* installing *source* package ‘mrfDepth’ ...
** using staged installation
** libs
using C compiler: ‘Debian clang version 18.1.5 (2)’
using Fortran compiler: ‘Debian flang-new version 18.1.5 (2)’
using C++ compiler: ‘Debian clang version 18.1.5 (2)’
clang++-18  -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-18/include" -DNDEBUG -I../inst/include  -I'/home/hornik/lib/R/Library/4.5/x86_64-linux-gnu/RcppEigen/include' -I'/home/hornik/lib/R/Library/4.5/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.5/x86_64-linux-gnu/RcppArmadillo/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3  -DEIGEN_DONT_PARALLELIZE  -fpic  -g -O3 -Wall -pedantic -DR_NO_REMAP -c AdjOutlyingness.cpp -o AdjOutlyingness.o
flang-new-18  -fpic  -g -O2 -c Auxiliary.f -o Auxiliary.o
flang-new-18  -fpic  -g -O2 -c Bagplot.f -o Bagplot.o
flang-new-18  -fpic  -g -O2 -c HalfSpaceDepth2D.f -o HalfSpaceDepth2D.o
flang-new-18  -fpic  -g -O2 -c HalfSpaceDepthContour2D.f -o HalfSpaceDepthContour2D.o
flang-new-18  -fpic  -g -O2 -c HalfSpaceDepthDeepestLoc.f -o HalfSpaceDepthDeepestLoc.o
flang-new-18 -fpic  -O1 -pipe -g -c -o HalfSpaceDepthMedian.o HalfSpaceDepthMedian.f
flang-new: error: unknown argument: '-pipe'
make: *** [Makevars:10: HalfSpaceDepthMedian.o] Error 1
ERROR: compilation failed for package ‘mrfDepth’
* removing ‘/srv/hornik/tmp/CRAN/mrfDepth.Rcheck/mrfDepth’