From 87fccdbba54094e22aeaeeee924e7e8ca397e075 Mon Sep 17 00:00:00 2001 From: Marek Polacek <polacek@redhat.com> Date: Fri, 20 Sep 2013 06:08:44 +0000 Subject: [PATCH] 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 --- gcc/ChangeLog | 6 ++++++ gcc/doc/extend.texi | 5 +++-- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1a12eda9188d..f02617bf926c 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 1d0dfbe985d4..edf0e2851bc4 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 -- GitLab