* string.c (rb_str_inspect): append for each chars instead of bulk

  copy if encoding conversion is needed.  [ruby-core:33283]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29868 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 2 deletions

diff --git a/string.c b/string.c
index 20466e16f2..307056cee7 100644
--- a/string.c
+++ b/string.c
@@ -4238,8 +4238,10 @@ rb_str_inspect(VALUE str)
               (cc == '$' || cc == '@' || cc == '{')))) {
 	    if (p - n > prev) str_buf_cat(result, prev, p - n - prev);
 	    str_buf_cat2(result, "\\");
-	    prev = p - n;
-	    continue;
+	    if (enc == resenc) {
+		prev = p - n;
+		continue;
+	    }
 	}
 	switch (c) {
 	  case '\n': cc = 'n'; break;