target/5938: IRIX mabi=64/crtbegin.o is not -mips3

[David Kaelbling]

rth@gcc.gnu.org wrote:
> 
>     I have some rememberance of N32 implying MIPS III and
>     N64 implying MIPS IV.  If correct, this is a non-bug.

This is not correct.  Most -64 systems are also -mips4, but there are a
couple exceptions: the original R4400 based Onyx and Challenge systems
are two.  Those systems support -64, but only -mips3.

-- 
David KAELBLING <drk@sgi.com>	    Silicon Graphics Computer Systems
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