fixes #9675

compiler/ast.nim

@@ -627,7 +627,7 @@ type
     mIsPartOf, mAstToStr, mParallel,
     mSwap, mIsNil, mArrToSeq, mCopyStr, mCopyStrLast,
     mNewString, mNewStringOfCap, mParseBiggestFloat,
-    mMove, mWasMoved,
+    mMove, mWasMoved, mDestroy,
     mReset,
     mArray, mOpenArray, mRange, mSet, mSeq, mOpt, mVarargs,
     mRef, mPtr, mVar, mDistinct, mVoid, mTuple,
@@ -664,7 +664,7 @@ const
   ctfeWhitelist* = {mNone, mUnaryLt, mSucc,
     mPred, mInc, mDec, mOrd, mLengthOpenArray,
     mLengthStr, mLengthArray, mLengthSeq, mXLenStr, mXLenSeq,
-    mArrGet, mArrPut, mAsgn,
+    mArrGet, mArrPut, mAsgn, mDestroy,
     mIncl, mExcl, mCard, mChr,
     mAddI, mSubI, mMulI, mDivI, mModI,
     mAddF64, mSubF64, mMulF64, mDivF64,

compiler/ccgexprs.nim

@@ -2034,6 +2034,7 @@ proc genMagicExpr(p: BProc, e: PNode, d: var TLoc, op: TMagic) =
   of mDotDot, mEqCString: genCall(p, e, d)
   of mWasMoved: genWasMoved(p, e)
   of mMove: genMove(p, e, d)
+  of mDestroy: discard "ignore calls to the default destructor"
   of mSlice:
     localError(p.config, e.info, "invalid context for 'toOpenArray'; " &
       " 'toOpenArray' is only valid within a call expression")

compiler/jsgen.nim

@@ -1760,6 +1760,7 @@ proc genMagic(p: PProc, n: PNode, r: var TCompRes) =
   of mEnumToStr: genRepr(p, n, r)
   of mNew, mNewFinalize: genNew(p, n)
   of mChr, mArrToSeq: gen(p, n.sons[1], r)      # nothing to do
+  of mDestroy: discard "ignore calls to the default destructor"
   of mOrd: genOrd(p, n, r)
   of mLengthStr, mLengthSeq, mLengthOpenArray, mLengthArray:
     unaryExpr(p, n, r, "", "($1 != null ? $1.length : 0)")

compiler/vmgen.nim

@@ -1259,6 +1259,7 @@ proc genMagic(c: PCtx; n: PNode; dest: var TDest; m: TMagic) =
     globalError(c.config, n.info, "cannot evaluate 'sizeof/alignof' because its type is not defined completely")
   of mRunnableExamples:
     discard "just ignore any call to runnableExamples"
+  of mDestroy: discard "ignore calls to the default destructor"
   else:
     # mGCref, mGCunref,
     globalError(c.config, n.info, "cannot generate code for: " & $m)

lib/system.nim

@@ -373,7 +373,7 @@ when defined(nimArrIdx):
     x: S) {.noSideEffect, magic: "ArrPut".}
 
   when defined(nimNewRuntime):
-    proc `=destroy`*[T](x: var T) {.inline, magic: "Asgn".} =
+    proc `=destroy`*[T](x: var T) {.inline, magic: "Destroy".} =
       ## generic `destructor`:idx: implementation that can be overriden.
       discard
     proc `=sink`*[T](x: var T; y: T) {.inline, magic: "Asgn".} =