grep branch, master, updated. v2.27-28-g1a45e78

[Paul Eggert]

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- Log -----------------------------------------------------------------
http://git.savannah.gnu.org/cgit/grep.git/commit/?id=1a45e78b8759073c6f184039324d5b4bf8ef8f95


commit 1a45e78b8759073c6f184039324d5b4bf8ef8f95
Author: Paul Eggert <address@hidden>
Date:   Mon Dec 26 09:42:29 2016 -0800

    grep: minor performance tweak for pure functions
    
    * src/search.h (wordchars_size, wordchar_next, wordchar_prev):
    Declare to be pure.

diff --git a/src/search.h b/src/search.h
index 469fc9c..1aa2f94 100644
--- a/src/search.h
+++ b/src/search.h
@@ -48,9 +48,10 @@ typedef signed char mb_len_map_t;
 /* searchutils.c */
 extern void wordinit (void);
 extern kwset_t kwsinit (bool);
-extern size_t wordchars_size (char const *, char const *);
-extern size_t wordchar_next (char const *, char const *);
-extern size_t wordchar_prev (char const *, char const *, char const *);
+extern size_t wordchars_size (char const *, char const *) _GL_ATTRIBUTE_PURE;
+extern size_t wordchar_next (char const *, char const *) _GL_ATTRIBUTE_PURE;
+extern size_t wordchar_prev (char const *, char const *, char const *)
+  _GL_ATTRIBUTE_PURE;
 extern ptrdiff_t mb_goback (char const **, char const *, char const *);
 
 /* dfasearch.c */

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

Summary of changes:
 src/search.h |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)


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