From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 3 Sep 2012 19:34:49 +0000 (-0700)
Subject: * configure.ac (WARN_CFLAGS): Omit -Wjump-misses-init.
X-Git-Tag: emacs-24.2.90~423
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=79a7bafe62de094b745a47c2b90b17ada5fc5a21;p=emacs.git

* configure.ac (WARN_CFLAGS): Omit -Wjump-misses-init.

It generates false alarms in doc.c, regex.c, xdisp.c.  See
<http://lists.gnu.org/archive/html/emacs-devel/2012-09/msg00040.html>.
---

diff --git a/ChangeLog b/ChangeLog
index 8af393d4393..2fb825ccdda 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2012-09-03  Paul Eggert  <eggert@cs.ucla.edu>
 
+	* configure.ac (WARN_CFLAGS): Omit -Wjump-misses-init.
+	It generates false alarms in doc.c, regex.c, xdisp.c.  See
+	<http://lists.gnu.org/archive/html/emacs-devel/2012-09/msg00040.html>.
+
 	Merge from gnulib, incorporating:
 	2012-08-29 stdbool: be more compatible with mixed C/C++ compiles
 	2011-11-30 manywarnings: update the list of "all" warnings
diff --git a/configure.ac b/configure.ac
index 0e2154aab6e..77e11910553 100644
--- a/configure.ac
+++ b/configure.ac
@@ -705,6 +705,7 @@ else
   nw="$nw -Wswitch-default"         # Too many warnings for now
   nw="$nw -Wfloat-equal"            # warns about high-quality code
   nw="$nw -Winline"                 # OK to ignore 'inline'
+  nw="$nw -Wjump-misses-init"       # We sometimes safely jump over init.
   nw="$nw -Wsync-nand"              # irrelevant here, and provokes ObjC warning
   nw="$nw -Wunsafe-loop-optimizations" # OK to suppress unsafe optimizations