177 lines
6.3 KiB
Diff
177 lines
6.3 KiB
Diff
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Fedora GDB patches <invalid@email.com>
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Date: Fri, 27 Oct 2017 21:07:50 +0200
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Subject: gdb-rhbz1325795-framefilters-test.patch
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;; New test for Python "Cannot locate object file for block" (for RH BZ 1325795).
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;;=fedoratest
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diff --git a/gdb/testsuite/gdb.python/py-framefilter-thread.c b/gdb/testsuite/gdb.python/py-framefilter-thread.c
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.python/py-framefilter-thread.c
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@@ -0,0 +1,39 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2016 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation; either version 3 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
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+
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+#include <pthread.h>
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+#include <assert.h>
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+
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+static void *
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+start (void *arg)
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+{
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+ return arg; /* Backtrace end breakpoint */
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+}
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+
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+int
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+main (void)
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+{
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+ pthread_t thread1;
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+ int i;
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+
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+ i = pthread_create (&thread1, NULL, start, NULL);
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+ assert (i == 0);
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+ i = pthread_join (thread1, NULL);
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+ assert (i == 0);
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+
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+ return 0;
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+}
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diff --git a/gdb/testsuite/gdb.python/py-framefilter-thread.exp b/gdb/testsuite/gdb.python/py-framefilter-thread.exp
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.python/py-framefilter-thread.exp
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@@ -0,0 +1,54 @@
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+# Copyright (C) 2016 Free Software Foundation, Inc.
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 3 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+load_lib gdb-python.exp
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+
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+standard_testfile
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+
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+if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug pthreads}]} {
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+ return -1
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+}
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+
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+# Skip all tests if Python scripting is not enabled.
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+if { [skip_python_tests] } { continue }
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+
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+if ![runto_main] then {
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+ return
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+}
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+gdb_test_no_output "set python print-stack full" \
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+ "Set python print-stack to full"
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+
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+# Load global frame-filters
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+set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
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+gdb_test_no_output "python exec (open ('${remote_python_file}').read ())" \
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+ "Load python file"
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+
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+gdb_breakpoint [gdb_get_line_number "Backtrace end breakpoint"]
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+gdb_continue_to_breakpoint "Backtrace end breakpoint"
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+
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+# #2 0x00007ffff75f228d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113^M
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+gdb_test "bt no-filters" " in (\\.?_*clone|thread_start) \[^\r\n\]*" "bt no-filters"
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+
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+# #2 0x00007ffff75f228d in 941595343737041 () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113^M
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+# vs.
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+# #2 0x00007ffff75f228d in 941595343737041Traceback (most recent call last):
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+# File "/home/jkratoch/redhat/rhel/gdb/rhel-7.3/gdb-7.6.1/gdb/testsuite/../data-directory/python/gdb/FrameDecorator.py", line 145, in frame_args
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+# return self._base.frame_args()
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+# File "/home/jkratoch/redhat/rhel/gdb/rhel-7.3/gdb-7.6.1/gdb/testsuite/../data-directory/python/gdb/FrameDecorator.py", line 152, in frame_args
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+# return args.fetch_frame_args()
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+# File "/home/jkratoch/redhat/rhel/gdb/rhel-7.3/gdb-7.6.1/gdb/testsuite/../data-directory/python/gdb/FrameDecorator.py", line 276, in fetch_frame_args
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+# block = self.frame.block()
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+# RuntimeError: Cannot locate object file for block.
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+gdb_test "bt" " in \[0-9\]+ \[^\r\n\]*" "bt with filters"
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diff --git a/gdb/testsuite/gdb.python/py-framefilter-thread.py b/gdb/testsuite/gdb.python/py-framefilter-thread.py
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.python/py-framefilter-thread.py
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@@ -0,0 +1,60 @@
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+# Copyright (C) 2016 Free Software Foundation, Inc.
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 3 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+# This file is part of the GDB testsuite. It tests Python-based
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+# frame-filters.
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+
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+# This test is specifically crafted for RH BZ 1197665.
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+
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+import gdb
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+import itertools
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+from gdb.FrameDecorator import FrameDecorator
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+import copy
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+
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+class Reverse_Function (FrameDecorator):
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+
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+ def __init__(self, fobj):
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+ super(Reverse_Function, self).__init__(fobj)
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+ self.fobj = fobj
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+
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+ def function (self):
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+ # This function call should not fail.
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+ gdb.target_charset ()
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+
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+ fname = str (self.fobj.function())
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+ if (fname == None or fname == ""):
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+ return None
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+ else:
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+ fname = fname[::-1]
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+ return fname
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+
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+class FrameFilter ():
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+
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+ def __init__ (self):
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+ self.name = "Reverse"
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+ self.priority = 100
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+ self.enabled = True
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+ gdb.frame_filters [self.name] = self
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+
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+ def filter (self, frame_iter):
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+ # Python 3.x moved the itertools.imap functionality to map(),
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+ # so check if it is available.
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+ if hasattr(itertools, "imap"):
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+ frame_iter = itertools.imap (Reverse_Function, frame_iter)
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+ else:
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+ frame_iter = map (Reverse_Function, frame_iter)
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+ return frame_iter
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+
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+FrameFilter()
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