* Package:    sys-cluster/charm-6.8.2
 * Repository: gentoo
 * Maintainer: nicolasbock@gentoo.org sci@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * Using following Fortran compiler:
 *   F77: x86_64-pc-linux-gnu-gfortran
 *   FC:  x86_64-pc-linux-gnu-gfortran
>>> Unpacking source...
>>> Unpacking charm-6.8.2.tar.gz to /var/tmp/portage/sys-cluster/charm-6.8.2/work
>>> Source unpacked in /var/tmp/portage/sys-cluster/charm-6.8.2/work
>>> Preparing source in /var/tmp/portage/sys-cluster/charm-6.8.2/work/charm-v6.8.2 ...
sed: -e expression #4, char 133: unknown option to `s'
 * ERROR: sys-cluster/charm-6.8.2::gentoo failed (prepare phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 127:  Called src_prepare
 *   environment, line 2547:  Called die
 * The specific snippet of code:
 *       sed -e "/CMK_CF77/s:[fg]77:$(usex mpi "mpif90" "$(tc-getF77)") ${FCFLAGS}:g" -e "/CMK_CF90/s:f95:$(usex mpi "mpif90" "$(tc-getFC)") ${FCFLAGS}:g" -e "/CMK_CF90/s:\`which f90.*$::g" -e "/CMK_CXX/s:g++:$(usex mpi "mpic++" "$(tc-getCXX)") ${CPPFLAGS} ${CXXFLAGS}:g" -e "/CMK_CC/s:gcc:$(usex mpi "mpicc" "$(tc-getCC)") ${CPPFLAGS} ${CFLAGS}:g" -e '/CMK_F90_MODINC/s:-p:-I:g' -e "/CMK_LD/s:\"$: ${LDFLAGS} \":g" -i src/arch/$(usex mpi "mpi" "net")*-linux*/*sh || die;
 * 
 * If you need support, post the output of `emerge --info '=sys-cluster/charm-6.8.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-cluster/charm-6.8.2::gentoo'`.
 * The complete build log is located at '/var/log/portage/sys-cluster:charm-6.8.2:20210715-131656.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/sys-cluster/charm-6.8.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-cluster/charm-6.8.2/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-cluster/charm-6.8.2/work/charm-v6.8.2'
 * S: '/var/tmp/portage/sys-cluster/charm-6.8.2/work/charm-v6.8.2'