Prefer memset to repeatedly assigning Qnil

* alloc.c (allocate_pseudovector): Catch more bogus values.
* alloc.c (allocate_pseudovector):
* callint.c (Fcall_interactively):
* coding.c (syms_of_coding):
* fringe.c (init_fringe):
Verify that Qnil == 0.
* callint.c (Fcall_interactively):
* eval.c (Fapply, Ffuncall):
* fns.c (mapcar1, larger_vector):
* font.c (font_expand_wildcards):
* fringe.c (init_fringe):
Prefer memset to assigning zeros by hand.
* callint.c (Fcall_interactively):
Remove duplicate assignment of Qnil to args[i].
* coding.c (syms_of_coding):
Prefer LISP_INITIALLY_ZERO to assigning zeros by hand.
* fileio.c (Ffile_selinux_context):
Rewrite to avoid need for Lisp_Object array.
* lisp.h (XLI_BUILTIN_LISPSYM): New macro.
(DEFINE_LISP_SYMBOL_END): Use it.
(NIL_IS_ZERO): New constant.
(memsetnil): New function.

1 files changed, 26 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 16e2fa19626..04b952cae60 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,29 @@
+2015-01-19  Paul Eggert  <eggert@cs.ucla.edu>
+
+        Prefer memset to repeatedly assigning Qnil
+        * alloc.c (allocate_pseudovector): Catch more bogus values.
+        * alloc.c (allocate_pseudovector):
+        * callint.c (Fcall_interactively):
+        * coding.c (syms_of_coding):
+        * fringe.c (init_fringe):
+        Verify that Qnil == 0.
+        * callint.c (Fcall_interactively):
+        * eval.c (Fapply, Ffuncall):
+        * fns.c (mapcar1, larger_vector):
+        * font.c (font_expand_wildcards):
+        * fringe.c (init_fringe):
+        Prefer memset to assigning zeros by hand.
+        * callint.c (Fcall_interactively):
+        Remove duplicate assignment of Qnil to args[i].
+        * coding.c (syms_of_coding):
+        Prefer LISP_INITIALLY_ZERO to assigning zeros by hand.
+        * fileio.c (Ffile_selinux_context):
+        Rewrite to avoid need for Lisp_Object array.
+        * lisp.h (XLI_BUILTIN_LISPSYM): New macro.
+        (DEFINE_LISP_SYMBOL_END): Use it.
+        (NIL_IS_ZERO): New constant.
+        (memsetnil): New function.
+
 2015-01-16  Dmitry Antipov  <dmantipov@yandex.ru>
 
         Tune pseudovector allocation assuming Qnil == 0.