gdb/gdb-6.3-test-dtorfix-20050121.patch

Index: gdb/testsuite/ChangeLog
2005-01-21  Jeff Johnston  <jjohnstn@redhat.com>

	* gdb.cp/constructortest.exp: New test.
	* gdb.cp/constructortest.cc: Ditto.
	* gdb.cp/templates.exp: Change break of dtor to	be fully quoted.

2007-09-22  Jan Kratochvil <jan.kratochvil@redhat.com>

	* gdb.cp/constructortest.exp, gdb.cp/constructortest.cc: Test also the
	`$delete' destructor variant.

2007-09-25  Jan Kratochvil <jan.kratochvil@redhat.com>

	* gdb.cp/constructortest.exp: Delete the FIXME workaround of restarting
	the whole GDB.

2007-10-05  Jan Kratochvil <jan.kratochvil@redhat.com>

	* gdb.cp/constructortest.exp: Test BREAKPOINT_RE_SET for multiple PCs
	by PIE.
	* gdb.cp/constructortest.exp: Handle the change of settings breakpoints
	always at all the ctor/dtor variants.

[ Removed the `gdb.cp/templates.exp' patch.  ]
[ Updated the patch for "(X location") of GDB-6.8+.  ]

--- gdb-6.3/gdb/testsuite/gdb.cp/constructortest.cc.fix	Fri Jan 21 17:06:56 2005
+++ gdb-6.3/gdb/testsuite/gdb.cp/constructortest.cc	Fri Jan 21 17:05:18 2005
@@ -0,0 +1,99 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2005 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.  */
+
+class A
+{
+  public:
+    A();
+    ~A();
+    int  k;
+  private:
+    int  x;
+};
+
+class B: public A
+{
+  public:
+    B();
+  private:
+    int  y;
+};
+
+/* C and D are for the $delete destructor.  */
+
+class C
+{
+  public:
+    C();
+    virtual ~C();
+  private:
+    int  x;
+};
+
+class D: public C
+{
+  public:
+    D();
+  private:
+    int  y;
+};
+
+int main(int argc, char *argv[])
+{
+  A* a = new A;
+  B* b = new B;
+  D* d = new D;
+  delete a;
+  delete b;
+  delete d;
+  return 0;
+}
+
+A::A() /* Constructor A */
+{
+   x = 1; /* First line A */
+   k = 4; /* Second line A */
+}
+
+A::~A() /* Destructor A */
+{
+   x = 3; /* First line ~A */
+   k = 6; /* Second line ~A */
+}
+
+B::B()
+{
+   y = 2; /* First line B */
+   k = 5;
+}
+
+C::C() /* Constructor C */
+{
+   x = 1; /* First line C */
+}
+
+C::~C() /* Destructor C */
+{
+   x = 3; /* First line ~C */
+}
+
+D::D()
+{
+   y = 2; /* First line D */
+}
--- gdb-6.3/gdb/testsuite/gdb.cp/constructortest.exp.fix	Fri Jan 21 17:07:02 2005
+++ gdb-6.3/gdb/testsuite/gdb.cp/constructortest.exp	Fri Jan 21 17:05:29 2005
@@ -0,0 +1,137 @@
+# This testcase is part of GDB, the GNU debugger.
+
+# Copyright 2005, 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.  
+
+# Check that GDB can break at multiple forms of constructors.
+
+if $tracelevel {
+    strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+set testfile "constructortest"
+set srcfile ${testfile}.cc
+set binfile ${objdir}/${subdir}/${testfile}
+# PIE is required for testing proper BREAKPOINT_RE_SET of the multiple-PC
+# breakpoints.
+if {[gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++ "additional_flags=-fpie -pie"}] != "" } {
+    return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+#
+# Run to `main' where we begin our tests.
+#
+
+if ![runto_main] then {
+    gdb_suppress_tests
+}
+
+# Break on the various forms of the A::A constructor.
+# " (2 locations)" is displayed depending on G++ version.
+gdb_test "break A\:\:A" "Breakpoint 2 at .*" "breaking on A::A"
+        
+# Verify that we break for the A constructor two times
