Always set the deployment target when building std#133092

Merged

bors merged 6 commits intorust-lang:masterfrom madsmtm:bootstrap-deployment-target

Feb 10, 2025

+134-26

Commits on Feb 5, 2025

Rename [default|extra]_cflags -> cc_[|un]handled_clags
madsmtm
committed

Commits on Feb 10, 2025

bootstrap: Don't overwrite CFLAGS_* set in the environment
madsmtm
committed