fixed compile warnings.

diff --git a/ext/mbstring/mbregex.c b/ext/mbstring/mbregex.c
index 04c6d214f3ffb743cb9c5578c2eac5ccc5cd8590..13132ada9a0cb1a7bfb04b5f0779501fa79da7cc 100644 (file)
--- a/ext/mbstring/mbregex.c
+++ b/ext/mbstring/mbregex.c
@@ -560,9 +560,9 @@ re_set_syntax(syntax)
   do {                                                                 \
     if (current_mbctype == MBCTYPE_UTF8) {                             \
       int n = mbclen(c) - 1;                                           \
-      c &= (1<<(MBRE_BYTEWIDTH-2-n)) - 1;                                      \
+      c &= (1<<(MBRE_BYTEWIDTH-2-n)) - 1;                              \
       while (n--) {                                                    \
-       c = c << 6 | *p++ & ((1<<6)-1);                                 \
+       c = c << 6 | (*p++ & ((1<<6)-1));                               \
       }                                                                        \
     }                                                                  \
     else {                                                             \
@@ -1351,7 +1351,6 @@ re_compile_pattern(pattern, size, bufp)
   int *stackb = stacka;
   int *stackp = stackb;
   int *stacke = stackb + 40;
-  int *stackt;
 
   /* Counts ('s as they are encountered.  Remembered for the matching ),
      where it becomes the register number to put in the stop_memory
@@ -1592,8 +1591,8 @@ re_compile_pattern(pattern, size, bufp)
          case 'W':
            for (c = 0; c < (1 << MBRE_BYTEWIDTH); c++) {
              if (SYNTAX(c) != Sword &&
-                 (current_mbctype && !re_mbctab[c] ||
-                 !current_mbctype && SYNTAX(c) != Sword2))
+                 ((current_mbctype && !re_mbctab[c]) ||
+                 (!current_mbctype && SYNTAX(c) != Sword2)))
                SET_LIST_BIT(c);
            }
            had_char_class = 1;
@@ -1781,12 +1780,12 @@ re_compile_pattern(pattern, size, bufp)
 
       /* Discard any character set/class bitmap bytes that are all
         0 at the end of the map. Decrement the map-length byte too.  */
-      while ((int)b[-1] > 0 && b[b[-1] - 1] == 0) 
+      while ((int)b[-1] > 0 && b[(int)b[-1] - 1] == 0) 
        b[-1]--; 
       if (b[-1] != (1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH)
-       memmove(&b[b[-1]], &b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH],
+       memmove(&b[(int)b[-1]], &b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH],
                2 + EXTRACT_UNSIGNED(&b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH])*8);
-      b += b[-1] + 2 + EXTRACT_UNSIGNED(&b[b[-1]])*8;
+      b += b[-1] + 2 + EXTRACT_UNSIGNED(&b[(int)b[-1]])*8;
       break;
 
     case '(':
@@ -2307,9 +2306,9 @@ re_compile_pattern(pattern, size, bufp)
        while ((int)b[-1] > 0 && b[b[-1] - 1] == 0) 
          b[-1]--; 
        if (b[-1] != (1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH)
-         memmove(&b[b[-1]], &b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH],
+         memmove(&b[(int)b[-1]], &b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH],
                  2 + EXTRACT_UNSIGNED(&b[(1 << MBRE_BYTEWIDTH) / MBRE_BYTEWIDTH])*8);
-       b += b[-1] + 2 + EXTRACT_UNSIGNED(&b[b[-1]])*8;
+       b += b[-1] + 2 + EXTRACT_UNSIGNED(&b[(int)b[-1]])*8;
        break;
 
       case 'w':
@@ -2667,6 +2666,7 @@ insert_jump_n(op, from, to, current_end, n)
 
    If you call this function, you must zero out pending_exact.  */
 
+#if 0
 static void
 insert_op(op, there, current_end)
      int op;
@@ -2680,7 +2680,7 @@ insert_op(op, there, current_end)
 
   there[0] = (char)op;
 }
-
+#endif
 
 /* Open up space at location THERE, and insert operation OP followed by
    NUM_1 and NUM_2.  CURRENT_END gives the end of the storage in use, so
@@ -3174,6 +3174,8 @@ re_compile_fastmap(bufp)
       case begpos:
       case unused:     /* pacify gcc -Wall */
        break;
+      case fail:
+       break;
       }
 
     /* Get here means we have successfully found the possible starting
@@ -4399,6 +4401,9 @@ re_match(bufp, string_arg, size, pos, regs)
        }
        SET_REGS_MATCHED;
        break;
+      case fail:
+       goto fail;
+       break;
       }
 #ifdef RUBY
     CHECK_INTS;