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- New test of hiding unexpected breakpoints on intentional step commands.

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- New test of GCORE for shmid 0 shared memory mappings.
- New test of a crash on `focus cmd', `focus prev' commands.
This commit is contained in:
Jan Kratochvil 2008-03-30 18:58:47 +00:00
parent 4ebfb44ea4
commit ed268f2814
4 changed files with 338 additions and 1 deletions
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28
gdb-6.3-focus-cmd-prev-test.patch Normal file
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@ -0,0 +1,28 @@
--- /dev/null 2008-03-23 13:41:46.072650180 +0100
+++ gdb-6.3/gdb/testsuite/gdb.base/focus-cmd-prev.exp 2008-03-23 23:46:45.000000000 +0100
@@ -0,0 +1,25 @@
+# Copyright 2008 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+if $tracelevel then {
+ strace $tracelevel
+}
+
+gdb_exit
+gdb_start
+
+gdb_test "focus cmd"
+gdb_test "focus prev"

204
gdb-6.3-mapping-zero-inode-test.patch Normal file
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@ -0,0 +1,204 @@
--- /dev/null 2007-10-25 16:04:06.860116064 -0400
+++ gdb-6.3/gdb/testsuite/gdb.base/gcore-shmid0.c 2007-10-27 14:49:59.000000000 -0400
@@ -0,0 +1,82 @@
+/* Copyright 2007 Free Software Foundation, Inc.
+
+ This file is part of GDB.
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/*
+ * Test GDB's handling of gcore for mapping with a name but zero inode.
+ */
+
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <assert.h>
+
+/* We need a backtrace through the stack. */
+
+static void
+initialized (void)
+{
+}
+
+int
+main (void)
+{
+ int sid;
+ unsigned int *addr = (void *) -1L;
+ int try;
+
+ /* The generated SID will cycle with an increment of 32768, try until it
+ * wraps to 0. */
+
+ for (try = 0; addr == (void *) -1L; try++)
+ {
+ assert (try < 0x10000);
+
+ sid = shmget ((key_t) rand (), 0x1000, IPC_CREAT | IPC_EXCL | 0777);
+ if (sid == -1)
+ {
+ printf ("shmget (%d, 0x1000, IPC_CREAT): errno %d\n", 0, errno);
+ exit (1);
+ }
+
+ /* Use SID only if it is 0, retry it otherwise. */
+
+ if (sid == 0)
+ {
+ addr = shmat (sid, NULL, SHM_RND);
+ if (addr == (void *) -1L)
+ {
+ printf ("shmat (%d, NULL, SHM_RND): errno %d\n", sid,
+ errno);
+ exit (1);
+ }
+ }
+ if (shmctl (sid, IPC_RMID, NULL) != 0)
+ {
+ printf ("shmctl (%d, IPC_RMID, NULL): errno %d\n", sid, errno);
+ exit (1);
+ }
+ }
+
+ initialized ();
+
+ return 0;
+}
--- /dev/null 2007-10-25 16:04:06.860116064 -0400
+++ gdb-6.3/gdb/testsuite/gdb.base/gcore-shmid0.exp 2007-10-27 14:50:40.000000000 -0400
@@ -0,0 +1,116 @@
+# Copyright 2007 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+# Test GDB's handling of gcore for mapping with a name but zero inode.
+
+if $tracelevel then {
+ strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+set testfile "gcore-shmid0"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
+ untested gcore.exp
+ return -1
+}
+
+# Start with a fresh gdb.
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+# Does this gdb support gcore?
+send_gdb "help gcore\n"
+gdb_expect {
+ -re "Undefined command: .gcore.*$gdb_prompt $" {
+ # gcore command not supported -- nothing to test here.
