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fixes #24476; remove proc type cast if they are same types for backends (#24480)

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fixes #24476

closes https://github.com/nim-lang/Nim/pull/24479
This commit is contained in:
ringabout
2024-11-28 00:36:57 +08:00
committed by GitHub
parent 8881017c80
commit 5340005869
2 changed files with 3 additions and 2 deletions
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2
compiler/ccgexprs.nim
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@@ -2520,6 +2520,8 @@ proc genSomeCast(p: BProc, e: PNode, d: var TLoc) =
putIntoDest(p, d, e, cDeref(cCast(ptrType(destTyp), wrapPar(cAddr(val)))), a.storage)
elif etyp.kind == tyBool and srcTyp.kind in IntegralTypes:
putIntoDest(p, d, e, cOp(NotEqual, rdCharLoc(a), cIntValue(0)), a.storage)
elif etyp.kind == tyProc and srcTyp.kind == tyProc and sameBackendType(etyp, srcTyp):
expr(p, e[1], d)
else:
if etyp.kind == tyPtr:
# generates the definition of structs for casts like cast[ptr object](addr x)[]

3
compiler/vtables.nim
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@@ -15,7 +15,6 @@ proc dispatch(x: Base, params: ...) =
var disp = newNodeI(nkIfStmt, base.info)
var vTableAccess = newNodeIT(nkBracketExpr, base.info, base.typ)
let nimGetVTableSym = getCompilerProc(g, "nimGetVTable")
let ptrPNimType = nimGetVTableSym.typ.n[1].sym.typ
@@ -33,7 +32,7 @@ proc dispatch(x: Base, params: ...) =
dispatchObject,
newIntNode(nkIntLit, index)
)
getVTableCall.typ() = base.typ
getVTableCall.typ() = getSysType(g, unknownLineInfo, tyPointer)
var vTableCall = newNodeIT(nkCall, base.info, base.typ.returnType)
var castNode = newTree(nkCast,
newNodeIT(nkType, base.info, base.typ),