diff options
| -rw-r--r-- | ld/ChangeLog | 8 | ||||
| -rw-r--r-- | ld/ldlang.c | 3 | ||||
| -rw-r--r-- | ld/ldmain.c | 21 |
3 files changed, 27 insertions, 5 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index d59b00b..a2e3f62 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,5 +1,13 @@ 2020-06-23 Alan Modra <amodra@gmail.com> + PR 26150 + * ldlang.c (ldlang_add_file): Assert that we aren't adding the + current end of link.next list again too. + * ldmain.c (add_archive_element): Don't load archive elements + again that have already been loaded. + +2020-06-23 Alan Modra <amodra@gmail.com> + * testsuite/ld-elf/shared.exp (pr14170): Clear xfail for bfin-*-linux*. (pr17068, symbolic-func.so, pr22374): Likewise. diff --git a/ld/ldlang.c b/ld/ldlang.c index 8ab6a0b..38ed83a 100644 --- a/ld/ldlang.c +++ b/ld/ldlang.c @@ -7266,7 +7266,8 @@ ldlang_add_file (lang_input_statement_type *entry) /* The BFD linker needs to have a list of all input BFDs involved in a link. */ - ASSERT (entry->the_bfd->link.next == NULL); + ASSERT (link_info.input_bfds_tail != &entry->the_bfd->link.next + && entry->the_bfd->link.next == NULL); ASSERT (entry->the_bfd != link_info.output_bfd); *link_info.input_bfds_tail = entry->the_bfd; diff --git a/ld/ldmain.c b/ld/ldmain.c index d34d30a..94a745e 100644 --- a/ld/ldmain.c +++ b/ld/ldmain.c @@ -822,10 +822,6 @@ add_archive_element (struct bfd_link_info *info, input->local_sym_name = bfd_get_filename (abfd); input->the_bfd = abfd; - parent = bfd_usrdata (abfd->my_archive); - if (parent != NULL && !parent->flags.reload) - parent->next = input; - /* Save the original data for trace files/tries below, as plugins (if enabled) may possibly alter it to point to a replacement BFD, but we still want to output the original BFD filename. */ @@ -853,6 +849,23 @@ add_archive_element (struct bfd_link_info *info, } #endif /* BFD_SUPPORTS_PLUGINS */ + if (link_info.input_bfds_tail == &input->the_bfd->link.next + || input->the_bfd->link.next != NULL) + { + /* We have already loaded this element, and are attempting to + load it again. This can happen when the archive map doesn't + match actual symbols defined by the element. */ + free (input); + bfd_set_error (bfd_error_malformed_archive); + return FALSE; + } + + /* Set the file_chain pointer of archives to the last element loaded + from the archive. See ldlang.c:find_rescan_insertion. */ + parent = bfd_usrdata (abfd->my_archive); + if (parent != NULL && !parent->flags.reload) + parent->next = input; + ldlang_add_file (input); if (config.map_file != NULL) |