2.5 値としてのラベル C コンパイラは、計算型 goto 文として知られる C の拡張機能を認識します。計算型 goto 文を使用すると、実行時に分岐先を判別することができます。次のように演算子 '&&' を使用して、ラベルのアドレスを取得し、void * 型のポインタに割り当てることができます。
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cとgotoに関するmasterqのブックマーク (1)
-
masterq 2019/03/09
"goto *ptr;" 知らなかった。知りたくなかった。。。- c
- language
- goto
- pointer
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