gdb/gdb-fork-plus-threads-ascen...

946 lines
33 KiB
Diff

http://sourceware.org/ml/gdb-patches/2016-01/msg00141.html
Subject: Regression for gdb.threads/fork-plus-threads.exp [Re: [PATCH 3/6] List inferiors/threads/pspaces in ascending order]
On Thu, 22 Oct 2015 11:59:01 +0200, Pedro Alves wrote:
7e0aa6aa9983c745aedc203db0cc360a0ad47cac is the first bad commit
commit 7e0aa6aa9983c745aedc203db0cc360a0ad47cac
Author: Pedro Alves <palves@redhat.com>
Date: Tue Nov 24 18:11:21 2015 +0000
List inferiors/threads/pspaces in ascending order
PASS->FAIL:
FAIL: gdb.threads/fork-plus-threads.exp: detach-on-fork=off: inferior 1 exited
FAIL: gdb.threads/fork-plus-threads.exp: detach-on-fork=off: no threads left (timeout)
FAIL: gdb.threads/fork-plus-threads.exp: detach-on-fork=off: only inferior 1 left (the program exited)
-PASS: gdb.threads/fork-plus-threads.exp: detach-on-fork=off: inferior 1 exited
+warning: Error removing breakpoint 1^M
+Error in re-setting breakpoint 1: Warning:^M
+Cannot insert breakpoint 1.^M
+Cannot access memory at address 0x8048700^M
+^M
+Warning:^M
+Cannot insert breakpoint 1.^M
+Cannot access memory at address 0x8048700^M
+^M
+(gdb) FAIL: gdb.threads/fork-plus-threads.exp: detach-on-fork=off: inferior 1 exited
I haven't tried to debug it.
It happens on Fedora 23 x86_64 with -m32 for the testsuite.
Jan
REVERT:
commit 7e0aa6aa9983c745aedc203db0cc360a0ad47cac
Author: Pedro Alves <palves@redhat.com>
Date: Tue Nov 24 18:11:21 2015 +0000
List inferiors/threads/pspaces in ascending order
Before:
(gdb) info threads
Id Target Id Frame
3 Thread 0x7ffff77c3700 (LWP 29035) callme () at foo.c:30
2 Thread 0x7ffff7fc4700 (LWP 29034) 0x000000000040087b in child_function_2 (arg=0x0) at foo.c:60
* 1 Thread 0x7ffff7fc5740 (LWP 29030) 0x0000003b37209237 in pthread_join (threadid=140737353893632, thread_return=0x0) at pthread_join.c:92
After:
(gdb) info threads
Id Target Id Frame
* 1 Thread 0x7ffff7fc5740 (LWP 29030) 0x0000003b37209237 in pthread_join (threadid=140737353893632, thread_return=0x0) at pthread_join.c:92
2 Thread 0x7ffff7fc4700 (LWP 29034) 0x000000000040087b in child_function_2 (arg=0x0) at foo.c:60
3 Thread 0x7ffff77c3700 (LWP 29035) callme () at foo.c:30
gdb/doc/ChangeLog:
2015-11-24 Pedro Alves <palves@redhat.com>
PR 17539
* gdb.texinfo (Inferiors and Programs): Adjust "maint info
program-spaces" example to ascending order listing.
(Threads): Adjust "info threads" example to ascending order
listing.
(Forks): Adjust "info inferiors" example to ascending order
listing.
gdb/ChangeLog:
2015-11-24 Pedro Alves <palves@redhat.com>
PR 17539
* inferior.c (add_inferior_silent): Append the new inferior to the
end of the list.
* progspace.c (add_program_space): Append the new pspace to the
end of the list.
* thread.c (new_thread): Append the new thread to the end of the
list.
gdb/testsuite/ChangeLog:
2015-11-24 Pedro Alves <palves@redhat.com>
PR 17539
* gdb.base/foll-exec-mode.exp: Adjust to GDB listing inferiors and
threads in ascending order.
