[Bug c++/63648] compile error w/ pointer argument of result_of-is_same-enable_if returns

[shunichi_wakabayashi at yahoo dot co.jp]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63648

--- Comment #1 from s-wakaba <shunichi_wakabayashi at yahoo dot co.jp> ---
Comment on attachment 33811
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33811
compile error with gcc 4.8.2

at line #13

typename enable_if<is_same<typename result_of<FUNC(int)>::type, int>::value,
int>::type*, // error with gcc 4.8.x
typename enable_if<is_same<typename result_of<FUNC(int)>::type, int>::value,
int>::type, // OK - not pointer
typename enable_if<is_same<typename result_of<INTFUNC(int)>::type, int>::value,
int>::type*, // OK - not template arg