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From a02963a97d7ce38b0af205f9e3e6dd7e0e06d9be Mon Sep 17 00:00:00 2001
From: "Edgar E. Iglesias" <edgar@axis.com>
Date: Mon, 27 Feb 2012 06:28:00 +0100
Subject: [PATCH 10/16] [Patch, gdb]: Robustify inline function support

Signed-off-by: Edgar E. Iglesias <edgar@axis.com>
Upstream-Status: Pending
---
 gdb/blockframe.c   | 3 ++-
 gdb/inline-frame.c | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gdb/blockframe.c b/gdb/blockframe.c
index 0a9381e..ba41d85 100644
--- a/gdb/blockframe.c
+++ b/gdb/blockframe.c
@@ -77,7 +77,8 @@ get_frame_block (struct frame_info *frame, CORE_ADDR *addr_in_block)
 	inline_count--;
 
       bl = BLOCK_SUPERBLOCK (bl);
-      gdb_assert (bl != NULL);
+      if (!bl)
+        return NULL;
     }
 
   return bl;
diff --git a/gdb/inline-frame.c b/gdb/inline-frame.c
index eb82143..a793390 100644
--- a/gdb/inline-frame.c
+++ b/gdb/inline-frame.c
@@ -231,6 +231,9 @@ inline_frame_sniffer (const struct frame_unwind *self,
       cur_block = BLOCK_SUPERBLOCK (cur_block);
     }
 
+  if (depth == 0)
+    return 0;
+
   /* Check how many inlined functions already have frames.  */
   for (next_frame = get_next_frame (this_frame);
        next_frame && get_frame_type (next_frame) == INLINE_FRAME;
-- 
1.9.0