[beta] Rollup backports#56930

Merged

bors merged 12 commits intorust-lang:betafrom

emilyalbini:beta-backports

Dec 18, 2018

Commits on Dec 14, 2018

Fix line numbers display

GuillaumeGomez
authored and
QuietMisdreavus
committed

Commits on Dec 16, 2018

Commits on Dec 17, 2018

Update LLVM submodule

nikic
authored and
emilyalbini
committed
Update the book to fix some edition-related bugs

carols10cents
authored and
emilyalbini
committed
Increase required version for crates.io `libc` to get fix from PR rust-lang/libc#1057.

pnkfelix
authored and
emilyalbini
committed
Normalize type before deferred sizedness checking.

qnighy
authored and
emilyalbini
committed
Don't use ReErased in deferred sizedness checking.

qnighy
authored and
emilyalbini
committed
update release notes for rust 1.31.1
emilyalbini
committed
Rollup merge of #56893 - alexcrichton:new-llvm-beta r=Mark-Simulacrum
emilyalbini
committed
Rollup merge of #56819 - QuietMisdreavus:backport-src-lines-fix r=pietroalbini
emilyalbini
committed
update lockfile
emilyalbini
committed