Merge from origin/emacs-25

[gnu-emacs] / src / regex.c

diff --git a/src/regex.c b/src/regex.c
index 164eb4612ae01cb901caa6664b39b35a4fcaea4d..d5c58aeaf8b584a02eb45b2cab1f87832b738714 100644 (file)
--- a/src/regex.c
+++ b/src/regex.c
@@ -5140,8 +5140,6 @@ re_match_2_internal (struct re_pattern_buffer *bufp, const_re_char *string1,
 
       if (p == pend)
        {
-         ptrdiff_t dcnt;
-
          /* End of pattern means we might have succeeded.  */
          DEBUG_PRINT ("end of pattern ... ");
 
@@ -5149,19 +5147,22 @@ re_match_2_internal (struct re_pattern_buffer *bufp, const_re_char *string1,
             longest match, try backtracking.  */
          if (d != end_match_2)
            {
-             /* 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)
-                                   == FIRST_STRING_P (d));
-             /* 1 if this match is the best seen so far.  */
-             boolean best_match_p;
-
-             /* AIX compiler got confused when this was combined
-                with the previous declaration.  */
-             if (same_str_p)
-               best_match_p = d > match_end;
-             else
-               best_match_p = !FIRST_STRING_P (d);
+             /* True if this match is the best seen so far.  */
+             bool best_match_p;
+
+             {
+               /* True if this match ends in the same string (string1
+                  or string2) as the best previous match.  */
+               bool same_str_p = (FIRST_STRING_P (match_end)
+                                  == FIRST_STRING_P (d));
+
+               /* AIX compiler got confused when this was combined
+                  with the previous declaration.  */
+               if (same_str_p)
+                 best_match_p = d > match_end;
+               else
+                 best_match_p = !FIRST_STRING_P (d);
+             }
 
              DEBUG_PRINT ("backtracking.\n");
 
@@ -5290,7 +5291,7 @@ re_match_2_internal (struct re_pattern_buffer *bufp, const_re_char *string1,
                       nfailure_points_pushed - nfailure_points_popped);
          DEBUG_PRINT ("%u registers pushed.\n", num_regs_pushed);
 
-         dcnt = POINTER_TO_OFFSET (d) - pos;
+         ptrdiff_t dcnt = POINTER_TO_OFFSET (d) - pos;
 
          DEBUG_PRINT ("Returning %td from re_match_2.\n", dcnt);