"\c?" should be equal to "\x7f"
-------------------------------
Key: JRUBY-6051
URL: https://jira.codehaus.org/browse/JRUBY-6051
Project: JRuby
Issue Type: Bug
Components: Parser
Reporter: Yusuke Endoh
Assignee: Thomas E Enebo
$ bin/jruby --1.9 -e 'p "\c?", "\c?" == "\x7f"'
"w"
false
$ ruby -e 'p "\c?", "\c?" == "\x7f"'
"\u007F"
true
diff --git a/src/org/jruby/lexer/yacc/RubyYaccLexer.java
b/src/org/jruby/lexer/yacc/RubyYaccLexer.java
index 71bf9b5..e305cd3 100644
--- a/src/org/jruby/lexer/yacc/RubyYaccLexer.java
+++ b/src/org/jruby/lexer/yacc/RubyYaccLexer.java
@@ -2533,7 +2533,7 @@ public class RubyYaccLexer {
if ((c = src.read()) == '\\') {
c = readEscape();
} else if (c == '?') {
- return '\u0177';
+ return '\177';
} else if (c == EOF) {
throw new SyntaxException(PID.INVALID_ESCAPE_SYNTAX,
getPosition(),
getCurrentLine(), "Invalid escape character
syntax");
--
Yusuke Endoh <[email protected]>
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