Re: configure 'ncurses' when it is set '-flto' in CFLAGS, CXXFLAGS and LDFLAGS

[Thomas Dickey]

On Fri, Oct 05, 2018 at 05:08:03AM -0400, Thomas Dickey wrote:
> On Thu, Oct 04, 2018 at 11:24:36AM +0300, Denis Pronin wrote:
> > maybe I could suggest you a patch to the 'configure' script? or you will do 
> > it yourself?
> > I would suggest that you should somehow use 'dlsym' in the first 
> > conftest.c, correctly, with the right interface of dlsym, from dlfct.h. 
> > This shall prevent the linker, in 'flto' mode, from throwing 'dlsym' away 
> > for it not having been used
> 
> yes ("somehow").
> 
> I will summarize the details in the program's respective changelogs.

done with that:

https://invisible-island.net/autoconf/autoconf-252/ChangeLog
https://invisible-island.net/ncurses/NEWS.html#t20181006

I retested with clang, icc, gcc on Fedora-15, -20 (to verify that my
earlier workaround was not needed) as well as Debian 8, Debian/testing.

-- 
Thomas E. Dickey <address@hidden>
https://invisible-island.net
ftp://ftp.invisible-island.net

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