[trunk<-vta] Re: [vta,trunk?] introduce -fdump-unnumbered-links

[Alexandre Oliva]

This new flag was useful to debug bootstrap-debug failures (now
BUILD_CONFIG=bootstrap-debug, and/or the upcoming -fcompare-debug)

On Jan  3, 2008, Alexandre Oliva <aoliva@redhat.com> wrote:

> Even after -fmin-insn-uid (motivated by the wish to not use
> -fdump-unnumbered, that dropped too much useful information),
> identical insns were still marked as differences if they were preceded
> or followed by debug insns, because the doubly-linked list links were
> different.  This information is mostly redundant anyway, dropping it
> is not a problem for the kind of debugging I was doing.  I didn't make
> it imply -fdump-no-addr, like -fdump-unnumbered does, but I don't have
> strong reasons for this, and it could easily be changed.

Ok for trunk?

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Alexandre Oliva, freedom fighter    http://FSFLA.org/~lxoliva/
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