[m-rev.] diff: fix recompilation test failures

[Simon Taylor]

On 28-Jun-2001, Fergus Henderson <fjh at cs.mu.OZ.AU> wrote:
> On 28-Jun-2001, Simon Taylor <stayl at cs.mu.OZ.AU> wrote:
> > 
> > tests/recompilation/Mmakefile:
> > 	Use `override' when setting EXTRA_MCFLAGS, because otherwise
> > 	make ignores the assigment if EXTRA_MCFLAGS is set on the
> > 	command line, as it is for the nightly tests.
> 
> Why don't you use MCFLAGS rather than EXTRA_MCFLAGS here?

Because EXTRA_MCFLAGS comes after MCFLAGS in ALL_MCFLAGS, and we need
to be sure that `--intermodule-optimization' is disabled for the
recompilation tests (test_mercury puts it in EXTRA_MCFLAGS).

Simon.
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