* argv.c (expandargv): Limit the number of times that response

[pf3gnuchains/gcc-fork.git] / libiberty / regex.c

diff --git a/libiberty/regex.c b/libiberty/regex.c
index 951f2d1..420c7f4 100644 (file)
--- a/libiberty/regex.c
+++ b/libiberty/regex.c
@@ -4,7 +4,7 @@
    internationalization features.)
 
    Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-   2002, 2005 Free Software Foundation, Inc.
+   2002, 2005, 2010 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -5910,11 +5910,14 @@ byte_re_match_2_internal (struct re_pattern_buffer *bufp,
            {
              /* 1 if this match ends in the same string (string1 or string2)
                 as the best previous match.  */
-             boolean same_str_p = (FIRST_STRING_P (match_end)
-                                   == MATCHING_IN_FIRST_STRING);
+             boolean same_str_p;
+
              /* 1 if this match is the best seen so far.  */
              boolean best_match_p;
 
+              same_str_p = (FIRST_STRING_P (match_end)
+                            == MATCHING_IN_FIRST_STRING);
+
              /* AIX compiler got confused when this was combined
                 with the previous declaration.  */
              if (same_str_p)
@@ -7137,8 +7140,8 @@ byte_re_match_2_internal (struct re_pattern_buffer *bufp,
                register from the stack, since lowest will == highest in
                `pop_failure_point'.  */
             active_reg_t dummy_low_reg, dummy_high_reg;
-            UCHAR_T *pdummy = NULL;
-            const CHAR_T *sdummy = NULL;
+            UCHAR_T *pdummy ATTRIBUTE_UNUSED = NULL;
+            const CHAR_T *sdummy ATTRIBUTE_UNUSED = NULL;
 
             DEBUG_PRINT1 ("EXECUTING pop_failure_jump.\n");
             POP_FAILURE_POINT (sdummy, pdummy,
@@ -7923,7 +7926,7 @@ regcomp (regex_t *preg, const char *pattern, int cflags)
 
   if (cflags & REG_ICASE)
     {
-      unsigned i;
+      int i;
 
       preg->translate
        = (RE_TRANSLATE_TYPE) malloc (CHAR_SET_SIZE
@@ -7933,7 +7936,7 @@ regcomp (regex_t *preg, const char *pattern, int cflags)
 
       /* Map uppercase characters to corresponding lowercase ones.  */
       for (i = 0; i < CHAR_SET_SIZE; i++)
-        preg->translate[i] = ISUPPER (i) ? TOLOWER (i) : (int) i;
+        preg->translate[i] = ISUPPER (i) ? TOLOWER (i) : i;
     }
   else
     preg->translate = NULL;