[Bug c++/62255] Introducing an unrelated template parameter causes compilation to fail

[m at maxgerlach dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62255

--- Comment #3 from Max Gerlach <m at maxgerlach dot de> ---
Created attachment 33397
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33397&action=edit
Compiler error messages from g++ 4.9.1