[Bug c/52952] Wformat location info is bad (wrong column number)

[manu at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52952

--- Comment #21 from Manuel López-Ibáñez <manu at gcc dot gnu.org> 2013-03-30 15:03:14 UTC ---
Created attachment 29755
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29755
add locations and offsets to format warnings

My current patch, untested except for a few testcases.