(save_expr): Update tombstone comment.

From-SVN: r5649
This commit is contained in:
Richard Kenner 1993-10-06 18:45:41 -04:00
parent ce966a6061
commit c5af99013b
1 changed files with 2 additions and 3 deletions

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@ -1847,9 +1847,8 @@ staticp (arg)
Constants, and certain read-only nodes, are returned with no
SAVE_EXPR because that is safe. Expressions containing placeholders
are not touched. (Kenner, please add a cross reference to where
placeholders are explained, so people can learn the basics for
understanding this.) */
are not touched; see tree.def for an explanation of what these
are used for. */
tree
save_expr (expr)