Hi, Here's a report of a successful build and install of GCC:
$ gcc-7.2.0/config.guess armv7l-unknown-linux-gnueabi $ newcompiler/bin/gcc -v Using built-in specs. COLLECT_GCC=newcompiler/bin/gcc COLLECT_LTO_WRAPPER=/home/aaro/gcctest/newcompiler/libexec/gcc/arm-unknown-linux-gnueabi/7.2.0/lto-wrapper Target: arm-unknown-linux-gnueabi Configured with: ../gcc-7.2.0/configure --with-arch=armv4t --with-float=soft --disable-nls --prefix=/home/aaro/gcctest/newcompiler --enable-languages=c,c++ --host=arm-unknown-linux-gnueabi --build=arm-unknown-linux-gnueabi --target=arm-unknown-linux-gnueabi --with-system-zlib --with-sysroot=/ Thread model: posix gcc version 7.2.0 (GCC) -- Build environment ---------------------------------------------------------- host: raspberrypi-2 distro: los.git rootfs=f834d native=f834d kernel: Linux 4.12.0-rpi2-los_f834d binutils: GNU binutils 2.29 make: GNU Make 4.2.1 libc: GNU C Library (GNU libc) stable release version 2.25 zlib: 1.2.11 mpfr: 3.1.3 gmp: 60102 -- Time consumed -------------------------------------------------------------- configure: real 0m 24.25s user 0m 25.06s sys 0m 7.22s bootstrap: real 13h 19m 32s user 44h 1m 40s sys 2h 2m 45s install: real 9m 6.08s user 3m 25.60s sys 6m 53.32s -- Hardware details ----------------------------------------------------------- MemTotal: 983548 kB processor : 0 model name : ARMv7 Processor rev 5 (v7l) BogoMIPS : 38.40 Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 processor : 1 model name : ARMv7 Processor rev 5 (v7l) BogoMIPS : 38.40 Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 processor : 2 model name : ARMv7 Processor rev 5 (v7l) BogoMIPS : 38.40 Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 processor : 3 model name : ARMv7 Processor rev 5 (v7l) BogoMIPS : 38.40 Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 Hardware : BCM2835 Revision : 0000 A.