c - Disable variable-length automatic arrays in gcc

Question

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

I couldn't disable it even though by using -std=c89 flag. How can I disable it?

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1 Answer

深蓝 · Answer 1 · 2021-10-17T00:08:23+0000

answered Oct 17, 2021 by 深蓝 (71.8m points)

You can generate an error for variable length arrays using a compiler flag:

-Werror=vla

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