Fix assertion failure.

src/base/SMPInstr.cpp

@@ -7747,10 +7747,10 @@ bool SMPInstr::MDIsFrameDeallocInstr(bool UseFP, STARS_asize_t LocalVarsSize) {
 		set<DefOrUse, LessDefUse>::iterator SecondUse = ++FirstUse;
 		if (SecondUse == this->Uses.GetLastRef())
 			return false;  // no more USEs ... strange for ADD instruction
-		if (SecondUse->GetOp()->GetImmedValue() == ((STARS_uval_t) LocalVarsSize))
-			return true;
-		else if (SecondUse->GetOp()->IsImmedOp()) {
+		if (SecondUse->GetOp()->IsImmedOp()) {
 			intptr_t TempImm = (intptr_t) this->STARSInstPtr->GetOpnd(1)->GetImmedValue();
+			if (((STARS_uval_t)TempImm) == ((STARS_uval_t)LocalVarsSize))
+				return true;
 			if (0 > TempImm) // adding a negative to ESP; alloc, not dealloc
 				return false;
 			else {