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-rw-r--r--gdb/elfread.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/gdb/elfread.c b/gdb/elfread.c
index 31288a9..7a41c26 100644
--- a/gdb/elfread.c
+++ b/gdb/elfread.c
@@ -48,6 +48,11 @@
#include "location.h"
#include "auxv.h"
+/* Forward declarations. */
+extern const struct sym_fns elf_sym_fns_gdb_index;
+extern const struct sym_fns elf_sym_fns_debug_names;
+extern const struct sym_fns elf_sym_fns_lazy_psyms;
+
/* The struct elfinfo is available only during ELF symbol table and
psymtab reading. It is destroyed at the completion of psymtab-reading.
It's local to elf_symfile_read. */
@@ -1211,11 +1216,25 @@ elf_symfile_read (struct objfile *objfile, symfile_add_flags symfile_flags)
if (dwarf2_has_info (objfile, NULL))
{
- /* elf_sym_fns_gdb_index cannot handle simultaneous non-DWARF debug
- information present in OBJFILE. If there is such debug info present
- never use .gdb_index. */
+ dw_index_kind index_kind;
- if (objfile_has_partial_symbols (objfile))
+ /* elf_sym_fns_gdb_index cannot handle simultaneous non-DWARF
+ debug information present in OBJFILE. If there is such debug
+ info present never use an index. */
+ if (!objfile_has_partial_symbols (objfile)
+ && dwarf2_initialize_objfile (objfile, &index_kind))
+ {
+ switch (index_kind)
+ {
+ case dw_index_kind::GDB_INDEX:
+ objfile_set_sym_fns (objfile, &elf_sym_fns_gdb_index);
+ break;
+ case dw_index_kind::DEBUG_NAMES:
+ objfile_set_sym_fns (objfile, &elf_sym_fns_debug_names);
+ break;
+ }
+ }
+ else
{
/* It is ok to do this even if the stabs reader made some
partial symbols, because OBJF_PSYMTABS_READ has not been
@@ -1223,8 +1242,6 @@ elf_symfile_read (struct objfile *objfile, symfile_add_flags symfile_flags)
when needed. */
objfile_set_sym_fns (objfile, &elf_sym_fns_lazy_psyms);
}
- else
- objfile_set_sym_fns (objfile, &dwarf2_initialize_objfile (objfile));
}
/* If the file has its own symbol tables it has no separate debug
info. `.dynsym'/`.symtab' go to MSYMBOLS, `.debug_info' goes to