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Re: [Tinycc-devel] Constant Initializer for Static Variables
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From: |
Vincent Lefevre |
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Subject: |
Re: [Tinycc-devel] Constant Initializer for Static Variables |
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Date: |
Thu, 14 Apr 2022 11:43:09 +0200 |
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User-agent: |
Mutt/2.2.2+9 (f082dd14) vl-138565 (2022-03-25) |
On 2022-04-13 18:56:55 -0700, Elijah Stone wrote:
> const vars are not integer constant expressions; your code is not guaranteed
> to work. Some gnu exts are implemented; this one is not.
Note that this is more an implemention-defined feature than
an extension. The C standard says:
6.6 Constant expressions
[...]
10 An implementation may accept other forms of constant expressions.
--
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
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Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)