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Re: Using SSA
- From: Paolo Bonzini <paolo dot bonzini at lu dot unisi dot ch>
- To: Alexander Lamaison <awl03 at doc dot ic dot ac dot uk>
- Cc: gcc at gcc dot gnu dot org
- Date: Thu, 22 Mar 2007 09:28:29 +0100
- Subject: Re: Using SSA
- References: <00c201c76c1d$b4bc5000$1e34f000$@ic.ac.uk>
- Reply-to: bonzini at gnu dot org
> The tree_opt_pass for my pass has PROP_ssa set in the properties_required
> field. Is this all I need to do?
You need to put your pass after pass_build_ssa. Setting PROP_ssa does
not build SSA itself, but it will cause an assertion failure if the
pass is run while SSA is (not yet) available.
Paolo