+ unsupported "gdb does not support gcore on this target"
+ return -1;
+ }
+ -re "Save a core file .*$gdb_prompt $" {
+ pass "help gcore"
+ }
+ -re ".*$gdb_prompt $" {
+ fail "help gcore"
+ }
+ timeout {
+ fail "help gcore (timeout)"
+ }
+}
+
+if { ! [ runto_main ] } then {
+ untested gcore-buffer-overflow.exp
+ return -1
+}
+
+gdb_breakpoint "initialized"
+gdb_continue_to_breakpoint "initialized"
+
+set escapedfilename [string_to_regexp ${objdir}/${subdir}/gcore-shmid0.test]
+
+set test "save a corefile"
+gdb_test_multiple "gcore ${objdir}/${subdir}/gcore-shmid0.test" $test {
+ -re "Saved corefile ${escapedfilename}\[\r\n\]+$gdb_prompt $" {
+ pass $test
+ }
+ -re "Can't create a corefile\[\r\n\]+$gdb_prompt $" {
+ unsupported $test
+ }
+ eof {
+ fail $test
+ }
+}
+
+# Be sure to remove the handle first.
+# But it would get removed even on a kill by GDB as the handle is already
+# deleted, just it is still attached.
+gdb_continue_to_end "finish"
+
+set test "core-file command"
+gdb_test_multiple "core-file $objdir/$subdir/gcore-shmid0.test" $test {
+ -re ".* program is being debugged already.*y or n. $" {
+ # gdb_load may connect us to a gdbserver.
+ send_gdb "y\n"
+ exp_continue;
+ }
+ -re "Core was generated by .*\r\n\#0 .*\\\(\\\).*\r\n$gdb_prompt $" {
+ # The filename does not fit there anyway so do not check it.
+ pass $test
+ }
+ -re ".*registers from core file: File in wrong format.* $" {
+ fail "core-file command (could not read registers from core file)"
+ }
+}
+
+set test "backtrace"
+gdb_test_multiple "bt" $test {
+ -re "#0 *initialized \\\(\\\) at .*#1 .* main \\\(.*$gdb_prompt $" {
+ pass $test
+ }
+ -re "#0 *initialized \\\(\\\) at .*Cannot access memory at address .*$gdb_prompt $" {
+ fail $test
+ }
+}

90
gdb-6.5-missed-trap-on-step-test.patch Normal file
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@ -0,0 +1,90 @@
Fix has been committed to:
gdb-6.6-scheduler_locking-step-sw-watchpoints2.patch
--- /dev/null 2007-12-14 20:45:09.113039517 +0100
+++ gdb-6.5/gdb/testsuite/gdb.base/watchpoint-during-step.exp 2007-12-24 19:42:00.000000000 +0100
@@ -0,0 +1,51 @@
+# Copyright 2007 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+if $tracelevel then {
+ strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+set testfile watchpoint-during-step
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
+ untested "Couldn't compile test program"
+ return -1
+}
+
+# Get things started.
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+runto_main
+
+gdb_breakpoint [gdb_get_line_number "var = 2"]
+gdb_continue_to_breakpoint "Find the first var set"
+
+gdb_test "step" ".*var = 3;" "Step to the next var set"
+
+gdb_test "watch var" "atchpoint .*: var" "Set the watchpoint"
+
+# Here is the target point. Be careful to not have breakpoint set on the line
+# we step from as in this case it is a valid upstream KFAIL gdb/38
+
+gdb_test "step" ".*Old value = 2.*New value = 3.*" "Catch the watchpoint"
--- /dev/null 2007-12-14 20:45:09.113039517 +0100
+++ gdb-6.5/gdb/testsuite/gdb.base/watchpoint-during-step.c 2007-12-24 19:38:10.000000000 +0100
@@ -0,0 +1,30 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2007 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 2 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, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ Please email any bugs, comments, and/or additions to this file to:
+ bug-gdb@prep.ai.mit.edu */
+
+static int var;
+
+int main()
+{
+ var = 1;
+ var = 2;
+ var = 3;
+ return 0;
+}

17
gdb.spec
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@ -317,6 +317,9 @@ Patch287: gdb-6.7-testsuite-stable-results.patch
