Rollup of 4 pull requests - #70775

Closed

Dylan-DPC-zz wants to merge 9 commits into

rust-lang:masterfrom

Dylan-DPC-zz:rollup-ihb9on1

Commits on Apr 3, 2020

Open-code Fuse's Option matches
cuviper
committed
f8d6fc1
Use a macro to expand the specialized Fuse
cuviper
committed
6fdd4f3
Do not disable field reordering on enums with big discriminant
ogoffart
committed
6b6cb7b

Commits on Apr 4, 2020

use ManuallyDrop instead of forget inside collections
tspiteri
committed
2b718e8
rustc_target: Rely on default value of `no_default_libraries` more
petrochenkov
committed
cd79400
Rollup merge of #70635 - petrochenkov:nodefault, r=nagisa
Dylan-DPC
authored
54bbe07
Rollup merge of #70748 - ogoffart:enum-layout-optim2, r=eddyb
Dylan-DPC
authored
d49221f
Rollup merge of #70750 - cuviper:direct-fuse, r=scottmcm
Dylan-DPC
authored
d0e10c7
Rollup merge of #70766 - tspiteri:forget-to-ManuallyDrop, r=Mark-Simulacrum,RalfJung
Dylan-DPC
authored
55680e4