* data/glr.c (yyaddDeferredAction): Flesh out the comment.

[bison.git] / data / glr.c

diff --git a/data/glr.c b/data/glr.c
index f3d7f99008a9d850315dc1a2b2dec94da6da4a9b..b82f5edee2862e56548512982c3126b26c35838e 100644 (file)
--- a/data/glr.c
+++ b/data/glr.c
@@ -1101,8 +1101,10 @@ yynewGLRStackItem (yyGLRStack* yystackp, yybool yyisState)
   return yynewItem;
 }
 
-/** Stack #K = the stack from which RHS is taken.  This might not be the stack
- *  containing STATE, to which the deferred action is added.  */
+/** Add a new semantic action that will execute the action for rule
+ *  RULENUM on the semantic values in RHS to the list of
+ *  alternative actions for STATE.  Assumes that RHS comes from 
+ *  stack #K of *STACKP. */
 static void
 yyaddDeferredAction (yyGLRStack* yystackp, size_t yyk, yyGLRState* yystate,
                     yyGLRState* rhs, yyRuleNum yyrule)