multiple definition of `atan2l' on the current Cygwin
Tatsuro MATSUOKA
tmacchant2@yahoo.co.jp
Sun Apr 17 05:15:00 GMT 2016
> I have confirmed the mutiple definition error does not occur on gnuplot build
> with
> gcc-5.3.0-4 today.
> Thanks!
> Tatsuro
The above is for Cygwin X86.
Cygwin 64 still has problem
// m.cc
#include <cstdio>
#include <cmath>
int main()
{
long double x, y;
scanf("%Lf %Lf", &x, &y);
printf("%Lf\n", atan2l(x,y));
return 0;
}
//m.cc
LANG=C g++ m.cc -lm
/usr/lib/gcc/x86_64-pc-cygwin/5.3.0/libstdc++.dll.a(d005836.o):(.text+0x0): multiple definition of `atan2l'
/usr/lib/../lib/libm.a(t-d000195.o):fake:(.text+0x0): first defined here
collect2: error: ld returned 1 exit status
Tatsuro
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