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Re: patch to canonize unsigned tree-csts
- From: Richard Sandiford <rdsandiford at googlemail dot com>
- To: Kenneth Zadeck <zadeck at naturalbridge dot com>
- Cc: Richard Biener <rguenther at suse dot de>, gcc-patches <gcc-patches at gcc dot gnu dot org>, Mike Stump <mikestump at comcast dot net>
- Date: Thu, 17 Oct 2013 09:10:54 +0100
- Subject: Re: patch to canonize unsigned tree-csts
- Authentication-results: sourceware.org; auth=none
- References: <5238B585 dot 2020703 at naturalbridge dot com> <alpine dot LNX dot 2 dot 00 dot 1309241539100 dot 29411 at zhemvz dot fhfr dot qr> <5241986B dot 7040306 at naturalbridge dot com> <alpine dot LNX dot 2 dot 00 dot 1309241550270 dot 29411 at zhemvz dot fhfr dot qr> <524D7A13 dot 6060303 at naturalbridge dot com> <871u42e8c7 dot fsf at sandifor-thinkpad dot stglab dot manchester dot uk dot ibm dot com> <524D8465 dot 8000301 at naturalbridge dot com> <87hacytjmm dot fsf at talisman dot default> <524D9F8F dot 7080808 at naturalbridge dot com> <874n8xkm31 dot fsf at sandifor-thinkpad dot stglab dot manchester dot uk dot ibm dot com> <524F0F28 dot 8040401 at naturalbridge dot com> <87txgusqws dot fsf at talisman dot default> <525D3495 dot 4070702 at naturalbridge dot com> <87d2n68kf1 dot fsf at talisman dot default> <8761sy8k0n dot fsf at talisman dot default> <525F3984 dot 4080907 at naturalbridge dot com>
Kenneth Zadeck <zadeck@naturalbridge.com> writes:
> On 10/15/2013 02:30 PM, Richard Sandiford wrote:
>> Richard Sandiford <rdsandiford@googlemail.com> writes:
>>> if (small_prec)
>>> ;
>>> else if (precision == xprecision)
>>> while (len >= 0 && val[len - 1] == -1)
>>> len--;
>> Err, len > 0 obviously.
> you were only close.
Bah.
> patch tested on ppc and committed as revision 203739.
Thanks. So that should have got rid of the last use of scratch in
tree->addr_wide_int and tree->max_wide_int.
Richard