jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

added a minor note to destroyer.nim

Browse source
This commit is contained in:
Andreas Rumpf 2017-10-10 11:26:29 +02:00
commit 083cb00e8d
1 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
compiler/destroyer.nim
View file

@ -39,6 +39,9 @@
## x = y where y is read only once ## x = y where y is read only once
## is the same as: move(x, y) ## is the same as: move(x, y)
## ##
## Actually the more general rule is: The *last* read of ``y``
## can become a move if ``y`` is the result of a construction.
##
## We also need to keep in mind here that the number of reads is ## We also need to keep in mind here that the number of reads is
## control flow dependent: ## control flow dependent:
## let x = foo() ## let x = foo()