diff options
Diffstat (limited to 'gdb/objfiles.c')
| -rw-r--r-- | gdb/objfiles.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gdb/objfiles.c b/gdb/objfiles.c index 13a8c55..03a49a9 100644 --- a/gdb/objfiles.c +++ b/gdb/objfiles.c @@ -1113,6 +1113,14 @@ update_section_map (struct program_space *pspace, if (insert_section_p (objfile->obfd, s->the_bfd_section)) alloc_size += 1; + /* This happens on detach/attach (e.g. in gdb.base/attach.exp). */ + if (alloc_size == 0) + { + *pmap = NULL; + *pmap_size = 0; + return; + } + map = xmalloc (alloc_size * sizeof (*map)); i = 0; @@ -1175,6 +1183,14 @@ find_pc_section (CORE_ADDR pc) pspace_info->objfiles_changed_p = 0; } + /* The C standard (ISO/IEC 9899:TC2) requires the BASE argument to + bsearch be non-NULL. */ + if (pspace_info->sections == NULL) + { + gdb_assert (pspace_info->num_sections == 0); + return NULL; + } + sp = (struct obj_section **) bsearch (&pc, pspace_info->sections, pspace_info->num_sections, |