# git rev-parse -q --verify 9851a0dee7c28514f149f7e4f60ec1b06286cc1b^{commit}
9851a0dee7c28514f149f7e4f60ec1b06286cc1b
already have revision, skipping fetch
# git checkout -q -f -B kisskb 9851a0dee7c28514f149f7e4f60ec1b06286cc1b
# git clean -qxdf
# < git log -1
# commit 9851a0dee7c28514f149f7e4f60ec1b06286cc1b
# Merge: a16a47e98a30 c7527373fe28
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon May 4 11:20:32 2020 -0700
# 
#     Merge tag 'gcc-plugins-v5.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
#     
#     Pull gcc-plugins fixes from Kees Cook:
#      "GCC 10 fixes for gcc-plugins:
#     
#        - Adjust caller of cgraph_create_edge for GCC 10 argument usage
#     
#        - Update common headers to build under GCC 10 (Frédéric Pierret)"
#     
#     * tag 'gcc-plugins-v5.7-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
#       gcc-common.h: Update for GCC 10
#       gcc-plugins/stackleak: Avoid assignment for unused macro argument
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 9851a0dee7c28514f149f7e4f60ec1b06286cc1b
# < make -s -j 48 ARCH=arm O=/kisskb/build/linus_s3c6400_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  s3c6400_defconfig
# < make -s -j 48 ARCH=arm O=/kisskb/build/linus_s3c6400_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  help
# make -s -j 48 ARCH=arm O=/kisskb/build/linus_s3c6400_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  olddefconfig
# make -s -j 48 ARCH=arm O=/kisskb/build/linus_s3c6400_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  
/kisskb/src/kernel/futex.c: In function 'do_futex':
/kisskb/src/kernel/futex.c:1676:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized]
   return oldval == cmparg;
                 ^
/kisskb/src/kernel/futex.c:1652:6: note: 'oldval' was declared here
  int oldval, ret;
      ^
Completed OK
# rm -rf /kisskb/build/linus_s3c6400_defconfig_arm-gcc4.9
# Build took: 0:00:47.158125