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On Fri, 2007-06-08 10:48:02 +0200, Jim Meyering <jim@meyering.net> wrote: > This started with Bruno Haible's bug report: > > > printf crashes on some 'long double' values > > http://sourceware.org/bugzilla/show_bug.cgi?id=4586 > > I objected to the closure of that BZ: > > http://thread.gmane.org/gmane.comp.lib.glibc.alpha/12394 > > For example, it can cause GNU od to segfault. [...] > On x86_64, you need to use -tf16 to get the long double interpretation. > On an 686-based system, it's a 12-byte quantity, so you need "-tf12". > Both of these systems are using libc-2.5: [...] With -tf16, what binary float representation is used? 754? 854? One of the VAX formats? IBM? The local representation of a "long double"? That would even mean that feeding the same bytes into GNU od, you may get two different results on two different architectures because of architecture-dependant data parsing? MfG, JBG -- Jan-Benedict Glaw jbglaw@lug-owl.de +49-172-7608481 Signature of: 23:53 <@jbglaw> So, ich kletter' jetzt mal ins Bett. the second : 23:57 <@jever2> .oO( kletter ..., hat er noch Gitter vorm Bett, wie frÃher meine Kinder?) 00:00 <@jbglaw> jever2: *patsch* 00:01 <@jever2> *aua*, wofÃr, Gedanken sind frei! 00:02 <@jbglaw> Nee, freie Gedanken, die sind seit 1984 doch aus! 00:03 <@jever2> 1984? ich bin erst seit 1985 verheiratet!
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