tall
+ ISL_FLAG_PIC=-fpic
+ cd isl-build
+ sed -i 's|libisl|libgcc11privateisl|g' ../../isl-0.18/Makefile.am ../../isl-0.18/Makefile.in
++ cd ..
++ pwd
+ ../../isl-0.18/configure CC=/usr/bin/gcc CXX=/usr/bin/g++ 'CFLAGS=-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS    -fasynchronous-unwind-tables -fstack-clash-protection -fpic' --prefix=/builddir/build/BUILD/gcc-11.3.1-20220421/obj-riscv64-redhat-linux/isl-install
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking for gcc... /usr/bin/gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether /usr/bin/gcc accepts -g... yes
checking for /usr/bin/gcc option to accept ISO C89... none needed
checking whether /usr/bin/gcc understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of /usr/bin/gcc... gcc3
checking whether we are using the GNU C++ compiler... yes
checking whether /usr/bin/g++ accepts -g... yes
checking dependency style of /usr/bin/g++... gcc3
checking for C compiler vendor... gnu
checking build system type... ../../isl-0.18/./config.guess: unable to guess system type
This script, last modified 2014-03-23, has failed to recognize
the operating system you are using. It is advised that you
download the most up to date version of the config scripts from
  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
and
  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
If the version you run (../../isl-0.18/./config.guess) is already up to date, please
send the following data and any information you think might be
pertinent to <config-patches@gnu.org> in order to provide the needed
information to handle your system.
config.guess timestamp = 2014-03-23
uname -m = riscv64
uname -r = 5.18.8-200.0.riscv64.fc33.riscv64
uname -s = Linux
uname -v = #1 SMP Wed Jun 29 15:09:53 EDT 2022
/usr/bin/uname -p = riscv64
/bin/uname -X     = 
hostinfo               = 
/bin/universe          = 
/usr/bin/arch -k       = 
/bin/arch              = riscv64
/usr/bin/oslevel       = 
/usr/convex/getsysinfo = 
UNAME_MACHINE = riscv64
UNAME_RELEASE = 5.18.8-200.0.riscv64.fc33.riscv64
UNAME_SYSTEM  = Linux
UNAME_VERSION = #1 SMP Wed Jun 29 15:09:53 EDT 2022
configure: error: cannot guess build type; you must specify one
error: Bad exit status from /var/tmp/rpm-tmp.RIjfgj (%build)
RPM build errors:
    line 335: It's not recommended to have unversioned Obsoletes: Obsoletes: libmudflap
    line 336: It's not recommended to have unversioned Obsoletes: Obsoletes: libmudflap-devel
    line 337: It's not recommended to have unversioned Obsoletes: Obsoletes: libmudflap-static
    bogus date in %changelog: Thu Jan 25 2022 Jakub Jelinek <jakub@redhat.com> 11.2.1-9
    Bad exit status from /var/tmp/rpm-tmp.RIjfgj (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.9/site-packages/mockbuild/trace_decorator.py", line 93, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.9/site-packages/mockbuild/util.py", line 600, in do_with_status
    raise exception.Error("Command failed: \n # %s\n%s" % (command, output), child.returncode)
mockbuild.exception.Error: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/gcc.spec