[beta] backport#111776

Merged

bors merged 3 commits intorust-lang:betafrom

cuviper:beta-next

May 20, 2023

Commits on May 20, 2023

debuginfo: split method declaration and definition
cuviper
committed
Encode VariantIdx so we can decode variants in the right order

compiler-errors
authored and
cuviper
committed
Simplify find_width_of_character_at_span.

m-ou-se
authored and
cuviper
committed