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Scalar analyzer dependent on DCE2?
- From: Daniel Berlin <dberlin at dberlin dot org>
- To: Pop Sébastian <pop at gauvain dot u-strasbg dot fr>
- Cc: gcc mailing list <gcc at gcc dot gnu dot org>
- Date: Fri, 2 Jan 2004 18:13:30 -0500
- Subject: Scalar analyzer dependent on DCE2?
in tree-optimize.c, you have:
/* Do a second DCE pass. */
if (flag_tree_dce)
{
tree_ssa_dce (fndecl, TDI_dce_2);
ggc_collect ();
if (flag_scalar_evolutions || flag_tree_vectorize)
{
That means, if flag_tree_dce is false, we never run the
vectorizer/scalar analyzer.
Is this what you really meant, or did you forget a } after the
ggc_collect?