[Bug c++/21509] [3.4/4.0 regression] -Wformat=2 incorrectly warns about string literalness

[mmitchel at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
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   Target Milestone|3.4.4                       |3.4.5


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21509