UTF-8 Encode problems with \u \U

[John Kearney]

Configuration Information [Automatically generated, do not change]:
Machine: x86_64
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64'
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu'
-DCONF_VENDOR='pc' -DLOCALEDIR='/usr/share/locale' -DPACKAGE='bash'
-DSHELL -DHAVE_CONFIG_H   -I.  -I../bash -I../bash/include
-I../bash/lib   -g -O2 -Wall
uname output: Linux DETH00 3.0.0-15-generic #26-Ubuntu SMP Fri Jan 20
17:23:00 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
Machine Type: x86_64-pc-linux-gnu

Bash Version: 4.2
Patch Level: 10
Release Status: release

Description:
    \u and \U incorrectly encode values between \u80 and \uff

Repeat-By:
  printf '%q\n' "$(printf '\uff')"
  printf '%q\n' $'\uff'
  # outputs $'\377' instead of $'\303\277'

Fix:
iff --git a/builtins/printf.def b/builtins/printf.def
index 9eca215..b155160 100644
--- a/builtins/printf.def
+++ b/builtins/printf.def
@@ -859,7 +859,7 @@ tescape (estart, cp, lenp, sawc)
         *cp = '\\';
         return 0;
       }
-    if (uvalue <= UCHAR_MAX)
+    if (uvalue <= CHAR_MAX)
       *cp = uvalue;
     else
       {
diff --git a/lib/sh/strtrans.c b/lib/sh/strtrans.c
index 2265782..2e6e37b 100644
--- a/lib/sh/strtrans.c
+++ b/lib/sh/strtrans.c
@@ -144,7 +144,7 @@ ansicstr (string, len, flags, sawc, rlen)
           *r++ = '\\';    /* c remains unchanged */
           break;
         }
-          else if (v <= UCHAR_MAX)
+          else if (v <= CHAR_MAX)
         {
           c = v;
           break;