[Truffle] Fix printf grammar warning.

jruby · Mar 24, 2016 · f6ed52e · f6ed52e
1 parent fa11d87
commit f6ed52e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/truffle/src/main/antlr4/org/jruby/truffle/core/format/parser/PrintfLexer.g4 b/truffle/src/main/antlr4/org/jruby/truffle/core/format/parser/PrintfLexer.g4
@@ -10,7 +10,7 @@
 lexer grammar PrintfLexer;
 
 FORMAT  : '%' -> mode(FORMAT_MODE);
-LITERAL : (~'%')* ;
+LITERAL : (~'%')+ ;
 
 mode FORMAT_MODE;