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Re: How can I get the dump file which is in SSA form ?
- From: Brian Dessent <brian at dessent dot net>
- To: Qiang Huang <qianghuang87 at gmail dot com>
- Cc: gcc-help at gcc dot gnu dot org
- Date: Tue, 18 Mar 2008 03:20:58 -0700
- Subject: Re: How can I get the dump file which is in SSA form ?
- References: <1807a3db0803172147g76a7bcf0mfc6493531bd5472d@mail.gmail.com>
- Reply-to: gcc-help at gcc dot gnu dot org
Qiang Huang wrote:
> I used the command bellow:
>
> gcc -fdump-tree-ssa hello.c
>
> to dump the file in SSA form. However, I can't find the file in the
> directory.It seems that the file wasn't dumped at all.
You haven't asked gcc to do any optimization, so the tree-ssa passes
never run and there's nothing to dump. You need to specify an
optimization level higher than the default 0.
Brian