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By Bourbon_Man, history, 12 months ago, In English

Can someone help me understand why this code works for g++ 17 but not on g++ 20?

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12 months ago, # |
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Auto comment: topic has been updated by Bourbon_Man (previous revision, new revision, compare).

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12 months ago, # |
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The error is at int dfs, you don't return anything. You should change it to void dfs.