CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

What are you reporting exactly? That you might have a bug in your code
and you need some help to figure it out or you know there is a bug in
CGAL?

Do you have an example showing it?

Sebastien


On 03/11/2015 02:48 AM, Adam Getchell wrote:
> Summary:
> Building in debug mode produces errors (see below).
>
> Building in release mode doesn't (see below).
>
> Details:
> Operating system: 10.10.2
> Compiler: AppleClang 6.0.0.6000057
> Hardware: MacBook Pro (Retina, Mid 2012)
> Version:
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus/build]
>
> └─▪ brew info cgal
>
> cgal: stable 4.5.2 (bottled)
>
> http://www.cgal.org/
>
> /usr/local/Cellar/cgal/4.5.2 (2731 files,  33M) *
>
>    Built from source with: --c++11, --imaging, --with-eigen3, --with-lapack
>
> From:
> https://github.com/Homebrew/homebrew/blob/master/Library/Formula/cgal.rb
>
> *==>**Dependencies*
>
> Build: cmake *✔*
>
> Required: boost *✔*, gmp *✔*, mpfr *✔*
>
> *==>**Options*
>
> --c++11
>
> Build using C++11 mode
>
> --imaging
>
> Build ImageIO and QT compoments of CGAL
>
> --with-eigen3
>
> Build with Eigen3 support
>
> --with-lapack
>
> Build with LAPACK support
>
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus/build]
>
> └─▪ brew info tbb
>
> tbb: stable 4.3-20141023 (bottled)
>
> http://www.threadingbuildingblocks.org/
>
> /usr/local/Cellar/tbb/4.3-20141023 (104 files, 1.9M) *
>
>    Built from source with: --c++11
>
> From:
> https://github.com/Homebrew/homebrew/blob/master/Library/Formula/tbb.rb
>
> *==>**Options*
>
> --c++11
>
> Build using C++11 mode
>
>
> gmock-1.7.0
> Kernel:
> #include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
>
> Linking unittests fails:
>
> *Scanning dependencies of target unittests*
>
> [ 27%] Building CXX object CMakeFiles/unittests.dir/unittests/main.cpp.o
>
> [ 36%] Building CXX object
> CMakeFiles/unittests.dir/unittests/PointTest.cpp.o
>
> [ 45%] Building CXX object
> CMakeFiles/unittests.dir/unittests/S3BulkActionTest.cpp.o
>
> [ 54%] Building CXX object
> CMakeFiles/unittests.dir/unittests/S3ErgodicMovesTest.cpp.o
>
> [ 63%] Building CXX object
> CMakeFiles/unittests.dir/unittests/S3TetrahedronTest.cpp.o
>
> [ 72%] Building CXX object
> CMakeFiles/unittests.dir/unittests/SdTriangulationTest.cpp.o
>
> [ 81%] Building CXX object
> CMakeFiles/unittests.dir/unittests/SphereTest.cpp.o
>
> [ 90%] Building CXX object
> CMakeFiles/unittests.dir/unittests/Triangulated2SphereTest.cpp.o
>
> [100%] Building CXX object
> CMakeFiles/unittests.dir/unittests/VertexTest.cpp.o
>
> *Linking CXX executable unittests*
>
> Undefined symbols for architecture x86_64:
>
>    "tbb::task_group_context::init()", referenced from:
>
>
> Full debug dump is here.
>
> https://gist.github.com/acgetchell/3466c16aa47fb80c6199
>
> However, the main program builds:
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus/build]
>
> └─▪ make
>
> *Scanning dependencies of target cdt*
>
> [  9%] Building CXX object CMakeFiles/cdt.dir/src/cdt.cpp.o
>
> [ 18%] Building CXX object CMakeFiles/cdt.dir/src/docopt/docopt.cpp.o
>
> *Linking CXX executable cdt*
>
> [ 18%] Built target cdt
>
>
>
> Running the main program produces the following:
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus/build]
>
> └─▪ ./cdt --s -n6400 -t256 -a1.1 -k2.2 -l3.3 -p1000
>
> Topology is spherical
>
