diff options
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 0562281d5..f297983cc 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))) |