[Bug c/51676] -Wsuggest-attribute={pure,const} should give line number of declaration, not definition

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51676

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-30 
06:33:44 UTC ---
Not all places have both a definition and a declaration.  Also we merge the
definition and the declaration giving the DECL internally as just the
definition's location.