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Frame static link: Handle null pointer.

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2016-06-07  Bernhard Heckel  <bernhard.heckel@intel.com>

gdb/Changelog:
	* findvar.c (follow_static_link): Check for valid pointer.
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Bernhard Heckel 2016-06-07 13:36:05 +02:00
parent 4d1464f294
commit 2091da296f
2 changed files with 5 additions and 0 deletions
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4
gdb/ChangeLog
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@ -1,3 +1,7 @@
2016-06-07 Bernhard Heckel <bernhard.heckel@intel.com>
* findvar.c (follow_static_link): Check for valid pointer.
2016-06-06 Simon Marchi <simon.marchi@ericsson.com>
* NEWS: Mention the new fields in =record-started.

1
gdb/findvar.c
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@ -435,6 +435,7 @@ follow_static_link (struct frame_info *frame,
/* If we don't know how to compute FRAME's base address, don't give up:
maybe the frame we are looking for is upper in the stace frame. */
if (framefunc != NULL
&& SYMBOL_BLOCK_OPS (framefunc) != NULL
&& SYMBOL_BLOCK_OPS (framefunc)->get_frame_base != NULL
&& (SYMBOL_BLOCK_OPS (framefunc)->get_frame_base (framefunc, frame)
== upper_frame_base))