[Bug libfortran/54097] configure: error: GNU Fortran is not working (CPU you selected does not support x86-64 instruction set)

Wed Jul 25 23:02:00 GMT 2012

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54097

pentium4borg at gmail dot com changed:

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--- Comment #2 from pentium4borg at gmail dot com 2012-07-25 23:02:28 UTC ---
(In reply to comment #1)
> Simple answer don't use "-march=i686" in any of the *C*FLAGS env variables.

Why is that? I thought -march=i686 was supposed to produce i686 compatible code
(i.e., 32-bit).