924c7cd4ea
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136 lines
4.0 KiB
Diff
136 lines
4.0 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-6.5-ia64-libunwind-leak-test.patch
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;; Test ia64 memory leaks of the code using libunwind.
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;;=fedoratest
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diff --git a/gdb/testsuite/gdb.base/unwind-leak.c b/gdb/testsuite/gdb.base/unwind-leak.c
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/unwind-leak.c
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@@ -0,0 +1,29 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2007 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 2 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, write to the Free Software
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+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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+
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+ Please email any bugs, comments, and/or additions to this file to:
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+ bug-gdb@prep.ai.mit.edu */
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+
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+#include <unistd.h>
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+
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+int main()
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+{
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+ for (;;)
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+ alarm (0);
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+ return 0;
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+}
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diff --git a/gdb/testsuite/gdb.base/unwind-leak.exp b/gdb/testsuite/gdb.base/unwind-leak.exp
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/unwind-leak.exp
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@@ -0,0 +1,88 @@
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+# Copyright 2007 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 2 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, write to the Free Software
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+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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+
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+if {[use_gdb_stub]} {
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+ untested "skipping test because of use_gdb_stub"
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+ return -1
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+}
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+
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+set testfile unwind-leak
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+set srcfile ${testfile}.c
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+set shfile [standard_output_file ${testfile}-gdb.sh]
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+set binfile [standard_output_file ${testfile}]
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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+ untested "Couldn't compile test program"
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+ return -1
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+}
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+
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+# Get things started.
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+
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+gdb_exit
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+gdb_start
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+gdb_reinitialize_dir $srcdir/$subdir
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+gdb_load ${binfile}
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+
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+set pid [exp_pid -i [board_info host fileid]]
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+
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+# For C programs, "start" should stop in main().
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+
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+gdb_test "start" \
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+ "main \\(\\) at .*$srcfile.*" \
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+ "start"
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+
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+set loc [gdb_get_line_number "alarm"]
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+gdb_breakpoint $loc
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+
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+proc memory_get {} {
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+ global pid
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+ set fd [open "/proc/$pid/statm"]
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+ gets $fd line
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+ close $fd
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+ # number of pages of data/stack
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+ scan $line "%*d%*d%*d%*d%*d%d" drs
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+ return $drs
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+}
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+
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+set cycles 100
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+# For 100 cycles it was 1308: from = 363 KB, to = 1671 KB
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+set permit_kb 100
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+verbose -log "cycles = $cycles, permit_kb = $permit_kb"
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+
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+set fail 0
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+set test "breakpoint stop/continue cycles"
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+for {set i $cycles} {$i > 0} {set i [expr {$i - 1}]} {
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+ gdb_test_multiple "continue" $test {
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+ -re "Breakpoint 2, main .*alarm .*.*${gdb_prompt} $" {
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+ }
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+ -re "Segmentation fault" {
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+ fail $test
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+ set i 0
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+ set fail 1
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+ }
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+ }
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+ if ![info exists from] {
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+ set from [memory_get]
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+ }
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+}
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+set to [memory_get]
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+if {!$fail} {
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+ verbose -log "from = $from KB, to = $to KB"
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+ if {$from > 0 && $to > 10 && $to < $from + $permit_kb} {
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+ pass $test
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+ } else {
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+ fail $test
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+ }
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+}
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