void-packages/srcpkgs/gcc/patches/bug81829.patch
2017-11-03 23:29:48 +01:00

71 lines
2 KiB
Diff

Bug 81829 - [7 Regression] /usr/bin/gcc-{ar,nm,ranlib} segfault without arguments
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81829
--- gcc/file-find.c
+++ gcc/file-find.c
@@ -208,38 +208,3 @@ prefix_from_string (const char *p, struct path_prefix *pprefix)
}
free (nstore);
}
-
-void
-remove_prefix (const char *prefix, struct path_prefix *pprefix)
-{
- struct prefix_list *remove, **prev, **remove_prev = NULL;
- int max_len = 0;
-
- if (pprefix->plist)
- {
- prev = &pprefix->plist;
- for (struct prefix_list *pl = pprefix->plist; pl->next; pl = pl->next)
- {
- if (strcmp (prefix, pl->prefix) == 0)
- {
- remove = pl;
- remove_prev = prev;
- continue;
- }
-
- int l = strlen (pl->prefix);
- if (l > max_len)
- max_len = l;
-
- prev = &pl;
- }
-
- if (remove_prev)
- {
- *remove_prev = remove->next;
- free (remove);
- }
-
- pprefix->max_len = max_len;
- }
-}
--- gcc/file-find.h
+++ gcc/file-find.h
@@ -41,7 +41,6 @@ extern void find_file_set_debug (bool);
extern char *find_a_file (struct path_prefix *, const char *, int);
extern void add_prefix (struct path_prefix *, const char *);
extern void add_prefix_begin (struct path_prefix *, const char *);
-extern void remove_prefix (const char *prefix, struct path_prefix *);
extern void prefix_from_env (const char *, struct path_prefix *);
extern void prefix_from_string (const char *, struct path_prefix *);
--- gcc/gcc-ar.c
+++ gcc/gcc-ar.c
@@ -194,14 +194,6 @@ main (int ac, char **av)
#ifdef CROSS_DIRECTORY_STRUCTURE
real_exe_name = concat (target_machine, "-", PERSONALITY, NULL);
#endif
- /* Do not search original location in the same folder. */
- char *exe_folder = lrealpath (av[0]);
- exe_folder[strlen (exe_folder) - strlen (lbasename (exe_folder))] = '\0';
- char *location = concat (exe_folder, PERSONALITY, NULL);
-
- if (access (location, X_OK) == 0)
- remove_prefix (exe_folder, &path);
-
exe_name = find_a_file (&path, real_exe_name, X_OK);
if (!exe_name)
{