diff options
| author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-12-13 13:44:02 +0000 |
|---|---|---|
| committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-12-13 13:44:02 +0000 |
| commit | a648fc802bd626dc29ec690f29c6a69f2510b0cb (patch) | |
| tree | 06dfcf6a2ac7c8db44196c02489aa209c5ead9b0 /encoding.c | |
| parent | 968918da16ea89434798d29247e247601a046a9d (diff) | |
* encoding.c (rb_enc_compatible): encoding should never fall back
to ASCII-8BIT unless both encodings are ASCII-8BIT.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14217 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'encoding.c')
| -rw-r--r-- | encoding.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/encoding.c b/encoding.c index 0562281d51..f297983cc2 100644 --- a/encoding.c +++ b/encoding.c @@ -397,7 +397,10 @@ rb_enc_compatible(VALUE str1, VALUE str2) if (cr1 == ENC_CODERANGE_7BIT) return rb_enc_from_index(idx2); if (cr2 == ENC_CODERANGE_7BIT) return rb_enc_from_index(idx1); } - if (cr1 == ENC_CODERANGE_7BIT) return rb_enc_from_index(0); + if (cr2 == ENC_CODERANGE_7BIT) { + if (idx1 == 0) return rb_enc_from_index(idx2); + if (idx2 == 0) return rb_enc_from_index(idx1); + } } if (cr1 == ENC_CODERANGE_7BIT && rb_enc_asciicompat(enc = rb_enc_from_index(idx2))) |