With the aforementioned patch in place, opensurgsim builds successfully
with eigen3 3.3~beta1-2.
Unfortunately, it fails to build with eigen3 3.3~beta2-1 currently in
testing with the following message (hopefully the relevant bits):
[ 99%] Building CXX object
SurgSim/Physics/UnitTests/CMakeFiles/SurgSimPhysicsTest.dir/VirtualToolCouplerTest.cpp.o
cd /«PKGBUILDDIR»/obj-x86_64-linux-gnu/SurgSim/Physics/UnitTests &&
/usr/bin/x86_64-linux-gnu-g++ -DBOOST_ALL_DYN_LINK
-D_POSIX_C_SOURCE=200809L -I/«PKGBUILDDIR» -I/usr/include/eigen3
-I/usr/lib/x86_64-linux-gnu/cmake/yaml-cpp/../../../../include
-I/usr/src/gtest/include -g -O2 -fdebug-prefix-map=/«PKGBUILDDIR»=.
-fstack-protector-strong -Wdate-time -D_FORTIFY_SOURCE=2 -Wall
-std=gnu++11 -o
CMakeFiles/SurgSimPhysicsTest.dir/VirtualToolCouplerTest.cpp.o -c
/«PKGBUILDDIR»/SurgSim/Physics/UnitTests/VirtualToolCouplerTest.cpp
In file included from /usr/include/eigen3/Eigen/Core:395:0,
from /«PKGBUILDDIR»/SurgSim/Math/Vector.h:24,
from
/«PKGBUILDDIR»/SurgSim/DataStructures/IndexedLocalCoordinate.h:19,
from /«PKGBUILDDIR»/SurgSim/DataStructures/Location.h:21,
from
/«PKGBUILDDIR»/SurgSim/Physics/UnitTests/RigidRepresentationTest.cpp:20:
<snip>
/«PKGBUILDDIR»/SurgSim/Physics/UnitTests/RigidRepresentationTest.cpp:238:68:
required from here
/usr/include/eigen3/Eigen/src/Core/util/BlasUtil.h:354:8: error:
ambiguous template instantiation for ‘struct
Eigen::internal::blas_traits<Eigen::CwiseBinaryOp<Eigen::internal::scalar_product_op<double,
double>, const
Eigen::CwiseNullaryOp<Eigen::internal::scalar_constant_op<double>, const
Eigen::Matrix<double, 6, 6, 1> >, const
Eigen::CwiseNullaryOp<Eigen::internal::scalar_constant_op<double>,
Eigen::Matrix<double, 6, 6, 1> > > >’
struct blas_traits<const T>
^~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/eigen3/Eigen/Core:420:0,
from /«PKGBUILDDIR»/SurgSim/Math/Vector.h:24,
from
/«PKGBUILDDIR»/SurgSim/DataStructures/IndexedLocalCoordinate.h:19,
from /«PKGBUILDDIR»/SurgSim/DataStructures/Location.h:21,
from
/«PKGBUILDDIR»/SurgSim/Physics/UnitTests/RigidRepresentationTest.cpp:20:
<snip>
/«PKGBUILDDIR»/SurgSim/Physics/UnitTests/RigidRepresentationTest.cpp:238:68:
required from here
/usr/include/eigen3/Eigen/src/Core/Transpose.h:330:19: error:
‘IsTransposed’ is not a member of ‘Eigen::internal::blas_traits<const
Eigen::CwiseBinaryOp<Eigen::internal::scalar_product_op<double, double>,
const Eigen::CwiseNullaryOp<Eigen::internal::scalar_constant_op<double>,
const Eigen::Matrix<double, 6, 6, 1> >, const
Eigen::CwiseNullaryOp<Eigen::internal::scalar_constant_op<double>,
Eigen::Matrix<double, 6, 6, 1> > > >’
enum { ret = bool(blas_traits<DerivedA>::IsTransposed) !=
DestIsTransposed
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
