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* varasm.c (ultimate_transparent_alias_target): Add comment. 

From-SVN: r107611
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Alexandre Oliva 2005-11-28 18:18:54 +00:00 committed by Alexandre Oliva
parent 1ac221f2df
commit 2979bcca5d
2 changed files with 12 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,7 @@
2005-11-28 Alexandre Oliva <aoliva@redhat.com>
* varasm.c (ultimate_transparent_alias_target): Add comment.
2005-11-28 Kazu Hirata <kazu@codesourcery.com>
* config/m68k/m68k.c (notice_update_cc): Use SET_DEST and

8
gcc/varasm.c
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@ -1996,6 +1996,14 @@ mark_decl_referenced (tree decl)
which do not need to be marked. */
}
/* Follow the IDENTIFIER_TRANSPARENT_ALIAS chain starting at *ALIAS
until we find an identifier that is not itself a transparent alias.
Modify the alias passed to it by reference (and all aliases on the
way to the ultimate target), such that they do not have to be
followed again, and return the ultimate target of the alias
chain. */
static inline tree
ultimate_transparent_alias_target (tree *alias)
{