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Re: [Tinycc-devel] tcc and declaring arrays.

From: Joshua Phillips
Subject: Re: [Tinycc-devel] tcc and declaring arrays.
Date: Wed, 17 Jun 2009 09:16:20 +0000
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Variable length arrays are valid C99.

On Wednesday 17 June 2009 07:01:15 Christian Jullien wrote:
> If tcc is supposed to compile ISO C, it is right to complain.
> If tcc wants to compile all what gcc compiles it has to support all gcc
> extensions as the one you're using with this sample.
> IMHO a compiler should compile all valid code as determined by a standard
> (in our case different published versions ISO/IEC 9899 standard) and reject
> all other forms. So, tcc does the right job in your case.
> If you're bound to a specific language extension you're also bound a
> specific compiler and you'll easily compile your code on another compiler.
> You'd better rewrite your code so that is complies with the C standard
> level/version you want to support.
> C.
> -----Original Message-----
> From: address@hidden
> [mailto:address@hidden On Behalf Of
> Ammar James
> Sent: Tuesday, June 16, 2009 21:54
> To: address@hidden
> Subject: [Tinycc-devel] tcc and declaring arrays.
> Another area where gcc compiles fine while tcc issues an error.
> Essentially:
> int i;
> i = strlen(s);
> int s2[i];    //tcc doesn't like this.
> tcc's error message is: wrong3.c:9: constant expression expected
> Code attached (21 lines).
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