incr.comp.: Let the compiler ignore incompatible incr. comp. cache artifacts#36758

Merged

bors merged 3 commits intorust-lang:masterfrom

michaelwoerister:incr-comp-file-headers

Sep 27, 2016

Commits on Sep 26, 2016

incr.comp.: Add file header to on-disk artifacts for validation.
michaelwoerister
committed
incr.comp.: Add test case for cache artifact file headers.
michaelwoerister
committed

Commits on Sep 27, 2016

incr.comp.: Fix build issue in rustc_incremental if CFG_VERSION is not set.
michaelwoerister
committed