###############################
###  xkwy-gcc-arm-20211218  ###
###############################

[verify]
    $ gpg --verify xkwy-gcc-arm-20211218.tar.xz.sign
    > gpg: assuming signed data in 'xkwy-gcc-arm-20211218.tar.xz'
    > gpg: Signature made Sat 18 Dec 2021 04:36:51 PM CST
    > gpg:                using RSA key 7D74C4A6F52A8C2A7D88FFAB1CFE6CB6E9F8894A
    > gpg: Good signature from "xkwy.xkwy <xkwy001@gmail.com>" [ultimate]

[install]
    $ sudo tar xf xkwy-gcc-arm-20211218.tar.xz -C /opt
    $ /opt/xkwy-gcc/arm-20211218/bin/arm-xkwy-linux-gnueabihf-gcc -v # for check

[version]
    gcc: 11.2.0
    glibc: 2.34
    kernel header: 5.15.10
    built-in: gmp-6.2.1, mpfr-4.1.0, mpc-1.2.1, isl-0.24
    gdb: 10.2
    binutils: 2.37

[checksum]
    md5: 3f08d1910135a1746772be44ddab7085  xkwy-gcc-arm-20211218.tar.xz
    sha1: ff11278ad4446bd870e7ebbf39d0e7b9845ac394  xkwy-gcc-arm-20211218.tar.xz
    sha256: 8902d887af73ab68d9d3bcf96c961f3ebba5a2a4bc12b2bbd1cc00eaa657674f  xkwy-gcc-arm-20211218.tar.xz
    sha384: 6a9757d5497ad7c28cdd7ef8e11a2424d3cee7102ba2e9547198ede2d09e0657756265134b6f848b5532199c8bee23f2  xkwy-gcc-arm-20211218.tar.xz
    sha512: 27d6e8b15aa129c1b9e77405a6d0eedc642d0976622451efd73af09e5a09651654ff378d51ebcc87da354061d3139a86cc12d6cf62a665f9a9f11194d398bf99  xkwy-gcc-arm-20211218.tar.xz


[change log]
    [2021-12-18]
        1. update gcc version to 11.2.0
        2. update binutils version to 2.37
        3. update glibc version to 2.34
        4. update kernel header version to 5.15.10
        5. update isl version to 0.24
    [2021-04-28]
        1. update gdb version to 10.2
        2. update gcc version to 11.1.0
        3. update kernel header version to 5.12
    [2021-04-09]
        1. update binutils version to 2.36.1
        2. update gdb version to 10.1
        3. update gcc version to 10.3.0
        4. update gmp version to 6.2.1
        5. update mpc version to 1.2.1
        6. update isl version to 0.23
        7. update kernel header version to 5.11.12
        8. update glibc version to 2.33
    [2020-08-07]
        1. add aarch64 support
        2. update binutils version to 2.35
        3. update gdb version to 9.2
        4. update gcc version to 10.2.0
        5. update mpfr version to 4.1.0
        6. update kernel header version to 5.8
        7. update glibc version to 2.32
        8. gcc: enable thumb mode
        9. gcc: fpu change to vfpv3-d16
        10. gcc: float abi change to hard
        11. gdb(host): use static linking for more compatibility
    [2020-05-17]
        1. add gdb/gdbserver support, version 9.1
        2. add gpg sign for tarball package
        3. add version as sub directory to install destination
        4. update binutils version to 2.34
        5. update kernel header version to 5.6.11
        6. update glibc version to 2.31
        7. update gcc version to 10.1.0
        8. update gmp version to 6.2.0
        9. update isl version to 0.22.1
        10. binutils: enable gold,ld,libada,libssp,lto,host-shared
        11. gcc: default cpu change to cortex-a9(armv7-a), fpu=vfpv3
        12. gcc: float abi change to softfp
        13. glibc: enable stackguard-randomization,stack-protector=strong
        14. glibc: add pkgversion and bugurl
        15. optimize change log format
    [2019-08-14]
        1. gcc: using static gmp/mpc/mpfr/isl libs
        2. tar.xz: use multi-threads compress
        3. tar.xz: files' group and owner to zero (current user)
        4. glibc: compatibility kernel version down to 3.2.0
        5. binutils: strip executable file to reduce size
        6. gcc: strip executable file to reduce size
        7. update gcc&glibc build order, only need once gcc configure
        8. update gcc version to 9.2.0
        9. update kernel header version to 5.2.8
        10. update glibc version to 2.30
    [2019-05-04]
        1. update gcc version to 9.1.0
        2. update kernel header version to 5.0.12
        3. add sysroot support, fix some bugs about limits.h
        4. add custom pkgversion and bugurl
    [2019-02-23]
        1. update binutils version to 2.32
        2. update gcc version to 8.3.0
        3. gcc: using system's buildin gmp/mpc/mpfr/isl libs
        4. update kernel header version to 4.19.24
        5. update glibc version to 2.29
        6. glibc: compatibility kernel version down to 3.16.0
    [2018-05-26]
        1. update gcc version to 8.1.0
        2. fixup bug: libc.so not found


[author]
    e-mail: xkwy001(at)gmail.com
    date: 2021-12-18