Rollup of 4 pull requests - #71367

Merged

bors merged 14 commits into

rust-lang:masterfrom

Dylan-DPC-zz:rollup-ysj4olr

Apr 21, 2020

Commits on Apr 8, 2020

Stabilize some of alloc_layout_extras
CAD97
committed
1b76bb0

Commits on Apr 15, 2020

emphasize *no trailing padding*
CAD97
authored
c266b8b

Commits on Apr 16, 2020

Add note about Layout::pad_to_align to Layout::extend
CAD97
committed
053c2dd
Apply suggestions from code review

CAD97
and
RalfJung
authored
5f1fd9d

Commits on Apr 17, 2020

Clarify layout information in Layout::extend
CAD97
committed
a01b00f

Commits on Apr 19, 2020

MIR: use span instead of NodeId to determine if optimized_mir should be run
ljedrz
committed
3c455fe

Commits on Apr 20, 2020

Check that main/start is not async
Sebastian Malton
committed
6120ace
Update src/libcore/alloc/layout.rs

CAD97
and
Amanieu
authored
9c3adaf
Improve Layout::extend docs
CAD97
committed
98f0a82
Do not build tools if user do not want them
mati865
committed
9296d3b
Rollup merge of #69362 - CAD97:alloc_layout_extras, r=Amanieu
Dylan-DPC
authored
69a528e
Rollup merge of #71174 - Nokel81:fix-async-main-error, r=petrochenkov
Dylan-DPC
authored
e3a514c
Rollup merge of #71285 - ljedrz:mir_inline_span_for_optimized_mir, r=ecstatic-morse
Dylan-DPC
authored
42b533d
Rollup merge of #71346 - mati865:rustbuild-tools, r=Mark-Simulacrum
Dylan-DPC
authored
9a0e702