The build insight-toolkit.x86_64-linux.skylake for specification master is > > broken. You can find the detailed information about this build > href="https://ci.guix.gnu.org/build/2602507/details">here.
> > > > https://ci.guix.gnu.org/build/2602507/details > > I haven't investigated it, but this appears to be where it fails: > > --8<---------------cut here---------------start------------->8--- > cd /tmp/guix-build-insight-toolkit-4.12.2.drv-0/build/Modules/Video/Core/src && /gnu/store/q2qlfc0997p1zfqcil8c5raklqkq1214-tuning-compiler-skylake/bin/c++ -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/build/Modules/ThirdParty/KWIML/src -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/ThirdParty/KWIML/src -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/build/Modules/ThirdParty/KWSys/src -I/gnu/store/av2gd2fdg2llv3rpwlacskc1v2mh44c5-vxl-1.18.0/include/vxl/v3p/netlib -I/gnu/store/av2gd2fdg2llv3rpwlacskc1v2mh44c5-vxl-1.18.0/include/vxl/vcl -I/gnu/store/av2gd2fdg2llv3rpwlacskc1v2mh44c5-vxl-1.18.0/include/vxl/core -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/ThirdParty/VNLInstantiation/include -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/build/Modules/Core/Common -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Core/Common/include -I/tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Video/Core/include -Wall -Wcast-align -Wdisabled-optimization -Wextra -Wformat=2 -Winvalid-pch -Wno-format-nonliteral -Wpointer-arith -Wshadow -Wunused -Wwrite-strings -funit-at-a-time -Wno-strict-overflow -Wno-deprecated -Wno-invalid-offsetof -Woverloaded-virtual -Wstrict-null-sentinel -O2 -g -DNDEBUG -fPIC -MD -MT Modules/Video/Core/src/CMakeFiles/ITKVideoCore.dir/itkTemporalProcessObject.cxx.o -MF CMakeFiles/ITKVideoCore.dir/itkTemporalProcessObject.cxx.o.d -o CMakeFiles/ITKVideoCore.dir/itkTemporalProcessObject.cxx.o -c /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Video/Core/src/itkTemporalProcessObject.cxx > In file included from /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Numerics/Polynomials/src/itkMultivariateLegendrePolynomial.cxx:18: > /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Numerics/Polynomials/include/itkMultivariateLegendrePolynomial.h:145:3: error: ISO C++17 does not allow dynamic exception specifications > 145 | throw ( CoefficientVectorSizeMismatch ); > | ^~~~~ > /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Numerics/Polynomials/include/itkMultivariateLegendrePolynomial.h:148:3: error: ISO C++17 does not allow dynamic exception specifications > 148 | throw ( CoefficientVectorSizeMismatch ); > | ^~~~~ > /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Numerics/Polynomials/src/itkMultivariateLegendrePolynomial.cxx:126:1: error: ISO C++17 does not allow dynamic exception specifications > 126 | throw ( MultivariateLegendrePolynomial::CoefficientVectorSizeMismatch ) > | ^~~~~ > /tmp/guix-build-insight-toolkit-4.12.2.drv-0/InsightToolkit-4.12.2/Modules/Numerics/Polynomials/src/itkMultivariateLegendrePolynomial.cxx:149:1: error: ISO C++17 does not allow dynamic exception specifications > 149 | throw ( MultivariateLegendrePolynomial::CoefficientVectorSizeMismatch ) > | ^~~~~ > make[2]: *** [Modules/Numerics/Polynomials/src/CMakeFiles/ITKPolynomials.dir/build.make:79: Modules/Numerics/Polynomials/src/CMakeFiles/ITKPolynomials.dir/itkMultivariateLegendrePolynomial.cxx.o] Error 1 > make[2]: Leaving directory '/tmp/guix-build-insight-toolkit-4.12.2.drv-0/build' > make[1]: *** [CMakeFiles/Makefile2:5804: Modules/Numerics/Polynomials/src/CMakeFiles/ITKPolynomials.dir/all] Error 2 > make[1]: *** Waiting for unfinished jobs.... > --8<---------------cut here---------------end--------------->8--- It looks like insight-toolkit-4.12 was failing for a while and now the optimized versions were starting to fail too. I added a configure-flag to insight-toolkit-4.12 to specifically used C++14 and then the build succeeded. -- Efraim Flashner