* tree-scalar-evolution.c (scev_const_prop):

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
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@@ -1,3 +1,15 @@
+2006-12-11  Diego Novillo  <dnovillo@redhat.com>
+
+       * tree-scalar-evolution.c (scev_const_prop):
+       * tree-phinodes.c (remove_phi_node): Add argument
+       RELEASE_LHS_P.  If given, release the SSA name on the LHS of
+       the PHI node.
+       Update all users.
+       * tree-ssa-dce.c: Remove forward declarations for static
+       functions.  Re-arrange functions bodies as needed.
+       (find_obviously_necessary_stmts): Never mark PHI nodes as
+       obviously necessary.
+
 2006-12-11  Carlos O'Donell  <carlos@codesourcery.com>
 
        * config/arm/elf.h (MAX_OFILE_ALIGNMENT): Remove definition.