cross-s390x-gcc7
The GNU Compiler Collection targeting s390x
The GNU Compiler Collection as a cross-compiler targeting s390x. Note this is only useful for building freestanding things like the kernel since it fails to include target libraries and headers.
There is no official package available for openSUSE Leap 15.5Distributions
openSUSE Tumbleweed
SUSE SLE-15-SP2
SUSE SLE-12-SP5
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.