diff -rup binutils.orig.2/binutils/stabs.c binutils-2.30/binutils/stabs.c
--- binutils.orig.2/binutils/stabs.c	2024-10-29 14:21:27.910212960 +0000
+++ binutils-2.30/binutils/stabs.c	2024-10-29 14:22:14.304336367 +0000
@@ -3364,6 +3363,9 @@ pop_bincl (struct stab_handle *info)
     return info->main_filename;
   info->bincl_stack = o->next_stack;
 
+  if (o->file >= info->files)
+    return info->main_filename;
+
   o->file_types = info->file_types[o->file];
 
   if (info->bincl_stack == NULL)