lstat_cache(): print a warning if doing ping-pong between cache types

diff --git a/xdiff/xutils.c b/xdiff/xutils.c
index 2ade97b2574a9f77e7ae4002a4e07a6a38e46d07..04ad468702209b77427e635370d41001986042ce 100644 (file)
--- a/xdiff/xutils.c
+++ b/xdiff/xutils.c
@@ -232,8 +232,6 @@ int xdl_recmatch(const char *l1, long s1, const char *l2, long s2, long flags)
                return i1 >= s1 && i2 >= s2;
        } else
                return s1 == s2 && !memcmp(l1, l2, s1);
-
-       return 0;
 }
 
 static unsigned long xdl_hash_record_with_whitespace(char const **data,
@@ -247,12 +245,14 @@ static unsigned long xdl_hash_record_with_whitespace(char const **data,
                        while (ptr + 1 < top && isspace(ptr[1])
                                        && ptr[1] != '\n')
                                ptr++;
-                       if (flags & XDF_IGNORE_WHITESPACE_CHANGE
+                       if (flags & XDF_IGNORE_WHITESPACE)
+                               ; /* already handled */
+                       else if (flags & XDF_IGNORE_WHITESPACE_CHANGE
                                        && ptr[1] != '\n') {
                                ha += (ha << 5);
                                ha ^= (unsigned long) ' ';
                        }
-                       if (flags & XDF_IGNORE_WHITESPACE_AT_EOL
+                       else if (flags & XDF_IGNORE_WHITESPACE_AT_EOL
                                        && ptr[1] != '\n') {
                                while (ptr2 != ptr + 1) {
                                        ha += (ha << 5);