From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10045 invoked by alias); 17 Nov 2003 21:40:32 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 10037 invoked from network); 17 Nov 2003 21:40:30 -0000 Received: from unknown (HELO walton.kettenis.dyndns.org) (213.93.115.144) by sources.redhat.com with SMTP; 17 Nov 2003 21:40:30 -0000 Received: from elgar.kettenis.dyndns.org (elgar.kettenis.dyndns.org [192.168.0.2]) by walton.kettenis.dyndns.org (8.12.6p3/8.12.6) with ESMTP id hAHLeTxT000336 for ; Mon, 17 Nov 2003 22:40:29 +0100 (CET) (envelope-from kettenis@elgar.kettenis.dyndns.org) Received: from elgar.kettenis.dyndns.org (localhost [127.0.0.1]) by elgar.kettenis.dyndns.org (8.12.6p3/8.12.6) with ESMTP id hAHLeTFa009211 for ; Mon, 17 Nov 2003 22:40:29 +0100 (CET) (envelope-from kettenis@elgar.kettenis.dyndns.org) Received: (from kettenis@localhost) by elgar.kettenis.dyndns.org (8.12.6p3/8.12.6/Submit) id hAHLeT4s009208; Mon, 17 Nov 2003 22:40:29 +0100 (CET) Date: Mon, 17 Nov 2003 21:40:00 -0000 Message-Id: <200311172140.hAHLeT4s009208@elgar.kettenis.dyndns.org> From: Mark Kettenis To: gdb-patches@sources.redhat.com Subject: [RFA] Testcase for backtrace/1435 X-SW-Source: 2003-11/txt/msg00364.txt.bz2 This adds a testcase for the patch I just submitted. This is i386-specific, but I don't know how to trick GCC into putting two functions right after oneother without using assembler. OK to check this in? Mark Index: ChangeLog from Mark Kettenis * gdb.arch/i386-unwind.exp: New file. * gdb.arch/i386-unwind.c: New file. Index: gdb.arch/i386-unwind.exp =================================================================== RCS file: gdb.arch/i386-unwind.exp diff -N gdb.arch/i386-unwind.exp --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ gdb.arch/i386-unwind.exp 17 Nov 2003 21:38:21 -0000 @@ -0,0 +1,63 @@ +# Copyright 2003 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@gnu.org + +# This file is part of the gdb testsuite. + +if $tracelevel { + strace $tracelevel +} + +# Test i386 unwinder. + +set prms_id 0 +set bug_id 0 + +if ![istarget "i?86-*-*"] then { + verbose "Skipping i386 unwinder tests." + return +} + +set testfile "i386-unwind" +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { + gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." +} + +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 +} + +# Testcase for backtrace/1435. + +gdb_test "continue" "Program received signal SIGTRAP.*" \ + "continue past gdb1435" + +gdb_test "backtrace 10" \ + "#1\[ \t]*$hex in gdb1435.*\r\n#2\[ \t\]*$hex in main.*" \ + "backtrace past gdb1435" Index: gdb.arch/i386-unwind.c =================================================================== RCS file: gdb.arch/i386-unwind.c diff -N gdb.arch/i386-unwind.c --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ gdb.arch/i386-unwind.c 17 Nov 2003 21:38:21 -0000 @@ -0,0 +1,42 @@ +/* Unwinder test program. + + Copyright 2003 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. */ + +void +trap (void) +{ + asm ("int $0x03"); +} + +/* Make sure that main directly follows a function without an + epilogue. */ + +asm(".text\n" + " .align 8\n" + " .globl gdb1435\n" + "gdb1435:\n" + " pushl %ebp\n" + " mov %esp, %ebp\n" + " call trap\n" + " .globl main\n" + "main:\n" + " pushl %ebp\n" + " mov %esp, %ebp\n" + " call gdb1435\n");