-hardened-ld']
C compiler for the host machine: cc (gcc 9.2.1 "cc (GCC) 9.2.1 20191120 (Red Hat 9.2.1-2)")
C linker for the host machine: GNU ld.bfd 2.33.1-10
Host machine cpu family: riscv64
Host machine cpu: riscv64
Compiler for C supports arguments -Wundef: YES 
Compiler for C supports arguments -Wlogical-op: YES 
Compiler for C supports arguments -Wmissing-include-dirs: YES 
Compiler for C supports arguments -Wold-style-definition: YES 
Compiler for C supports arguments -Wpointer-arith: YES 
Compiler for C supports arguments -Winit-self: YES 
Compiler for C supports arguments -Wstrict-prototypes: YES 
Compiler for C supports arguments -Wimplicit-fallthrough=2: YES 
Compiler for C supports arguments -Wendif-labels: YES 
Compiler for C supports arguments -Wstrict-aliasing=2: YES 
Compiler for C supports arguments -Woverflow: YES 
Compiler for C supports arguments -Wno-missing-braces -Wmissing-braces: YES 
Compiler for C supports arguments -Wno-missing-field-initializers -Wmissing-field-initializers: YES 
Compiler for C supports arguments -Wno-unused-parameter -Wunused-parameter: YES 
Compiler for C supports arguments -fmacro-prefix-map=/prefix/to/hide=: YES 
Found pkg-config: /usr/bin/pkg-config (1.6.3)
Run-time dependency wayland-server found: YES 1.17.0
Run-time dependency wayland-client found: YES 1.17.0
Run-time dependency wayland-egl found: YES 18.1.0
Run-time dependency wayland-protocols found: YES 1.18
Run-time dependency egl found: YES 19.2.0
Run-time dependency freerdp2 found: YES 2.0.0
Run-time dependency winpr2 found: YES 2.0.0
Run-time dependency glesv2 found: YES 19.1.0
Run-time dependency libdrm found: YES 2.4.100
Run-time dependency gbm found: YES 19.2.0-rc1
Run-time dependency libinput found: YES 1.15.0
Run-time dependency xkbcommon found: YES 0.9.1
Run-time dependency libudev found: YES 244
Run-time dependency pixman-1 found: YES 0.36.0
Run-time dependency libcap found: YES 2.26
Run-time dependency libsystemd found: YES 244
Library m found: YES
Library rt found: YES
Found pkg-config: /usr/bin/pkg-config (1.6.3)
Build-time dependency wayland-scanner found: YES 1.17.0
Program /usr/bin/wayland-scanner found: YES (/usr/bin/wayland-scanner)
Program ../glgen.sh found: YES (/builddir/build/BUILD/wlroots-0.7.0/render/../glgen.sh)
Run-time dependency x11-xcb found: YES 1.6.9
Run-time dependency xcb found: YES 1.13.1
Run-time dependency xcb-xinput found: YES 1.13.1
Run-time dependency xcb-xfixes found: YES 1.13.1
Dependency xcb found: YES (cached)
Run-time dependency xcb-composite found: YES 1.13.1
Run-time dependency xcb-render found: YES 1.13.1
Dependency xcb-xfixes found: YES (cached)
Found CMake: /usr/bin/cmake (3.16.2)
xwayland/meson.build:23:1: ERROR: Unknown compiler(s): ['c++', 'g++', 'clang++', 'pgc++', 'icpc']
The follow exceptions were encountered:
Running "c++ --version" gave "[Errno 2] No such file or directory: 'c++'"
Running "g++ --version" gave "[Errno 2] No such file or directory: 'g++'"
Running "clang++ --version" gave "[Errno 2] No such file or directory: 'clang++'"
Running "pgc++ --version" gave "[Errno 2] No such file or directory: 'pgc++'"
Running "icpc --version" gave "[Errno 2] No such file or directory: 'icpc'"
A full log can be found at /builddir/build/BUILD/wlroots-0.7.0/riscv64-redhat-linux-gnu/meson-logs/meson-log.txt
BUILDSTDERR: error: Bad exit status from /var/tmp/rpm-tmp.sm0u2x (%build)
BUILDSTDERR:     Bad exit status from /var/tmp/rpm-tmp.sm0u2x (%build)
RPM build errors:
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/mockbuild/trace_decorator.py", line 96, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.6/site-packages/mockbuild/util.py", line 626, in do
    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/wlroots.spec