* gdb.base/foll-fork.exp: Likewise.
* gdb.base/foll-vfork.exp: Likewise.
* gdb.base/multi-forks.exp: Likewise.
* gdb.mi/mi-nonstop.exp: Likewise.
* gdb.mi/mi-nsintrall.exp: Likewise.
* gdb.multi/base.exp: Likewise.
* gdb.multi/multi-arch.exp: Likewise.
* gdb.python/py-inferior.exp: Likewise.
* gdb.threads/break-while-running.exp: Likewise.
* gdb.threads/execl.exp: Likewise.
* gdb.threads/gcore-thread.exp: Likewise.
* gdb.threads/info-threads-cur-sal.exp: Likewise.
* gdb.threads/kill.exp: Likewise.
* gdb.threads/linux-dp.exp: Likewise.
* gdb.threads/multiple-step-overs.exp: Likewise.
* gdb.threads/next-bp-other-thread.exp: Likewise.
* gdb.threads/step-bg-decr-pc-switch-thread.exp: Likewise.
* gdb.threads/step-over-lands-on-breakpoint.exp: Likewise.
* gdb.threads/step-over-trips-on-watchpoint.exp: Likewise.
* gdb.threads/thread-find.exp: Likewise.
* gdb.threads/tls.exp: Likewise.
* lib/mi-support.exp (mi_reverse_list): Delete.
(mi_check_thread_states): No longer reverse list.
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index 0778383..fe9481d 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -2791,9 +2791,9 @@ example, the list of inferiors bound to the program space.
@smallexample
(@value{GDBP}) maint info program-spaces
Id Executable
-* 1 hello
2 goodbye
Bound inferiors: ID 1 (process 21561)
+* 1 hello
@end smallexample
Here we can see that no inferior is running the program @code{hello},
@@ -2924,9 +2924,9 @@ For example,
@smallexample
(@value{GDBP}) info threads
Id Target Id Frame
-* 1 process 35 thread 13 main (argc=1, argv=0x7ffffff8)
- 2 process 35 thread 23 0x34e5 in sigpause ()
3 process 35 thread 27 0x34e5 in sigpause ()
+ 2 process 35 thread 23 0x34e5 in sigpause ()
+* 1 process 35 thread 13 main (argc=1, argv=0x7ffffff8)
at threadtest.c:68
@end smallexample
@@ -3241,8 +3241,8 @@ process 12020 is executing new program: prog2
Program exited normally.
(@value{GDBP}) info inferiors
Id Description Executable
- 1 <null> prog1
* 2 <null> prog2
+ 1 <null> prog1
@end smallexample
@item same
diff --git a/gdb/inferior.c b/gdb/inferior.c
index e71104d..515268f 100644
--- a/gdb/inferior.c
+++ b/gdb/inferior.c
@@ -135,17 +135,8 @@ add_inferior_silent (int pid)
inf->control.stop_soon = NO_STOP_QUIETLY;
inf->num = ++highest_inferior_num;
-
- if (inferior_list == NULL)
- inferior_list = inf;
- else
- {
- struct inferior *last;
-
- for (last = inferior_list; last->next != NULL; last = last->next)
- ;
- last->next = inf;
- }
+ inf->next = inferior_list;
+ inferior_list = inf;
inf->environment = make_environ ();
init_environ (inf->environment);
diff --git a/gdb/progspace.c b/gdb/progspace.c
index 59a7846..9a622ed 100644
--- a/gdb/progspace.c
+++ b/gdb/progspace.c
@@ -133,16 +133,8 @@ add_program_space (struct address_space *aspace)
program_space_alloc_data (pspace);
- if (program_spaces == NULL)
- program_spaces = pspace;
- else
- {
- struct program_space *last;
-
- for (last = program_spaces; last->next != NULL; last = last->next)
