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Re: bug in regex when compiled with -DMBS_SUPPORT

From: Andreas Jaeger
Subject: Re: bug in regex when compiled with -DMBS_SUPPORT
Date: Mon, 29 Oct 2001 10:30:04 +0100
User-agent: Gnus/5.090004 (Oort Gnus v0.04) XEmacs/21.4 (Artificial Intelligence, i386-suse-linux)

Daryl Habersetzer - ProdEng DRAM <address@hidden> writes:

> I (believe) I have found a bug in regexec ONLY when it is compiled with 
> When the string you are searching exceeds 931667 bytes, regexec will seg 
> fault.  I've
> attached two files to illustrate:
> make_test_file -> a short perl script to create a test file
> bug.c -> a c program to illustrate the problem
> %gcc -o bug bug.c
> %perl make_test_file 981668 > test_file
> %bug test_file
> some specifics:
> I am using:
> glibc-2.2.2
> gcc-2.96

This works fine with glibc 2.2.4:
$ ./bug test_file 
Read 981674 bytes from test_file into str_ptr.
Compiled re.
Found it.

 Andreas Jaeger
  SuSE Labs address@hidden
   private address@hidden

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