From: Andreas Schwab <schwab@redhat.com>
Date: Tue, 25 Oct 2011 13:06:34 +0000 (+0200)
Subject: Use correct signedness in default implementations of wcscmp and wmemcmp
X-Git-Tag: upstream/2.30~11921^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1f1e194720177de3cbc2a84bc62d22e63cb23d4a;p=external%2Fglibc.git

Use correct signedness in default implementations of wcscmp and wmemcmp
---

diff --git a/ChangeLog b/ChangeLog
index 1d0e0fc..fbd5a49 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-10-25  Andreas Schwab  <schwab@redhat.com>
 
+	* wcsmbs/wcscmp.c (WCSCMP): Compare as wchar_t, not wint_t.
+	* wcsmbs/wmemcmp.c (WMEMCMP): Likewise.
+
 	* string/test-strchr.c (do_test): Don't generate NUL bytes.
 
 2011-10-25  Ulrich Drepper  <drepper@gmail.com>
diff --git a/wcsmbs/wcscmp.c b/wcsmbs/wcscmp.c
index ddbd4aa..9872835 100644
--- a/wcsmbs/wcscmp.c
+++ b/wcsmbs/wcscmp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
 
@@ -31,12 +31,12 @@ WCSCMP (s1, s2)
      const wchar_t *s1;
      const wchar_t *s2;
 {
-  wint_t c1, c2;
+  wchar_t c1, c2;
 
   do
     {
-      c1 = (wint_t) *s1++;
-      c2 = (wint_t) *s2++;
+      c1 = *s1++;
+      c2 = *s2++;
       if (c2 == L'\0')
 	return c1 - c2;
     }
diff --git a/wcsmbs/wmemcmp.c b/wcsmbs/wmemcmp.c
index 73c6394..9bd556e 100644
--- a/wcsmbs/wmemcmp.c
+++ b/wcsmbs/wmemcmp.c
@@ -29,25 +29,25 @@ WMEMCMP (s1, s2, n)
      const wchar_t *s2;
      size_t n;
 {
-  register wint_t c1;
-  register wint_t c2;
+  register wchar_t c1;
+  register wchar_t c2;
 
   while (n >= 4)
     {
-      c1 = (wint_t) s1[0];
-      c2 = (wint_t) s2[0];
+      c1 = s1[0];
+      c2 = s2[0];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
-      c1 = (wint_t) s1[1];
-      c2 = (wint_t) s2[1];
+      c1 = s1[1];
+      c2 = s2[1];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
-      c1 = (wint_t) s1[2];
-      c2 = (wint_t) s2[2];
+      c1 = s1[2];
+      c2 = s2[2];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
-      c1 = (wint_t) s1[3];
-      c2 = (wint_t) s2[3];
+      c1 = s1[3];
+      c2 = s2[3];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
       s1 += 4;
@@ -57,8 +57,8 @@ WMEMCMP (s1, s2, n)
 
   if (n > 0)
     {
-      c1 = (wint_t) s1[0];
-      c2 = (wint_t) s2[0];
+      c1 = s1[0];
+      c2 = s2[0];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
       ++s1;
@@ -67,8 +67,8 @@ WMEMCMP (s1, s2, n)
     }
   if (n > 0)
     {
-      c1 = (wint_t) s1[0];
-      c2 = (wint_t) s2[0];
+      c1 = s1[0];
+      c2 = s2[0];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
       ++s1;
@@ -77,8 +77,8 @@ WMEMCMP (s1, s2, n)
     }
   if (n > 0)
     {
-      c1 = (wint_t) s1[0];
-      c2 = (wint_t) s2[0];
+      c1 = s1[0];
+      c2 = s2[0];
       if (c1 - c2 != 0)
 	return c1 > c2 ? 1 : -1;
     }