(record_files): Set double_colon pointer instead of flag.

diff --git a/read.c b/read.c
index 99bcbfc..b101d38 100644 (file)
--- a/read.c
+++ b/read.c
@@ -1343,11 +1343,15 @@ record_files (filenames, pattern, pattern_percent, deps, commands_started,
                            "target file `%s' has both : and :: entries",
                            f->name);
          f = enter_file (name);
-         /* If there was an existing entry and it was a
-            double-colon entry, enter_file will have returned a
-            new one, making it the prev pointer of the old one.  */
+         /* If there was an existing entry and it was a double-colon
+            entry, enter_file will have returned a new one, making it the
+            prev pointer of the old one, and setting its double_colon
+            pointer to the first one.  */
+         if (f->double_colon == 0)
+           /* This is the first entry for this name, so we must
+              set its double_colon pointer to itself.  */
+           f->double_colon = f;
          f->is_target = 1;
-         f->double_colon = 1;
          f->deps = this;
          f->cmds = cmds;
        }