Module rustc_mir_transform::nrvo[−][src]

Expand description

See the docs for RenameReturnPlace.

Structs

IsReturnPlaceRead
RenameReturnPlace

This pass looks for MIR that always copies the same local into the return place and eliminates the copy by renaming all uses of that local to _0.

RenameToReturnPlace

Functions

as_local_assigned_to_return_place
find_local_assigned_to_return_place
local_eligible_for_nrvo

MIR that is eligible for the NRVO must fulfill two conditions: