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[cgal-discuss] Cannot makefile Nef_3 examples

From: Shrabani Ghosh <>
To:
Subject: [cgal-discuss] Cannot makefile Nef_3 examples
Date: Mon, 23 Sep 2019 11:23:31 -0500 (CDT)
Authentication-results: mail3-smtp-sop.national.inria.fr; spf=None ; spf=SoftFail ; spf=Pass
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I am trying to compile and run a single program but I am getting this error
for every problem to makefile.

CMakeFiles/comparison.dir/comparison.cpp.o: In function `std::ostream&
operator<< <__mpz_struct [1], __mpz_struct [1]>(std::ostream&,
__gmp_expr<__mpz_struct [1], __mpz_struct [1]> const&)':
comparison.cpp:(.text._ZlsIA1_12__mpz_structS1_ERSoS2_RK10__gmp_exprIT_T0_E[_ZlsIA1_12__mpz_structS1_ERSoS2_RK10__gmp_exprIT_T0_E]+0x32):
undefined reference to `operator<<(std::ostream&, __mpz_struct const*)'
collect2: error: ld returned 1 exit status
CMakeFiles/comparison.dir/build.make:98: recipe for target 'comparison'
failed
make[2]: *** [comparison] Error 1
CMakeFiles/Makefile2:739: recipe for target 'CMakeFiles/comparison.dir/all'
failed
make[1]: *** [CMakeFiles/comparison.dir/all] Error 2
Makefile:94: recipe for target 'all' failed
make: *** [all] Error 2

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[cgal-discuss] Cannot makefile Nef_3 examples, Shrabani Ghosh, 09/23/2019
- Re: [cgal-discuss] Cannot makefile Nef_3 examples, Sebastien Loriot (GeometryFactory), 09/24/2019
  - Re: [cgal-discuss] Cannot makefile Nef_3 examples, Marc Glisse, 09/24/2019
    - Re: [cgal-discuss] Cannot makefile Nef_3 examples, Shrabani Ghosh, 09/24/2019
      - Re: [cgal-discuss] Cannot makefile Nef_3 examples, Sebastien Loriot (GeometryFactory), 09/25/2019

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[cgal-discuss] Cannot makefile Nef_3 examples