[RFA/testsuite] backtrace in mixed language application
Jerome Guitton
guitton@adacore.com
Fri Aug 10 10:10:00 GMT 2007
Testcase for http://sourceware.org/ml/gdb-patches/2007-08/msg00201.html,
to commit in the gdb.ada directory.
2007-08-10 Jerome Guitton <guitton@adacore.com>
* gdb.ada/lang_switch/lang_switch.adb: New file.
* gdb.ada/lang_switch/foo.c: Ditto.
* gdb.ada/lang_switch.exp: New testcase.
OK to add?
Thanks in advance,
Jerome
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# 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 $tracelevel
}
load_lib "ada.exp"
set testdir "lang_switch"
set testfile "${testdir}/lang_switch"
set cfile "${testdir}/foo"
set adasrcfile ${srcdir}/${subdir}/${testfile}.adb
set csrcfile ${srcdir}/${subdir}/${cfile}.c
set cobject ${objdir}/${subdir}/${cfile}.o
set binfile ${objdir}/${subdir}/${testfile}
file mkdir ${objdir}/${subdir}/${testdir}
gdb_compile "${csrcfile}" "${cobject}" object [list debug]
if {[gdb_compile_ada "${adasrcfile}" "${binfile}" executable [list debug]] != "" } {
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
set bp_location [gdb_get_line_number "STOP" ${csrcfile}]
runto "foo.c:$bp_location"
# Make sure that the language is switched to Ada for the second frame
# by checking the string parameter.
gdb_test "bt" \
".*#1.*lang_switch\.ada_procedure\\s*\\(msg=$hex\\).*" \
"backtrace"
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with System;
procedure Lang_Switch is
pragma Linker_Options ("foo.o");
function C_Procedure (Msg : String) return Integer;
pragma Import(C, C_Procedure, "c_procedure");
procedure Ada_Procedure (Msg : String) is
C_Msg : String (1 .. 1024);
Tmp_Int : Integer;
begin
C_Msg (1 .. Msg'length + 1) := Msg & Ascii.Nul;
Tmp_Int := C_Procedure (Msg => C_Msg);
end Ada_Procedure;
begin
Ada_Procedure ("msg");
end Lang_Switch;
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