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potential patch for gdb bug c++/20020
- From: Bob Steagall <bob dot steagall dot cpp at gmail dot com>
- To: gdb-patches at sourceware dot org
- Date: Thu, 6 Dec 2018 13:29:31 -0500
- Subject: potential patch for gdb bug c++/20020
- References: <CAOhs8xKxGGTqpuFd40wWA8O6i97Odc_dmG=csK1DAFf=TCnYbg@mail.gmail.com>
Description: This patch, against released version 8.2, fixes the
problem reported in gdb bug c++/20020, using the approach described in
comment 1 of that report.
Changelog entry:
2018-12-06 Bob Steagall <bob.steagall.cpp@gmail.com>
* cp-valprint.c: Fixes bug c++/20020.
--- gdb/cp-valprint.c 2018-09-05 03:27:13.000000000 -0400
+++ gdb/cp-valprint.c.new 2018-12-06 13:01:06.819266165 -0500
@@ -326,12 +326,16 @@ cp_print_value_fields (struct type *type
fprintf_filtered (stream,
_("<error reading variable: %s>"),
ex.message);
+ v = NULL;
}
END_CATCH
- cp_print_static_field (TYPE_FIELD_TYPE (type, i),
- v, stream, recurse + 1,
- options);
+ if (v != NULL)
+ {
+ cp_print_static_field (TYPE_FIELD_TYPE (type, i),
+ v, stream, recurse + 1,
+ options);
+ }
}
else if (i == vptr_fieldno && type == vptr_basetype)
{