From 2091da296fd563f62d856dcb5a049a63484ed65e Mon Sep 17 00:00:00 2001 From: Bernhard Heckel Date: Tue, 7 Jun 2016 13:36:05 +0200 Subject: [PATCH] Frame static link: Handle null pointer. 2016-06-07 Bernhard Heckel gdb/Changelog: * findvar.c (follow_static_link): Check for valid pointer. --- gdb/ChangeLog | 4 ++++ gdb/findvar.c | 1 + 2 files changed, 5 insertions(+) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 01cc770..bd2d5d2 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2016-06-07 Bernhard Heckel + + * findvar.c (follow_static_link): Check for valid pointer. + 2016-06-06 Simon Marchi * NEWS: Mention the new fields in =record-started. diff --git a/gdb/findvar.c b/gdb/findvar.c index a39d897..cfb3e38 100644 --- a/gdb/findvar.c +++ b/gdb/findvar.c @@ -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)) -- 2.7.4