On Mon, Jan 19, 2009 at 11:11 PM, Ben Elliston <b...@au1.ibm.com> wrote:
>> > Is this an oversight, or are these options deprecated?
>>
>> These options are intentionally not documented: they should not be
>> used by programmers.
>
> Perhaps we should add a comment to common.opt to explain this?

Yes, we could apply this patch.

Sebastian
Index: common.opt
===================================================================
--- common.opt	(revision 143456)
+++ common.opt	(working copy)
@@ -551,6 +551,7 @@ Common Report Var(flag_gcse_after_reload
 Perform global common subexpression elimination after register allocation
 has finished
 
+; This option is not documented yet as its semantics will change.
 fgraphite
 Common Report Var(flag_graphite)
 Enable in and out of Graphite representation
@@ -567,6 +568,7 @@ floop-block
 Common Report Var(flag_loop_block) Optimization
 Enable Loop Blocking transformation
 
+; This option is not documented as it does not perform any useful optimization.
 fgraphite-identity
 Common Report Var(flag_graphite_identity) Optimization
 Enable Graphite Identity transformation

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