From 4f7df13ee75be36ae5c6046b6d6f60e04498b719 Mon Sep 17 00:00:00 2001
From: Simon Marchi <simon.marchi@polymtl.ca>
Date: Thu, 7 Apr 2022 09:03:59 -0400
Subject: [PATCH] gdb: remove subfile::buildsym_compunit field

It is only set, never used.

Change-Id: Ia46ed2f9da243b0ccfc4588c1b57be2a0f3939de
---
 gdb/buildsym.c | 1 -
 gdb/buildsym.h | 2 --
 2 files changed, 3 deletions(-)

diff --git a/gdb/buildsym.c b/gdb/buildsym.c
index 4718b201f03..9a9d3cf74d9 100644
--- a/gdb/buildsym.c
+++ b/gdb/buildsym.c
@@ -539,7 +539,6 @@ buildsym_compunit::start_subfile (const char *name)
 
   subfile = XNEW (struct subfile);
   memset (subfile, 0, sizeof (struct subfile));
-  subfile->buildsym_compunit = this;
 
   subfile->next = m_subfiles;
   m_subfiles = subfile;
diff --git a/gdb/buildsym.h b/gdb/buildsym.h
index 4e9aaa41426..5f0e0230fd9 100644
--- a/gdb/buildsym.h
+++ b/gdb/buildsym.h
@@ -51,8 +51,6 @@ struct subfile
   /* Space for this is malloc'd.  */
   struct linetable *line_vector;
   int line_vector_length;
-  /* The "containing" compunit.  */
-  struct buildsym_compunit *buildsym_compunit;
   enum language language;
   struct symtab *symtab;
 };
-- 
2.30.2