grep branch, master, updated. v2.18-149-g5dc3af2

[Paul Eggert]

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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/grep.git/commit/?id=5dc3af2806d21455b818be3f9da26c372e4a7f8d


commit 5dc3af2806d21455b818be3f9da26c372e4a7f8d
Author: Norihiro Tanaka <address@hidden>
Date:   Sat May 17 09:40:38 2014 +0900

    grep: do not count newline before the start of buffer
    
    * src/dfa.c (build_state): When checking whether the previous
    character was a newline, do not count any newline before the
    start of the buffer.

diff --git a/src/dfa.c b/src/dfa.c
index 3c9cb75..8ff29d0 100644
--- a/src/dfa.c
+++ b/src/dfa.c
@@ -3396,7 +3396,7 @@ dfaexec (struct dfa *d, char const *begin, char *end,
 
       /* If the previous character was a newline, count it, and skip
          checking of multibyte character boundary until here.  */
-      if (p[-1] == eol)
+      if (p[-1] == eol && (char *) p != begin)
         {
           nlcount++;
           mbp = p;

-----------------------------------------------------------------------

Summary of changes:
 src/dfa.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)


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