# ./configure --enable-pic --disable-docs --disable-examples --disable-install-bins --disable-install-srcs --disable-unit-tests --size-limit=16384x16384
  enabling vp8_encoder
  enabling vp8_decoder
  enabling vp9_encoder
  enabling vp9_decoder
Configuring for target 'x86_64-linux-gcc'
  enabling x86_64
check_cpp
BEGIN /tmp/vpx-conf-22715-6786.c
     1	#if !defined(__ILP32__) || !defined(__x86_64__)
     2	#error "not x32"
     3	#endif
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -E -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
/tmp/vpx-conf-22715-6786.c:2:2: error: #error "not x32"
 #error "not x32"
  ^~~~~
  enabling runtime_cpu_detect
check_cflags -mmmx
check_cc -Werror -mmmx
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -mmmx -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mmmx'
check_cflags -msse
check_cc -Werror -msse
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -msse -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-msse'; did you mean '-fdse'?
check_cflags -msse2
check_cc -Werror -msse2
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -msse2 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-msse2'
check_cflags -msse3
check_cc -Werror -msse3
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -msse3 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-msse3'
check_cflags -mssse3
check_cc -Werror -mssse3
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -mssse3 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mssse3'
check_cflags -msse4
check_cc -Werror -msse4
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -msse4 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-msse4'
check_cflags -mavx
check_cc -Werror -mavx
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -mavx -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx'
check_cflags -mavx2
check_cc -Werror -mavx2
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -mavx2 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx2'
check_cflags -mavx512f -mavx512cd -mavx512bw -mavx512dq -mavx512vl
check_cc -Werror -mavx512f -mavx512cd -mavx512bw -mavx512dq -mavx512vl
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -mavx512f -mavx512cd -mavx512bw -mavx512dq -mavx512vl -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx512f'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx512cd'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx512bw'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx512dq'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-mavx512vl'
  using yasm
check_cxxflags -DNDEBUG
check_cxx -Werror -DNDEBUG
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -Werror -DNDEBUG -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -DNDEBUG
check_cc -Werror -DNDEBUG
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -DNDEBUG -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -O3
check_cxx -Werror -O3
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -Werror -O3 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -O3
check_cc -Werror -O3
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -O3 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -fPIC
check_cxx -Werror -fPIC
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -Werror -fPIC -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -fPIC
check_cc -Werror -fPIC
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -fPIC -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
check_cxx -Werror -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -Werror -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
check_cc -Werror -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -Werror -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cc
BEGIN /tmp/vpx-conf-22715-6786.c
     1	unsigned int e = 'O'<<24 | '2'<<16 | 'B'<<8 | 'E';
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cc
BEGIN /tmp/vpx-conf-22715-6786.c
     1	static inline function() {}
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_header pthread.h
check_cpp
BEGIN /tmp/vpx-conf-22715-6786.c
     1	#include "pthread.h"
     2	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -E -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wall
check_cxx -Werror -Wall
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wall -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wall
check_cc -Werror -Wall
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wall -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wdeclaration-after-statement
check_cxx -Werror -Wdeclaration-after-statement
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wdeclaration-after-statement -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wdeclaration-after-statement
check_cc -Werror -Wdeclaration-after-statement
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wdeclaration-after-statement -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wdisabled-optimization
check_cxx -Werror -Wdisabled-optimization
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wdisabled-optimization -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wdisabled-optimization
check_cc -Werror -Wdisabled-optimization
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wdisabled-optimization -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wfloat-conversion
check_cxx -Werror -Wfloat-conversion
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wfloat-conversion -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wfloat-conversion
check_cc -Werror -Wfloat-conversion
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wfloat-conversion -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wparentheses-equality
check_cxx -Werror -Wparentheses-equality
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wparentheses-equality -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
riscv32-linux-g++.br_real: error: unrecognized command line option '-Wparentheses-equality'; did you mean '-Wparentheses'?
check_cflags -Wparentheses-equality
check_cc -Werror -Wparentheses-equality
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wparentheses-equality -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-Wparentheses-equality'; did you mean '-Wparentheses'?
check_cxxflags -Wpointer-arith
check_cxx -Werror -Wpointer-arith
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wpointer-arith -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wpointer-arith
check_cc -Werror -Wpointer-arith
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wpointer-arith -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wtype-limits
check_cxx -Werror -Wtype-limits
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wtype-limits -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wtype-limits
check_cc -Werror -Wtype-limits
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wtype-limits -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wcast-qual
check_cxx -Werror -Wcast-qual
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wcast-qual -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wcast-qual
check_cc -Werror -Wcast-qual
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wcast-qual -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wvla
check_cxx -Werror -Wvla
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wvla -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wvla
check_cc -Werror -Wvla
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wvla -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wimplicit-function-declaration
check_cxx -Werror -Wimplicit-function-declaration
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wimplicit-function-declaration -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wimplicit-function-declaration
check_cc -Werror -Wimplicit-function-declaration
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wimplicit-function-declaration -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wuninitialized
check_cxx -Werror -Wuninitialized
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wuninitialized -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wuninitialized
check_cc -Werror -Wuninitialized
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wuninitialized -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wunused
check_cxx -Werror -Wunused
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wunused -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wunused
check_cc -Werror -Wunused
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wunused -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wextra
check_cxx -Werror -Wextra
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wextra -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wextra
check_cc -Werror -Wextra
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wextra -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cflags -Wundef
check_cc -Werror -Wundef
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wundef -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cxxflags -Wno-unused-function
check_cxx -Werror -Wno-unused-function
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int x;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wno-unused-function -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cflags -Wno-unused-function
check_cc -Werror -Wno-unused-function
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wno-unused-function -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
check_cflags -Wshorten-64-to-32
check_cc -Werror -Wshorten-64-to-32
BEGIN /tmp/vpx-conf-22715-6786.c
     1	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Werror -Wshorten-64-to-32 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'
riscv32-linux-gcc.br_real: error: unrecognized command line option '-Wshorten-64-to-32'
  enabling postproc
check_cxx
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int z;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_cxx
BEGIN /tmp/vpx-conf-22715-6786.cc
     1	int z;
END /tmp/vpx-conf-22715-6786.cc
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-g++ -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -c -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.cc
riscv32-linux-g++.br_real: error: unrecognized command line option '-m64'
check_header stdio.h
check_cpp
BEGIN /tmp/vpx-conf-22715-6786.c
     1	#include "stdio.h"
     2	int x;
END /tmp/vpx-conf-22715-6786.c
/home/buildroot/autobuild/run/instance-1/output-1/host/bin/riscv32-linux-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=1 -fvisibility=hidden -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -E -o /tmp/vpx-conf-22715-6786.o /tmp/vpx-conf-22715-6786.c
riscv32-linux-gcc.br_real: error: unrecognized command line option '-m64'