b2/: for consistency, make "break/continue $" equivalent to "break/continue"

Plus a bit of code simplification.
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Werner Almesberger committed 2012-05-22 15:57:55 -03:00
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commit 4f142c1250
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@@ -37,7 +37,9 @@ with curly braces:
${foo}, ...
input variable (in pattern):
$$
the input variable ($) can also be used as LHS for matches and assignments
the input variable ($) can also be used as LHS for matches, assignments, and
as break/continue target.
Caveat: