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| CodeSonar® 9.2p0 | CONFIDENTIAL | CodeSecure Inc |
This warning class corresponds to a GNAT SAS message. The CodeSonar analysis results may include warnings of this class if your CodeSonar project includes Ada components.
Two attempts to free the same dynamic object.
This warning class corresponds to the GNAT SAS Double_free.
| クラス名 | Double Free (Ada) | ||||||
|---|---|---|---|---|---|---|---|
| 日本語クラス名 | Double Free (Ada) | ||||||
| クラス分類 | セキュリティ (security) | ||||||
| ニーモニック | ADA.ALLOC.DF | ||||||
| カテゴリー |
|
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| 対応言語 | Ada で利用可能です。 |
||||||
| 有効/無効設定 | このワーニングクラスのチェックはデフォルトで有効になっています。チェックを無効にするにはプロジェクト設定ファイル
(configuration file)に以下の WARNING_FILTER ルールを追加してください。
WARNING_FILTER += discard class="Double Free (Ada)" |
with Ada.Unchecked_Deallocation;
procedure Test is
type Int_Access is access all Integer;
procedure Free is new Ada.Unchecked_Deallocation (Integer, Int_Access);
X : Int_Access := new Integer;
Y : Int_Access := X;
begin
Free (X);
Free (Y); -- warning issued here
end;
設定ファイルの以下のパラメータがこのワーニングクラスのチェックに影響します。
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