[experimental]: Build LLVM with ThinLTO enabled (2nd attempt)#53245

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bors merged 7 commits intorust-lang:masterfrom

michaelwoerister:thinlto-rust-llvm

Aug 29, 2018

Commits on Aug 29, 2018

bootstrap: Link LLVM tools dynamically in order to save time in ThinLTO builds.
michaelwoerister
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