From: Bruno Haible <bruno@clisp.org>
Date: Mon, 18 Dec 2006 13:00:17 +0000 (+0000)
Subject: Use IF_LINT.
X-Git-Tag: v0.17~564
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0168d4b8e5291d37ef628c977af2e7ddff8a156c;p=thirdparty%2Fgettext.git

Use IF_LINT.
---

diff --git a/gnulib-local/ChangeLog b/gnulib-local/ChangeLog
index d9917f414..0f53f863a 100644
--- a/gnulib-local/ChangeLog
+++ b/gnulib-local/ChangeLog
@@ -1,5 +1,7 @@
 2006-10-07  Bruno Haible  <bruno@clisp.org>
 
+	* lib/fstrcmp.c (IF_LINT): New macro.
+
 	* lib/fstrcmp.c: Make comments and variable syntax closer to GNU
 	diff's analyze.c.
 
diff --git a/gnulib-local/lib/fstrcmp.c b/gnulib-local/lib/fstrcmp.c
index 4aa9c35a4..1c1fb8473 100644
--- a/gnulib-local/lib/fstrcmp.c
+++ b/gnulib-local/lib/fstrcmp.c
@@ -80,6 +80,15 @@
 #define OFFSET_MAX \
   ((((OFFSET)1 << (sizeof (OFFSET) * CHAR_BIT - 2)) - 1) * 2 + 1)
 
+/* Use this to suppress gcc's `...may be used before initialized' warnings. */
+#ifndef IF_LINT
+# ifdef lint
+#  define IF_LINT(Code) Code
+# else
+#  define IF_LINT(Code) /* empty */
+# endif
+#endif
+
 /*
  * Context of comparison operation.
  */
@@ -368,13 +377,9 @@ diag (OFFSET xoff, OFFSET xlim, OFFSET yoff, OFFSET ylim, bool find_minimal,
       if (c >= ctxt->too_expensive)
 	{
 	  OFFSET fxybest;
-	  OFFSET fxbest;
+	  OFFSET fxbest IF_LINT (= 0);
 	  OFFSET bxybest;
-	  OFFSET bxbest;
-
-	  /* Pacify `gcc -Wall'. */
-	  fxbest = 0;
-	  bxbest = 0;
+	  OFFSET bxbest IF_LINT (= 0);
 
 	  /* Find forward diagonal that maximizes X + Y.  */
 	  fxybest = -1;