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Re: Is it safe to use ax_gcc_builtin to detect __builtin_offsetof?
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From: |
Zack Weinberg |
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Subject: |
Re: Is it safe to use ax_gcc_builtin to detect __builtin_offsetof? |
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Date: |
Sun, 25 Feb 2024 08:09:53 -0500 |
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User-agent: |
Cyrus-JMAP/3.11.0-alpha0-153-g7e3bb84806-fm-20240215.007-g7e3bb848 |
On Sun, Feb 25, 2024, at 2:09 AM, Jeffrey Walton wrote:
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> Is it safe to use ax_gcc_builtin to detect __builtin_offsetof?
Why do you need to do that? What's wrong with including stddef.h and then using
plain offsetof? It's part of C1989.
Not a rhetorical question, I really would like to know how this came up.
zw