mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2025-12-30 09:54:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

mitigates #19364 [backport]; we make this bug more unlikely to appear by producing better code to begin with; real fix will come later (#19647)

Browse Source 
(cherry picked from commit 12a0f88a52)
This commit is contained in:
Andreas Rumpf
2022-03-26 06:37:04 +01:00
committed by narimiran
parent 9fcf1a5d4c
commit bf3a2e010d
1 changed files with 12 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
compiler/lowerings.nim
View File

@@ -71,14 +71,20 @@ proc lowerTupleUnpacking*(g: ModuleGraph; n: PNode; idgen: IdGenerator; owner: P
let value = n.lastSon
result = newNodeI(nkStmtList, n.info)
var temp = newSym(skTemp, getIdent(g.cache, genPrefix), nextSymId(idgen),
owner, value.info, g.config.options)
temp.typ = skipTypes(value.typ, abstractInst)
incl(temp.flags, sfFromGeneric)
var tempAsNode: PNode
let avoidTemp = value.kind == nkSym
if avoidTemp:
tempAsNode = value
else:
var temp = newSym(skTemp, getIdent(g.cache, genPrefix), nextSymId(idgen),
owner, value.info, g.config.options)
temp.typ = skipTypes(value.typ, abstractInst)
incl(temp.flags, sfFromGeneric)
tempAsNode = newSymNode(temp)
var v = newNodeI(nkVarSection, value.info)
let tempAsNode = newSymNode(temp)
v.addVar(tempAsNode, value)
if not avoidTemp:
v.addVar(tempAsNode, value)
result.add(v)
for i in 0..<n.len-2: