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| author | Marek Polacek <polacek@redhat.com> | 2013-09-20 06:08:44 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2013-09-20 06:08:44 +0000 |
| commit | 87fccdbba54094e22aeaeeee924e7e8ca397e075 (patch) | |
| tree | c1dc75679b9915868a1af366f307268a1b5f0e62 /gcc | |
| parent | aeca9c2e7504f96f872d04d8aec7b46f507e6f46 (diff) | |
| download | gcc-87fccdbba54094e22aeaeeee924e7e8ca397e075.zip gcc-87fccdbba54094e22aeaeeee924e7e8ca397e075.tar.gz gcc-87fccdbba54094e22aeaeeee924e7e8ca397e075.tar.bz2 | |
re PR other/58467 (Documentation of the "used" variable attribute needs additional information)
2013-09-20 Marek Polacek <polacek@redhat.com>
PR other/58467
* doc/extend.texi: Document that attribute used is meant to be used
on variables with static storage duration.
From-SVN: r202764
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/extend.texi | 5 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1a12eda..f02617b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-09-20 Marek Polacek <polacek@redhat.com> + + PR other/58467 + * doc/extend.texi: Document that attribute used is meant to be used + on variables with static storage duration. + 2013-09-19 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/58472 diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index 1d0dfbe..edf0e28 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -4891,8 +4891,9 @@ to be possibly unused. GCC does not produce a warning for this variable. @item used -This attribute, attached to a variable, means that the variable must be -emitted even if it appears that the variable is not referenced. +This attribute, attached to a variable with the static storage, means that +the variable must be emitted even if it appears that the variable is not +referenced. When applied to a static data member of a C++ class template, the attribute also means that the member is instantiated if the |