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-rw-r--r--ChangeLog7
-rw-r--r--re.c11
-rw-r--r--test/ruby/test_m17n.rb3
3 files changed, 19 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 8c5f936f66..5283c86d49 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Fri Oct 17 15:06:49 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * re.c (unescape_nonascii): make dynamically compiled US-ASCII
+ regexps ASCII-8BIT encoding if binary (hexadecimal, control,
+ meta) escapes are contained, as well as literal regexps.
+ [ruby-dev:48626] [Bug #10382]
+
Fri Oct 17 03:05:08 2014 Eric Wong <e@80x24.org>
* test/-ext-/bug_reporter/test_bug_reporter.rb
diff --git a/re.c b/re.c
index d110fe63ef..9258f83ee4 100644
--- a/re.c
+++ b/re.c
@@ -2284,8 +2284,15 @@ unescape_nonascii(const char *p, const char *end, rb_encoding *enc,
case 'C': /* \C-X, \C-\M-X */
case 'M': /* \M-X, \M-\C-X, \M-\cX */
p = p-2;
- if (unescape_escaped_nonascii(&p, end, enc, buf, encp, err) != 0)
- return -1;
+ if (enc == rb_usascii_encoding()) {
+ c = read_escaped_byte(&p, end, err);
+ if (c == -1) return -1;
+ rb_str_buf_cat(buf, &c, 1);
+ }
+ else {
+ if (unescape_escaped_nonascii(&p, end, enc, buf, encp, err) != 0)
+ return -1;
+ }
break;
case 'u':
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index 7d00b1aec6..6537b070c5 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -480,6 +480,9 @@ class TestM17N < Test::Unit::TestCase
assert_regexp_fixed_ascii8bit(eval(a(%{/\xc2\xa1/n})))
assert_regexp_fixed_ascii8bit(eval(a(%q{/\xc2\xa1/})))
+ s = '\xc2\xa1'
+ assert_regexp_fixed_ascii8bit(/#{s}/)
+
assert_raise(SyntaxError) { eval("/\xa1\xa1/n".force_encoding("euc-jp")) }
[/\xc2\xa1/n, eval(a(%{/\xc2\xa1/})), eval(a(%{/\xc2\xa1/n}))].each {|r|