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On Apr 13 09:08, Tatsuro MATSUOKA wrote: > > From: Corinna Vinschen > To: cygwin@cygwin.com > > Cc: > > Date: 2016/4/12, Tue 22:39 > > Subject: Re: multiple definition of `atan2l' on the current Cygwin > > > > On Apr 12 17:11, Tatsuro MATSUOKA wrote: > >> Hello > >> I have updated Cygwin_x86 and Cygwin_x86-64 today. > >> In building the gnuplot I have met the error of "multiple definition > > of `atan2l'". > > I can't reproduce this with a simple testcase: > > > >  $ cat > m.cc <<EOF > >  #include <math.h> > > > >  int main () > >  { > >   atan2l (1.0, 2.0); > >  } > >  EOF > >  $ g++ -g -o m m.cc -lm -lstdc++ -lm -lstdc++ > > > > This builds and links fine for me. > > > > Is there a chance that gnuplot accidentally provides its own atan2l on > > Cygwin, despite Cygwin 2.5.0 now providing it per C99? Or did you, by > > any chance, try to rebuild gnuplot without reconfiguring the build? > > > > Can you please provide a simple, self-contained testcase? > Your testcase also works here. > I tried to make the test butÂI could not make a simple, self-contained testcase. > Instead I copy and paste full compile command and output at the link. That's not helpful, unfortunately. What about my other questions? Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat
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