[Bug libstdc++/49174] numeric_limits template is a struct not a class

[fr...@kingswood-consulting.co.uk]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49174

--- Comment #2 from fr...@kingswood-consulting.co.uk 2011-05-26 18:25:03 UTC ---
I realize struct and class are interchangeable.
llvm with -Wextra finds the difference worth warning about.