Hi Richard,
> The following is an attempt to change those testcases to be less dependent
> on previous passes. The original motivation of the testcases seems to be
> testing SCEV capabilities and in turn IVOPTs decisions, thus the testcases
> are changed to check the IVO dump, use the GIMPLE FE feeding the loop
> pipeline directly and skip lowering/store-motion we meanwhile do to
> the testcase.
>
> To avoid some existing issue with CFG construction after GIMPLE parsing
> we need to be able to add GIMPLE_NOPs which the patch enables to generate
> from empty stmts (previously those resulted in parse errors).
>
> Tested the testcases on x86_64 with {,-m32} sofar I'll appreciate
> testing on more targets.
I had included the patch in this weekend's Solaris bootstraps and all
scev-?.c failures were gone on both sparc and x86.
Thanks.
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
