Add missing definitions required by the sparc-unknown-linux-gnu target#77282

Merged

bors merged 3 commits intorust-lang:masterfrom

glaubitz:sparc-linux

Sep 28, 2020

Commits on Sep 27, 2020

library/{panic_,}unwind: Add definitions for sparc-unknow-linux-gnu
glaubitz
committed
library/std/sys_common: Define MIN_ALIGN for sparc-unknown-linux-gnu
glaubitz
committed
library/std: Set OS raw type definitions for sparc-unknown-linux-gnu
glaubitz
committed