[Bug c++/55643] g++ 4.7 gives "warning: variable ‘myVar’ set but not used [-Wunused-but-set-variable]" when an "enum class"-typed variable is cast to double before use

[dholbert at cs dot stanford.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55643



--- Comment #3 from Daniel Holbert <dholbert at cs dot stanford.edu> 2012-12-10 
20:43:47 UTC ---

Created attachment 28918

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28918

testcase preprocessed file (from run w/ --save-temps)



For reference, here's the preprocessed .ii file from running

> g++-4.7 --save-temps -Wall -std=c++11 gcc-warning-test.cpp

per the last recommendation at http://gcc.gnu.org/bugs/#need