Document the -Z flag to the rustc book#59680

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bors merged 3 commits intorust-lang:masterfrom

DevQps:document-rustc-z-flag

Apr 12, 2019

Commits on Apr 3, 2019

Add documentation on the -Z flag on the command-line arguments section in the rustc book.
Christian
committed

Commits on Apr 10, 2019

Updated the documentation, now claiming the -Z is associated to unstable compiler flags, instead of flags for debugging.
Christian
committed
Updated the description of -Z in the rustc book.
Christian
committed