Marc, can you please take care of it when you get a chance?

On Thu, Nov 09, 2023 at 11:22:21AM +0000, Simon Wright wrote:
> On 24 Oct 2023, at 10:49, Arnaud Charlet <char...@adacore.com> wrote:
> > 
> > This change is OK, thank you.
> 
> Can it be committed, then, please?
> 
> >> The description of the second Value function (returning Duration) (ARM 
> >> 9.6.1(87) 
> >> doesn't place any limitation on the Elapsed_Time parameter's value, beyond 
> >> "Constraint_Error is raised if the string is not formatted as described 
> >> for Image, or 
> >> the function cannot interpret the given string as a Duration value".
> >> 
> >> It would seem reasonable that Value and Image should be consistent, in 
> >> that any 
> >> string produced by Image should be accepted by Value. Since Image must 
> >> produce
> >> a two-digit representation of the Hours, there's an implication that its 
> >> Elapsed_Time parameter should be less than 100.0 hours (the ARM merely says
> >> that in that case the result is implementation-defined).
> >> 
> >> The current implementation of Value raises Constraint_Error if the 
> >> Elapsed_Time
> >> parameter is greater than or equal to 24 hours.
> >> 
> >> This patch removes the restriction, so that the Elapsed_Time parameter 
> >> must only
> >> be less than 100.0 hours.
> >> 
> >> gcc/ada/Changelog:
> >> 
> >>  2023-10-15 Simon Wright <si...@pushface.org>
> >> 
> >>  PR ada/111813
> >> 
> >>  * gcc/ada/libgnat/a-calfor.adb (Value (2)): Allow values of parameter
> >>      Elapsed_Time greater than or equal to 24 hours, by doing the
> >>      hour calculations in Natural rather than Hour_Number (0 .. 23).
> >>      Calculate the result directly rather than by using Seconds_Of
> >>      (whose Hour parameter is of type Hour_Number).
> >> 
> >>      If an exception occurs of type Constraint_Error, re-raise it
> >>      rather than raising a new CE.
> >> 
> >> gcc/testsuite/Changelog:
> >> 
> >>  2023-10-15 Simon Wright <si...@pushface.org>
> >> 
> >>  PR ada/111813
> >> 
> >>  * gcc/testsuite/gnat.dg/calendar_format_value.adb: New test.

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