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Commit 87fccdbb by Marek Polacek Committed by Marek Polacek
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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
parent aeca9c2e
Showing with 9 additions and 2 deletions
gcc/ChangeLog
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> 2013-09-19 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/58472 PR tree-optimization/58472
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gcc/doc/extend.texi
...@@ -4891,8 +4891,9 @@ to be possibly unused. GCC does not produce a warning for this ...@@ -4891,8 +4891,9 @@ to be possibly unused. GCC does not produce a warning for this
variable. variable.
@item used @item used
This attribute, attached to a variable, means that the variable must be This attribute, attached to a variable with the static storage, means that
emitted even if it appears that the variable is not referenced. 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 When applied to a static data member of a C++ class template, the
attribute also means that the member is instantiated if the attribute also means that the member is instantiated if the
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