[Bug c++/60177] Unable to deduce template base of derived class in call to function taking a `simple-template-id`

[filip.roseen at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60177

--- Comment #1 from Filip Roséen <filip.roseen at gmail dot com> ---
Created attachment 32133
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32133&action=edit
testcase.cpp