borrow checking (#15282)

* refactoring: move procs to typeallowed.nim
* frontend preparations for first class openArray support
* prepare the code generator for first class openArray
* code generation for first class openArray; WIP
* code generation for open arrays, progress
* added isViewType proc
* preparations for borrow checking
* added borrow checking to the front end
This commit is contained in:
Andreas Rumpf 2020-09-09 07:32:03 +02:00 • committed by GitHub
commit 10988d4840
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
18 changed files with 554 additions and 311 deletions

View file

@ -1556,7 +1556,7 @@ proc genAsgn(p: BProc, e: PNode, fastAsgn: bool) =
let le = e[0]
let ri = e[1]
var a: TLoc
discard getTypeDesc(p.module, le.typ.skipTypes(skipPtrs))
discard getTypeDesc(p.module, le.typ.skipTypes(skipPtrs), skVar)
initLoc(a, locNone, le, OnUnknown)
a.flags.incl(lfEnforceDeref)
a.flags.incl(lfPrepareForMutation)