+# Once for new A and once for new B
+gdb_continue_to_breakpoint "First line A"
+gdb_test "bt" "#0.*A.*#1.*main.*" "Verify in in-charge A::A"
+gdb_continue_to_breakpoint "First line A"
+gdb_test "bt" "#0.*A.*#1.*B.*#2.*main.*" "Verify in not-in-charge A::A"
+
+# Now do the same for destructors
+gdb_test "break 'A::~A()'" ""
+
+# Verify that we break for the A destructor two times
+# Once for delete a and once for delete b
+gdb_continue_to_breakpoint "First line ~A"
+gdb_test "bt" "#0.*~A.*#1.*main.*" "Verify in in-charge A::~A"
+gdb_continue_to_breakpoint "First line ~A"
+gdb_test "bt" "#0.*~A.*#1.*~B.*#2.*main.*" "Verify in not-in-charge A::~A"
+
+
+# Verify that we can break by line number in a constructor and find
+# both occurrences
+runto_main
+gdb_test "break 'A::A()'" "" "break in constructor A 2"
+gdb_continue_to_breakpoint "First line A"
+set second_line [gdb_get_line_number "Second line A"]
+# " (2 locations)" is displayed depending on G++ version.
+gdb_test "break $second_line" "Breakpoint .*, line $second_line\\..*" "break by line in constructor"
+gdb_continue_to_breakpoint "Second line A"
+gdb_test "bt" "#0.*A.*#1.*main.*" "Verify in in-charge A::A second line"
+gdb_continue_to_breakpoint "Second line A"
+gdb_test "bt" "#0.*A.*#1.*B.*#2.*main.*" "Verify in not-in-charge A::A second line"
+
+# Verify that we can break by line number in a destructor and find
+# both occurrences
+gdb_test "break 'A::~A()'" "" "break in constructor ~A 2"
+gdb_continue_to_breakpoint "First line ~A"
+set second_line_dtor [gdb_get_line_number "Second line ~A"]
+# " (2 locations)" is displayed depending on G++ version.
+gdb_test "break $second_line_dtor" "Breakpoint .*, line $second_line_dtor\\..*" "break by line in destructor"
+gdb_continue_to_breakpoint "Second line ~A"
+gdb_test "bt" "#0.*A.*#1.*main.*" "Verify in in-charge A::~A second line"
+# FIXME: Analyse this case better.
+gdb_continue_to_breakpoint "Second line ~A"
+gdb_test "bt" "#0.*A.*#1.*main.*" "Verify in A::~A second line #2"
+gdb_continue_to_breakpoint "Second line ~A"
+gdb_test "bt" "#0.*A.*#1.*B.*#2.*main.*" "Verify in not-in-charge A::~A second line"
+
+
+# Test now the $delete destructors.
+
+gdb_load ${binfile}
+runto_main
+
+set define_line_dtor [gdb_get_line_number "Destructor C"]
+# Break on the various forms of the C::~C destructor
+# " ([23] locations)" is displayed depending on G++ version.
+gdb_test "break C\:\:~C" "Breakpoint .*, line $define_line_dtor\\..*" "breaking on C::~C"
+gdb_continue_to_breakpoint "First line ~C"
+
+# Verify that we can break by line number in a destructor and find
+# the $delete occurence
+
+gdb_load ${binfile}
+delete_breakpoints
+
+set first_line_dtor [gdb_get_line_number "First line ~C"]
+# " (3 locations)" is displayed depending on G++ version.
+gdb_test "break $first_line_dtor" "Breakpoint .*, line $first_line_dtor\\..*" "break by line in destructor"
+
+# Run to `main' where we begin our tests.
+# Set the breakpoints first to test PIE multiple-PC BREAKPOINT_RE_SET.
+# RUNTO_MAIN or RUNTO MAIN are not usable here as it runs DELETE_BREAKPOINTS.
+
+if ![gdb_breakpoint main] {
+    gdb_suppress_tests
+}
+gdb_run_cmd
+set test "running to main"
+gdb_test_multiple "" $test {
+    -re "Breakpoint \[0-9\]*, main .*$gdb_prompt $" {
+	pass $test
+    }
+}
+
+gdb_continue_to_breakpoint "First line ~C"