[perl #82418] sprintf() not respecting locale in 5.10+

If changes to the runtime environment can cause sprintf to need to
output different things, shouldn't we really just not be constant
folding sprintf?

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via perlbug:  queue: perl5 status: open
https://rt.perl.org:443/rt3/Ticket/Display.html?id=82418

• [perl #82418] sprintf() not respecting locale in 5.10+ by Adi Fairbank via RT
• Re: [perl #82418] sprintf() not respecting locale in 5.10+ by Adi Fairbank
• [perl #82418] sprintf() not respecting locale in 5.10+ by Jesse Luehrs via RT
• [perl #82418] sprintf() not respecting locale in 5.10+ by Father Chrysostomos via RT
• [perl #82418] sprintf() not respecting locale in 5.10+ by Father Chrysostomos via RT
• [perl #82418] sprintf() not respecting locale in 5.10+ by Karl Williamson via RT
• [perl #82418] sprintf() not respecting locale in 5.10+ by James E Keenan via RT