BUG: sed 4.2.1 doesn't work properly if non-ASCII characters are included.

[Masato Hashimoto]

Hi,

This is a bug report.

Product: sed
Version: 4.2.1
Platform: Linux (Arch Linux, i686)
Severity: blocker
Priority: Very high

Overview:
sed 4.2.1 doesn't work properly if non-ASCII characters are included in regex 
pattern.

Sample of actual result (included Japanese hiragana characters):

$ echo "ほげ1 hage1" | sed 's/^\([^ ]\+\)1 /\12 /'
ほげ1 hage1

Expected Result:

$ echo "ほげ1 hage1" | sed 's/^\([^ ]\+\)1 /\12 /'
ほげ2 hage1

Additional info:
sed 4.1.5 works properly.

Regards
-- 
HASHIMOTO, Masato
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