(j3.2006) Fwd: BOZ incompatiability in Fortran standards

Toon Moene toon
Mon Oct 9 14:10:16 EDT 2017


On 10/07/2017 01:02 AM, Bill Long wrote:

>> On Oct 6, 2017, at 5:45 PM, Van Snyder <Van.Snyder at jpl.nasa.gov> wrote:

>> I did propose during the F03 development that the statement line limit
>> ought to be 9999, but that was shot down.
> 
> Vendor fatigue at constantly changing the limit, combined with some abusive user codes, have lead some implementations to give up and just allow unlimited continuations lines.

This is the least important aspect of this discussion, but I cannot 
resist relaying this gem from September 1992.

I was trying to get Craig Burley (author of g77) to have me on the 
"alpha" test team, so I had to mention some questions about 
non-standard-compliance.

One I knew about was:

"Our code has continuation lines in excess of the Standard (77) allowed 19".

His answer:

"You can have as many continuation lines as the virtual memory of the 
machine you're compiling on allows."

Cheers,

-- 
Toon Moene - e-mail: toon at moene.org - phone: +31 346 214290
Saturnushof 14, 3738 XG  Maartensdijk, The Netherlands
At home: http://moene.org/~toon/; weather: http://moene.org/~hirlam/
Progress of GNU Fortran: http://gcc.gnu.org/wiki/GFortran#news



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