11 lines
480 B
Diff
11 lines
480 B
Diff
--- tool/src/main/java/org/antlr/tool/CompositeGrammar.java.orig 2014-05-30 00:12:33.360503545 +0100
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+++ tool/src/main/java/org/antlr/tool/CompositeGrammar.java 2014-05-30 00:13:38.533423946 +0100
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@@ -219,7 +219,7 @@
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public List<Grammar> getIndirectDelegates(Grammar g) {
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List<Grammar> direct = getDirectDelegates(g);
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List<Grammar> delegates = getDelegates(g);
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- delegates.removeAll(direct);
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+ if ( direct!=null ) delegates.removeAll(direct);
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return delegates;
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}
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