From: Sanjoy Das <sanjoyd@sourceware.org>
Date: Thu, 17 Jan 2013 14:11:27 +0000 (+0000)
Subject: PR gdb/14550
X-Git-Tag: sid-snapshot-20130201~173
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=db334a01640a2f0e927e824d0d9f5d83d18d942d;p=external%2Fbinutils.git

PR gdb/14550

 * jit.c (finalize_symtab): Ensure that only the global block has a
   NULL superblock.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index d9db2b5..9a29599 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2012-01-17  Sanjoy Das <sanjoy@playingwithpointers.com>
+
+	PR gdb/14550
+
+	* jit.c (finalize_symtab): Ensure that only the global block has a
+	NULL superblock.
+
 2013-01-17  Pedro Alves  <palves@redhat.com>
 
 	* acinclude.m4: Include ../config/plugins.m4,
diff --git a/gdb/jit.c b/gdb/jit.c
index a930f74..f542f9e 100644
--- a/gdb/jit.c
+++ b/gdb/jit.c
@@ -724,8 +724,18 @@ finalize_symtab (struct gdb_symtab *stab, struct objfile *objfile)
        gdb_block_iter = gdb_block_iter->next)
     {
       if (gdb_block_iter->parent != NULL)
-        BLOCK_SUPERBLOCK (gdb_block_iter->real_block) =
-          gdb_block_iter->parent->real_block;
+	{
+	  /* If the plugin specifically mentioned a parent block, we
+	     use that.  */
+	  BLOCK_SUPERBLOCK (gdb_block_iter->real_block) =
+	    gdb_block_iter->parent->real_block;
+	}
+      else
+	{
+	  /* And if not, we set a default parent block.  */
+	  BLOCK_SUPERBLOCK (gdb_block_iter->real_block) =
+	    BLOCKVECTOR_BLOCK (symtab->blockvector, STATIC_BLOCK);
+	}
     }
 
   /* Free memory.  */