* Package:    sys-libs/libaal-1.0.7-r1
 * Repository: gentoo
 * Maintainer: base-system@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux split-usr userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking libaal-1.0.7.tar.gz to /var/tmp/portage/sys-libs/libaal-1.0.7-r1/work
>>> Source unpacked in /var/tmp/portage/sys-libs/libaal-1.0.7-r1/work
>>> Preparing source in /var/tmp/portage/sys-libs/libaal-1.0.7-r1/work/libaal-1.0.7 ...
sed: -e expression #2, char 76: unknown option to `s'
 * ERROR: sys-libs/libaal-1.0.7-r1::gentoo failed (prepare phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 125:  Called src_prepare
 *   environment, line 997:  Called die
 * The specific snippet of code:
 *       sed -i -e "/GENERIC_CFLAGS/s:-O3::" -e "/^CFLAGS=/s:\"\":\"${CFLAGS}\":" configure || die;
 * 
 * If you need support, post the output of `emerge --info '=sys-libs/libaal-1.0.7-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-libs/libaal-1.0.7-r1::gentoo'`.
 * The complete build log is located at '/var/log/portage/sys-libs:libaal-1.0.7-r1:20200224-084526.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/sys-libs/libaal-1.0.7-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-libs/libaal-1.0.7-r1/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-libs/libaal-1.0.7-r1/work/libaal-1.0.7'
 * S: '/var/tmp/portage/sys-libs/libaal-1.0.7-r1/work/libaal-1.0.7'