Re: Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum

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To: Homam Alkhateeb <Homam.Alkhateeb@xxxxxxxxxx>
Subject: Re: Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum
From: Segher Boessenkool <segher@xxxxxxxxxxxxxxxxxxx>
Date: Fri, 8 Mar 2024 08:11:25 -0600
Cc: "gcc-help@xxxxxxxxxxx" <gcc-help@xxxxxxxxxxx>
In-reply-to: <040e7afbbd9f4d8c8d7fb8313504da45@kopfweb.de>
References: <1470a2d3f72c4cfe83943606802b0b3e@kopfweb.de> <CAH6eHdQ53R1Rzr_Z1OhTysbfLO7kpofuHz-2s248fGrC1CBYRQ@mail.gmail.com> <040e7afbbd9f4d8c8d7fb8313504da45@kopfweb.de>
User-agent: Mutt/1.4.2.3i

On Fri, Mar 08, 2024 at 07:36:17AM +0000, Homam Alkhateeb wrote:
> Is there a way to do this without changing the code?

No.  Your system ABI requires what underlying type to use for an enum.
There would be terrible problems if a compiler could just choose to use
different types willy-nilly!


Segher

Follow-Ups:
- AW: Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum
  - From: Homam Alkhateeb

References:
- Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum
  - From: Homam Alkhateeb
- Re: Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum
  - From: Jonathan Wakely via Gcc-help
- AW: Gnu compiler version 4.7.0, dialect -std=c99 with -fshort-enums vs. GHS with --short_enum
  - From: Homam Alkhateeb

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