[Bug c++/11506] SFINAE fails sometimes

["dave at boost-consulting dot com" <gcc-bugzilla at gcc dot gnu dot org>]

PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11506



------- Additional Comments From dave at boost-consulting dot com  2003-08-25 00:45 -------
Subject: Re:  SFINAE fails sometimes

"dhazeghi at yahoo dot com" <gcc-bugzilla@gcc.gnu.org> writes:

> PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11506
>
>
>
> ------- Additional Comments From dhazeghi at yahoo dot com  2003-08-25 00:34 -------
> Here's what I've done:
>
> grabbed boost cvs.
> cd boost
> g++ -fmessage-length=0  -c -Wall -ftemplate-depth-100   -g -O0 -fno-inline -I. libs/iterator/
> test/transform_iterator_test.cpp
>
> Test compiles with both g++ 3.3 branch and mainline. OTOH, the preprocessed source you sent 
> does exhibits the error you report (on 3.3, doesn't compile on 3.4). I'll look at the other boost links 
> you sent in a minute, but I must admit I'm puzzled by these results.

Another way to get a clearer picture is to preprocess the Boost CVS
with g++ 3.3 and diff it with the preprocessed source I sent to see
what changed.