Akim Demaille 3cf3393bd4 skeletons: avoid empty switch constructs ...

Reported by Rob Conde.
http://lists.gnu.org/archive/html/bug-bison/2013-03/msg00003.html

* data/c.m4 (b4_symbol_actions): Rename as...
(_b4_symbol_actions): this.
(b4_symbol_actions): New wrapper.
Do not emit empty switches.
Adjust all b4_symbol_actions callers.

2013-04-08 11:17:09 +02:00

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