[Bug symtab/29805] [gdb/symtab] FAIL: gdb.threads/access-mem-running-thread-exit.exp: all-stop: access mem (write to global_var, inf=2, iter=1) (GDB internal error)

["vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=29805

Tom de Vries <vries at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tromey at sourceware dot org

--- Comment #3 from Tom de Vries <vries at gcc dot gnu.org> ---
This fixes it:
...
diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 60e120a9d76..53a6a8b5e6d 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -7291,7 +7291,16 @@ create_all_units (dwarf2_per_objfile *per_objfile)
                                  &per_objfile->per_bfd->abbrev, 0,
                                  types_htab, rcuh_kind::TYPE);

-  dwz_file *dwz = dwarf2_get_dwz_file (per_objfile->per_bfd);
+  dwz_file *dwz;
+  try
+    {
+      dwz = dwarf2_get_dwz_file (per_objfile->per_bfd);
+    }
+  catch (const gdb_exception_error &)
+    {
+      per_objfile->per_bfd->all_units.clear ();
+      throw;
+    }
   if (dwz != NULL)
     {
       /* Pre-read the sections we'll need to construct an index.  */
...

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