[Bug c++/50012] [4.5/4.6/4.7 Regression] C++ front end misses -Wsign-compare warnings when extraneous parentheses are present

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50012

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-05 
17:41:47 UTC ---
Ian, ping?