2005-11-15 Jeff Johnston * linux-thread-db.c (thread_db_wait): Don't bother continuing if the wait result indicates the program terminated with a signal. * linux-nat.c (linux_nat_wait): For SIGILL and SIGTRAP, don't throw away the event if the user has specified nostop noprint. gdb/testsuite: 2005-11-15 Jeff Johnston * gdb.arch/ia64-sigill.c: New test. * gdb.arch/ia64-sigill.exp: Ditto. Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.arch/ia64-sigill.exp =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-6.8.50.20081128/gdb/testsuite/gdb.arch/ia64-sigill.exp 2008-12-02 21:10:57.000000000 +0100 @@ -0,0 +1,49 @@ +# 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. + +# Please email any bugs, comments, and/or additions to this file to: +# bug-gdb@prep.ai.mit.edu + +# This file was written by Jeff Johnston (jjohnstn@redhat.com) + +if ![istarget "ia64-*-*"] then { + return +} + +set testfile "ia64-sigill" +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} + +# Deliberately compile with pthreads, even though test is single-threaded. +# We want to force gdb thread code to be exercised. +if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } { + gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." +} + +if [get_compiler_info ${binfile}] { + return -1 +} + +gdb_exit +gdb_start +gdb_reinitialize_dir $srcdir/$subdir +gdb_load ${binfile} + +# We set up SIGILL nostop, noprint, pass and then run the program. +# We expect to just see a normal run. +gdb_test "handle SIGILL nostop noprint" "SIGILL.*No.*No.*Yes.*" "handle sigill" +gdb_test "run" "Starting program.*ia64-sigill.*\[New thread.*\].*hello world.*Program exited normally." "run to exit" + Index: gdb-6.8.50.20081128/gdb/testsuite/gdb.arch/ia64-sigill.c =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gdb-6.8.50.20081128/gdb/testsuite/gdb.arch/ia64-sigill.c 2008-12-02 21:10:57.000000000 +0100 @@ -0,0 +1,8 @@ +#include + +int main() +{ + printf ("hello world\n"); + return 0; +} + Index: gdb-6.8.50.20081128/gdb/linux-nat.c =================================================================== --- gdb-6.8.50.20081128.orig/gdb/linux-nat.c 2008-12-02 19:04:38.000000000 +0100 +++ gdb-6.8.50.20081128/gdb/linux-nat.c 2008-12-02 21:11:11.000000000 +0100 @@ -2974,7 +2974,8 @@ retry: threads can be a bit time-consuming so if we want decent performance with heavily multi-threaded programs, especially when they're using a high frequency timer, we'd better avoid it if we - can. */ + can. For possible trap signals like SIGTRAP and SIGILL, don't + avoid reporting. */ if (WIFSTOPPED (status)) { @@ -2992,7 +2993,9 @@ retry: && inf->stop_soon == NO_STOP_QUIETLY && signal_stop_state (signo) == 0 && signal_print_state (signo) == 0 - && signal_pass_state (signo) == 1) + && signal_pass_state (signo) == 1 + && signo != TARGET_SIGNAL_ILL + && signo != TARGET_SIGNAL_TRAP) { /* FIMXE: kettenis/2001-06-06: Should we resume all threads here? It is not clear we should. GDB may not expect