fix IOOBE in test_regexp quote

jruby · Jan 16, 2018 · 0c7f44a · 0c7f44a
1 parent baf2bf6
commit 0c7f44a
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/core/src/main/java/org/jruby/RubyRegexp.java b/core/src/main/java/org/jruby/RubyRegexp.java
@@ -648,6 +648,10 @@ static ByteList quote(ByteList bs, boolean asciiOnly) {
                     c = bytes[p] & 0xff;
                 } else {
                     cl = StringSupport.preciseLength(enc, bytes, p, end);
+                    if (cl < 0) {
+                        p += StringSupport.length(enc, bytes, p, end);
+                        continue;
+                    }
                     c = enc.mbcToCode(bytes, p, end);
                 }