Aldy Hernandez <al...@redhat.com> writes:
> Torvald has a testcase from the STAMP benchmark that is showing a memory
> corruption error after my fix to publication safety problems.
>
> The problem is we're allocating a chunk of worklist memory of size
> n_basic_blocks which changes with tail merge optimization and such. We end
> up with a smaller n_basic_blocks than some of the BB's left in the region.
> I believe what we want is last_basic_block.
>
> This fixes the memory corruption bug. I couldn't minimize a sensible
> testcase.
Could this be PR middle-end/52463 libitm.c/memcpy-1.c FAILs?
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