# Test ia64 memory leaks of the code using libunwind. # Test ia64 memory leaks of the code using libunwind.
Patch289: gdb-6.5-ia64-libunwind-leak-test.patch Patch289: gdb-6.5-ia64-libunwind-leak-test.patch
# Test hiding unexpected breakpoints on intentional step commands.
Patch290: gdb-6.5-missed-trap-on-step-test.patch
# Support DW_TAG_interface_type the same way as DW_TAG_class_type (BZ 426600). # Support DW_TAG_interface_type the same way as DW_TAG_class_type (BZ 426600).
Patch293: gdb-6.7-bz426600-DW_TAG_interface_type-fix.patch Patch293: gdb-6.7-bz426600-DW_TAG_interface_type-fix.patch
Patch294: gdb-6.7-bz426600-DW_TAG_interface_type-test.patch Patch294: gdb-6.7-bz426600-DW_TAG_interface_type-test.patch
@ -340,6 +343,12 @@ Patch305: gdb-6.8-bz377541-fortran-dynamic-arrays.patch
# Backport fix of a segfault + PIE regression since 6.7.1 on PIE executables. # Backport fix of a segfault + PIE regression since 6.7.1 on PIE executables.
Patch306: gdb-6.8-watchpoint-inaccessible-memory.patch Patch306: gdb-6.8-watchpoint-inaccessible-memory.patch
# Test GCORE for shmid 0 shared memory mappings.
Patch309: gdb-6.3-mapping-zero-inode-test.patch
# Test a crash on `focus cmd', `focus prev' commands.
Patch311: gdb-6.3-focus-cmd-prev-test.patch
BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu gettext BuildRequires: ncurses-devel glibc-devel gcc make gzip texinfo dejagnu gettext
BuildRequires: flex bison sharutils expat-devel BuildRequires: flex bison sharutils expat-devel
Requires: readline Requires: readline
@ -494,6 +503,7 @@ rm -f gdb/jv-exp.c gdb/m2-exp.c gdb/objc-exp.c gdb/p-exp.c
%patch284 -p1 %patch284 -p1
%patch287 -p1 %patch287 -p1
%patch289 -p1 %patch289 -p1
%patch290 -p1
%patch293 -p1 %patch293 -p1
%patch294 -p1 %patch294 -p1
%patch296 -p1 %patch296 -p1
@ -502,6 +512,8 @@ rm -f gdb/jv-exp.c gdb/m2-exp.c gdb/objc-exp.c gdb/p-exp.c
%patch304 -p1 %patch304 -p1
%patch305 -p1 %patch305 -p1
%patch306 -p1 %patch306 -p1
%patch309 -p1
%patch311 -p1
find -name "*.orig" | xargs rm -f find -name "*.orig" | xargs rm -f
! find -name "*.rej" # Should not happen. ! find -name "*.rej" # Should not happen.
@ -741,8 +753,11 @@ fi
%{_mandir}/*/gdbserver.1* %{_mandir}/*/gdbserver.1*
%changelog %changelog
* Sat Mar 29 2008 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8-1postcvs * Sun Mar 30 2008 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8-1postcvs
- Cosmetic fix of a testcase sanity breakpoint setting (part of BZ 233852). - Cosmetic fix of a testcase sanity breakpoint setting (part of BZ 233852).
- New test of hiding unexpected breakpoints on intentional step commands.
- New test of GCORE for shmid 0 shared memory mappings.
- New test of a crash on `focus cmd', `focus prev' commands.
* Fri Mar 28 2008 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8-1 * Fri Mar 28 2008 Jan Kratochvil <jan.kratochvil@redhat.com> - 6.8-1
- Upgrade to the latest upstream final release gdb-6.8. - Upgrade to the latest upstream final release gdb-6.8.