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Re: size_t issue in expand_string_dollar_quote

From: Chet Ramey
Subject: Re: size_t issue in expand_string_dollar_quote
Date: Fri, 31 Mar 2023 16:47:59 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.8.0

On 3/29/23 6:28 PM, Grisha Levit wrote:
bash --norc -in <<<$'"\e\cE'

ERROR: AddressSanitizer: negative-size-param: (size=-1)
     #0 wrap_strncpy+0x228
     #1 expand_string_dollar_quote subst.c:4108
     #2 shell_expand_line bashline.c:2887

Thanks for the report.

probably not the cleanest fix but the issue is here:

It's not unreasonable.

``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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