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Re: optimization/8634: [3.2/3.3 regression] incorrect code for inlining of memcpy under -O2
- From: Glen Nakamura <glen at imodulo dot com>
- To: gcc-gnats at gcc dot gnu dot org, gcc-bugs at gcc dot gnu dot org
- Date: Mon, 9 Dec 2002 22:20:00 -1000
- Subject: Re: optimization/8634: [3.2/3.3 regression] incorrect code for inlining of memcpy under -O2
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8634
Additional analysis of the problem and work-around patch posted at:
http://gcc.gnu.org/ml/gcc-patches/2002-12/msg00533.html
GCC developers with more experience should decide whether or not
const initializers should be flagged as RTX_UNCHANGING, and if so then
the cases that generate multiple sets need to be fixed...
- glen