't needed for static vars.
* sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
loop_nests, s_i_d, last_added_blocks): Remove unnecessary
= vNULL initialization of file scope vec.

4
gcc/vec.h
View file

@ -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>