exe 動態調用dll中函數 引起的莫名奇妙問題

原創 stafniejay 2020-03-14 17:56

沒注意到exe中聲明的函數指針與dll中調用約定不同，出現莫名奇妙的問題，release下運行正常，debug下在調用這個函數退出後，下條語句崩潰，調試了好久，無意中看到網上一句話受到啓發，exe與dll函數調用約定不同會引起esp指針混亂，仔細一想stdcall與cdecl清理棧的方式不同，確實可以導致函數執行過後下條語句崩潰，仔細檢查一下調用約定確實不一樣。找原因找的頭暈腦脹，一直以爲誤用ppl庫引起的問題，找錯方向

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