Building GCC & CFLAGS settings

Andreas Schwab
Thu May 6 08:25:00 GMT 2010

Steve Ellcey <> writes:

> HJ seems to have the way to make it work, set CC to 'gcc -mlp64' instead
> of setting CC to 'gcc' and CFLAGS to '-mlp64' but that seems a bit
> counter-intuitive to the meaning of the flags.

'-mlp64' is an ABI-changing flag, so it is better to put it in CC, since
you are, in effect, using an incompatible compiler.


Andreas Schwab,
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