> Number of dimensions = 3
>
> Number of simplices = 6400
>
> Number of timeslices = 256
>
> Alpha = 1.1
>
> K = 2.2
>
> Lambda = 3.3
>
> Number of passes = 1000
>
> User = adam
>
> Hostname = Hapkido.local
>
> Generating universe ...
>
> Pass #1
>
> Fixing foliation....
>
> CGAL error: assertion violation!
>
> Expression : DSC::type(m_ptr.p) == DSC::USED
>
> File       : /usr/local/Cellar/cgal/4.5.2/include/CGAL/Compact_container.h
>
> Line       : 1076
>
> Explanation: Incrementing an invalid iterator.
>
> Refer to the bug-reporting instructions at
> http://www.cgal.org/bug_report.html
>
> libc++abi.dylib: terminating with uncaught exception of type
> CGAL::Assertion_exception: CGAL ERROR: assertion violation!
>
> Expr: DSC::type(m_ptr.p) == DSC::USED
>
> File: /usr/local/Cellar/cgal/4.5.2/include/CGAL/Compact_container.h
>
> Line: 1076
>
> Explanation: Incrementing an invalid iterator.
>
> Abort trap: 6
>
>
> If I build in release mode everything works:
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus]
>
> └─▪ ./build.sh
>
> -- The C compiler identification is AppleClang 6.0.0.6000057
>
> -- The CXX compiler identification is AppleClang 6.0.0.6000057
>
> -- Check for working C compiler using: Ninja
>
> -- Check for working C compiler using: Ninja -- works
>
> -- Detecting C compiler ABI info
>
> -- Detecting C compiler ABI info - done
>
> -- Check for working CXX compiler using: Ninja
>
> -- Check for working CXX compiler using: Ninja -- works
>
> -- Detecting CXX compiler ABI info
>
> -- Detecting CXX compiler ABI info - done
>
> -- Build type: Release
>
> -- USING CXXFLAGS = ' -O3 -DNDEBUG'
>
> -- USING EXEFLAGS = '
> -Wl,-dylib_file,/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib:/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib
> '
>
> -- Targetting Ninja
>
> -- Using /usr/bin/c++ compiler.
>
> -- DARWIN_VERSION=14
>
> -- Mac Leopard detected
>
> -- Requested component: Core
>
> -- Requested component: MPFR
>
> -- Requested component: GMP
>
> -- Found Eigen3: /usr/local/include/eigen3 (found suitable version
> "3.2.4", minimum required is "3.1.0")
>
> -- Found Intel TBB
>
> -- Configuring done
>
> -- Generating done
>
> -- Build files have been written to: /Users/adam/CDT-plusplus/build
>
> [13/13] Linking CXX executable unittests
>
> ┌─[*adam*][Hapkido][*±*][master *✗*][~/CDT-plusplus]
>
> └─▪ ./build/cdt --s -n6400 -t256 -a1.1 -k2.2 -l3.3 -p1000
>
> Topology is spherical
>
> Number of dimensions = 3
>
> Number of simplices = 6400
>
> Number of timeslices = 256
>
> Alpha = 1.1
>
> K = 2.2
>
> Lambda = 3.3
>
> Number of passes = 1000
>
> User = adam
>
> Hostname = Hapkido.local
>
> Generating universe ...
>
> Pass #1
>
> Fixing foliation....
>
> Pass #2
>
> Fixing foliation....
>
> Pass #3
>
> Fixing foliation....
>
> Classifying simplices....
>
> Valid foliation: true
>
> Delaunay triangulation has 1089 cells.
>
> There are 365 (3,1) simplices and 341 (2,2) simplices and 383 (1,3)
> simplices.
>
> Universe has been initialized ...
>
> Now performing 1000 passes of ergodic moves.
>
> Final Delaunay triangulation has 210 vertices and 1334 edges and 2214
> faces and 1089 cells
>
> Running time is 2.794 seconds.
>
> Writing to file :46:21PDT.dat
>
>
> --
>
> Adam Getchell
> about.me/adamgetchell <http://about.me/adamgetchell>
> "Invincibility is in oneself, vulnerability in the opponent." -- Sun Tzu