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fixes #24319; move doesn't work well with (deref (var array)) (#24321)

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fixes #24319

`byRefLoc` (`mapType`) requires the Loc `a` to have the right type.
Without `lfEnforceDeref`, it produces the wrong type for `deref (var
array)`, which may come from `mitems`.

(cherry picked from commit 0347536ff2)
This commit is contained in:
ringabout
2024-10-18 10:56:37 +08:00
committed by narimiran
parent 6b31400ade
commit 7948e2f2c2
2 changed files with 14 additions and 1 deletions
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2
compiler/ccgexprs.nim
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@@ -2321,7 +2321,7 @@ proc genWasMoved(p: BProc; n: PNode) =
# [addrLoc(p.config, a), getTypeDesc(p.module, a.t)])
proc genMove(p: BProc; n: PNode; d: var TLoc) =
var a: TLoc = initLocExpr(p, n[1].skipAddr)
var a: TLoc = initLocExpr(p, n[1].skipAddr, {lfEnforceDeref})
if n.len == 4:
# generated by liftdestructors:
var src: TLoc = initLocExpr(p, n[2])