The package rpms/glibc.git has added or updated architecture specific content in its spec file (ExclusiveArch/ExcludeArch or %ifarch/%ifnarch) in commit(s): https://src.fedoraproject.org/cgit/rpms/glibc.git/commit/?id=f80578dc89c11f4....

Change: +%ifnarch %{arm} riscv64

Thanks.

Full change: ============

commit f80578dc89c11f4f80024e35504fdbce550da19e Author: Richard W.M. Jones rjones@redhat.com Date: Tue Jan 30 18:31:12 2018 +0000

Disable -fstack-clash-protection on riscv64: not supported even by GCC 7.3.1 on this architecture.

Apparently it requires architecture-specific support. In any case it does not work with GCC 7.3.1 on riscv64:

stage3:/# gcc --version gcc (GCC) 7.3.1 20180129 Copyright (C) 2017 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. stage3:/# gcc -fstack-clash-protection gcc: error: unrecognized command line option '-fstack-clash-protection'; did you mean '-fstack-protector'? gcc: fatal error: no input files compilation terminated.

diff --git a/glibc.spec b/glibc.spec index 9ad2271..361a7df 100644 --- a/glibc.spec +++ b/glibc.spec @@ -1,6 +1,6 @@ %define glibcsrcdir glibc-2.26.9000-1217-gcdd14619a7 %define glibcversion 2.26.9000 -%define glibcrelease 51%{?dist} +%define glibcrelease 52%{?dist} # Pre-release tarballs are pulled in from git using a command that is # effectively: # @@ -907,7 +907,7 @@ build() mkdir $builddir pushd $builddir build_CFLAGS="$BuildFlags -g -O2 $*" -%ifnarch %{arm} +%ifnarch %{arm} riscv64 build_CFLAGS="$build_CFLAGS -fstack-clash-protection" %endif # Some configure checks can spuriously fail for some architectures if @@ -2001,6 +2001,10 @@ fi %endif

%changelog +* Tue Jan 30 2018 Florian Weimer fweimer@redhat.com - 2.26.9000-52 +- Disable -fstack-clash-protection on riscv64: + not supported even by GCC 7.3.1 on this architecture. + * Mon Jan 29 2018 Florian Weimer fweimer@redhat.com - 2.26.9000-51 - Explicitly run ldconfig in the buildroot - Do not run ldconfig from scriptlets