bug#18806: grep -rP getline crashes prematurely (without displaying all

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bug#18806: grep -rP getline crashes prematurely (without displaying all

From:	Paul Eggert
Subject:	bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8
Date:	Fri, 24 Oct 2014 13:38:19 -0700
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0

Thanks for looking into this. I added that test case, but took amore-conservative approach to fixing the bug, by disabling theoptimization that's causing this problem; please see attached patches.The optimization was a hack anyway, and these bugs suggest that it's nota hack worth keeping.

0001-grep-fix-grep-P-crash.patch
Description: Text Data

0002-tests-add-test-for-grep-P-fix.patch
Description: Text Data

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bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Shlomi Fish, 2014/10/23
- bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Paul Eggert, 2014/10/23
  - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Shlomi Fish, 2014/10/24
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Norihiro Tanaka, 2014/10/24
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Shlomi Fish, 2014/10/24
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Norihiro Tanaka, 2014/10/24
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Paul Eggert <=
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Norihiro Tanaka, 2014/10/24
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Shlomi Fish, 2014/10/25
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Jim Meyering, 2014/10/25
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Paul Eggert, 2014/10/25
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Jim Meyering, 2014/10/25
    - bug#18806: grep -rP getline crashes prematurely (without displaying all results) on invalid UTF-8 input with LC_ALL=en_US.UTF-8, Paul Eggert, 2014/10/26

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