gcc-5: error: -gz is not supported in this configuration

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   abfbb29297c27e3f101f348dc9e467b0fe70f919
commit: 10e68b02c861ccf2b3adb59d3f0c10dc6b5e3ace Makefile: support compressed debug info
date:   12 days ago
config: x86_64-randconfig-r032-20200609 (attached as .config)
compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010
reproduce (this is a W=1 build):
        git checkout 10e68b02c861ccf2b3adb59d3f0c10dc6b5e3ace
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> gcc-5: error: -gz is not supported in this configuration
make[2]: *** [scripts/Makefile.build:277: scripts/mod/empty.o] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1169: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2

---
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https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip