New test for Python "Cannot locate object file for block" (for RH BZ 1325795).

This commit is contained in:
Jan Kratochvil 2016-04-23 21:38:31 +02:00
parent 7ecbbb2a16
commit ae97bb9470
2 changed files with 166 additions and 1 deletions

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@ -0,0 +1,158 @@
--- /dev/null 2016-04-19 22:52:19.405224269 +0200
+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-framefilter-thread.exp 2016-04-19 23:22:10.655271756 +0200
@@ -0,0 +1,54 @@
+# Copyright (C) 2016 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+load_lib gdb-python.exp
+
+standard_testfile
+
+if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug pthreads}]} {
+ return -1
+}
+
+# Skip all tests if Python scripting is not enabled.
+if { [skip_python_tests] } { continue }
+
+if ![runto_main] then {
+ return
+}
+gdb_test_no_output "set python print-stack full" \
+ "Set python print-stack to full"
+
+# Load global frame-filters
+set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
+gdb_test_no_output "python execfile ('${remote_python_file}')" \
+ "Load python file"
+
+gdb_breakpoint [gdb_get_line_number "Backtrace end breakpoint"]
+gdb_continue_to_breakpoint "Backtrace end breakpoint"
+
+# #2 0x00007ffff75f228d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113^M
+gdb_test "bt no-filters" " in (\\.?_*clone|thread_start) \[^\r\n\]*" "bt no-filters"
+
+# #2 0x00007ffff75f228d in 941595343737041 () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113^M
+# vs.
+# #2 0x00007ffff75f228d in 941595343737041Traceback (most recent call last):
+# 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
+# return self._base.frame_args()
+# 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
+# return args.fetch_frame_args()
+# 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
+# block = self.frame.block()
+# RuntimeError: Cannot locate object file for block.
+gdb_test "bt" " in \[0-9\]+ \[^\r\n\]*" "bt with filters"
--- /dev/null 2016-04-19 22:52:19.405224269 +0200
+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-framefilter-thread.c 2016-04-18 22:44:07.096613437 +0200
@@ -0,0 +1,39 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2016 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <pthread.h>
+#include <assert.h>
+
+static void *
+start (void *arg)
+{
+ return; /* Backtrace end breakpoint */
+}
+
+int
+main (void)
+{
+ pthread_t thread1;
+ int i;
+
+ i = pthread_create (&thread1, NULL, start, NULL);
+ assert (i == 0);
+ i = pthread_join (thread1, NULL);
+ assert (i == 0);
+
+ return 0;
+}
--- /dev/null 2016-04-19 22:52:19.405224269 +0200
+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-framefilter-thread.py 2016-04-19 23:14:03.273994063 +0200
@@ -0,0 +1,56 @@
+# Copyright (C) 2016 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# This file is part of the GDB testsuite. It tests Python-based
+# frame-filters.
+
+# This test is specifically crafted for RH BZ 1197665.
+
+import gdb
+import itertools
+from gdb.FrameDecorator import FrameDecorator
+import copy
+
+class Reverse_Function (FrameDecorator):
+
+ def __init__(self, fobj):
+ super(Reverse_Function, self).__init__(fobj)
+ self.fobj = fobj
+
+ def function (self):
+ # This function call should not fail.
+ gdb.target_charset ()
+
+ fname = str (self.fobj.function())
+ if (fname == None or fname == ""):
+ return None
+ else:
+ fname = fname[::-1]
+ return fname
+
+class FrameFilter ():
+
+ def __init__ (self):
+ self.name = "Reverse"
+ self.priority = 100
+ self.enabled = True
+ gdb.frame_filters [self.name] = self
+
+ def filter (self, frame_iter):
+ frame_iter = itertools.imap (Reverse_Function,
+ frame_iter)
+ return frame_iter
+
+FrameFilter()

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@ -27,7 +27,7 @@ Version: 7.11
# The release always contains a leading reserved number, start it at 1.
# `upstream' is not a part of `name' to stay fully rpm dependencies compatible for the testing.
Release: 69%{?dist}
Release: 70%{?dist}
License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ and GPLv2+ with exceptions and GPL+ and LGPLv2+ and BSD and Public Domain and GFDL
Group: Development/Debuggers
@ -567,6 +567,9 @@ Patch1118: gdb-container-rh-pkg.patch
# [testsuite] Fix 7.11 regression: gdb.dwarf2/dw2-undefined-ret-addr.exp
Patch1120: gdb-testsuite-dw2-undefined-ret-addr.patch
# New test for Python "Cannot locate object file for block" (for RH BZ 1325795).
Patch1123: gdb-rhbz1325795-framefilters-test.patch
%if 0%{!?rhel:1} || 0%{?rhel} > 6
# RL_STATE_FEDORA_GDB would not be found for:
# Patch642: gdb-readline62-ask-more-rh.patch
@ -878,6 +881,7 @@ find -name "*.info*"|xargs rm -f
%patch1117 -p1
%patch1118 -p1
%patch1120 -p1
%patch1123 -p1
%patch1075 -p1
%if 0%{?rhel:1} && 0%{?rhel} <= 7
@ -1397,6 +1401,9 @@ then
fi
%changelog
* Sat Apr 23 2016 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.11-70.fc24
- New test for Python "Cannot locate object file for block" (for RH BZ 1325795).
* Tue Apr 12 2016 Jan Kratochvil <jan.kratochvil@redhat.com> - 7.11-69.fc24
- Never kill PID on: gdb exec PID (Jan Kratochvil, RH BZ 1219747).