Re: Problem with Solaris 10 / SPARC

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On Mon, 1 Jul 2013, Amos wrote:

$ /usr/bin/isainfo -kv
64-bit sparcv9 kernel modules

Actually, at what point *does* gcc begin compiling by default as
64-bit on Solaris when the 64-bit kernel is running?

Why should it ? On sparc, 64-bit code is slower and only useful if you need more than 2G of RAM (which might indeed be the case for gcc, especially with LTO). There is a reason most of the userland still comes as 32 bits in solaris while the 32 bit kernel disappeared a while ago.

--
Marc Glisse




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