Rollup of 5 pull requests - #69484

Merged

bors merged 19 commits into

rust-lang:masterfrom

Dylan-DPC-zz:rollup-j6ripxy

Feb 26, 2020

Commits on Jan 31, 2020

Add methods to leak RefCell borrows to references
197g
committed
14999dd

Commits on Feb 12, 2020

Add tracking number, adjust documentation wording
197g
committed
99b4357

Commits on Feb 15, 2020

Formatter::sign is &'static str
Mark-Simulacrum
committed
bd12cd3

Commits on Feb 17, 2020

Drop unused argument to float functions
Mark-Simulacrum
committed
6c45e45
Move to using an extern type for opaqueness
Mark-Simulacrum
committed
34ef8f5
Move the show_usize marker function to a static
Mark-Simulacrum
committed
f6bfdc9

Commits on Feb 22, 2020

Allow getting `no_std` from the config file
Ericson2314
committed
03ca0e2

Commits on Feb 24, 2020

Commits on Feb 25, 2020

bootstrap: Further centralize target defaulting logic.
Ericson2314
committed
4f15867
parse: address nitpick
Centril
committed
7876711

Commits on Feb 26, 2020