In file included from /usr/include/stdio.h:28, from argp-fmtstream.h:32, from argp-fs-xinl.c:27: /usr/include/features.h:265:41: operator '&&' has no right operand make[3]: *** [argp-fs-xinl.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[3]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90/lib' make[2]: *** [all] Error 2 make[2]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90/lib' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90' make: *** [all] Error 2 Reproducible: Always Steps to Reproduce: 1. ACCEPT_KEYWORDS='~x86' emerge tar 2. 3. Actual Results: In file included from /usr/include/stdio.h:28, from argp-fmtstream.h:32, from argp-fs-xinl.c:27: /usr/include/features.h:265:41: operator '&&' has no right operand make[3]: *** [argp-fs-xinl.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[3]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90/lib' make[2]: *** [all] Error 2 make[2]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90/lib' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/var/tmp/portage/tar-1.14.90-r1/work/tar-1.14.90' make: *** [all] Error 2 Expected Results: tar merged
reopen with the output of emerge --info please.
user error.