- ;
- last->next = pspace;
- }
+ pspace->next = program_spaces;
+ program_spaces = pspace;
return pspace;
}
diff --git a/gdb/testsuite/gdb.base/foll-exec-mode.exp b/gdb/testsuite/gdb.base/foll-exec-mode.exp
index 41d788b..ad23cb5 100644
--- a/gdb/testsuite/gdb.base/foll-exec-mode.exp
+++ b/gdb/testsuite/gdb.base/foll-exec-mode.exp
@@ -150,7 +150,7 @@ proc do_follow_exec_mode_tests { mode cmd infswitch } {
if {$mode == "same"} {
set expected_re "\\* 1.*process.*"
} else {
- set expected_re " 1.*null.*$testfile.*\r\n\\* 2.*process.*$testfile2 .*"
+ set expected_re "\\* 2.*process.*$testfile2 \r\n 1.*null.*$testfile.*"
}
# Check that the inferior list is correct:
diff --git a/gdb/testsuite/gdb.base/foll-fork.exp b/gdb/testsuite/gdb.base/foll-fork.exp
index 61aefc1..bd1df14 100644
--- a/gdb/testsuite/gdb.base/foll-fork.exp
+++ b/gdb/testsuite/gdb.base/foll-fork.exp
@@ -139,7 +139,7 @@ proc test_follow_fork { who detach cmd } {
# Follow parent / keep child: two inferiors under debug, the
# parent is the current inferior.
- gdb_test "info inferiors" "\\* 1 .*process.* 2 .*process.*" \
+ gdb_test "info inferiors" " 2 .*process.*\\* 1 .*process.*" \
"info inferiors"
gdb_test "inferior 2" "Switching to inferior 2 .*"
@@ -150,14 +150,14 @@ proc test_follow_fork { who detach cmd } {
# Follow child / detach parent: the child is under debug and is
# the current inferior. The parent is listed but is not under
# debug.
- gdb_test "info inferiors" " 1 .*<null>.*\\* 2 .*process.*" \
+ gdb_test "info inferiors" "\\* 2 .*process.* 1 .*<null>.*" \
"info inferiors"
} elseif {$who == "child" && $detach == "off"} {
# Follow child / keep parent: two inferiors under debug, the
# child is the current inferior.
- gdb_test "info inferiors" " 1 .*process.*\\* 2 .*process.*" \
+ gdb_test "info inferiors" "\\* 2 .*process.* 1 .*process.*" \
"info inferiors"
gdb_test "inferior 1" "Switching to inferior 1 .*"
diff --git a/gdb/testsuite/gdb.base/foll-vfork.exp b/gdb/testsuite/gdb.base/foll-vfork.exp
index efa1b39..ed25487 100644
--- a/gdb/testsuite/gdb.base/foll-vfork.exp
+++ b/gdb/testsuite/gdb.base/foll-vfork.exp
@@ -330,7 +330,7 @@ proc vfork_relations_in_info_inferiors { variant } {
}
gdb_test "info inferiors" \
- ".*is vfork parent of inferior 2.*is vfork child of inferior 1" \
+ ".*is vfork child of inferior 1.*is vfork parent of inferior 2" \
"info inferiors shows vfork parent/child relation"
if { $variant == "exec" } {
diff --git a/gdb/testsuite/gdb.base/multi-forks.exp b/gdb/testsuite/gdb.base/multi-forks.exp
index 1eaaa71..2f3dd86 100644
--- a/gdb/testsuite/gdb.base/multi-forks.exp
+++ b/gdb/testsuite/gdb.base/multi-forks.exp
@@ -150,13 +150,13 @@ gdb_test_no_output "set detach off" "set detach off"
for {set i 1} {$i <= 15} {incr i} {
gdb_test "continue" "Breakpoint .* main .*exit.*" "Run to exit $i"
- gdb_test "info inferior" " 2 .* 3 .* 4 .* 5 .*" "info inferior $i"
+ gdb_test "info inferior" " 5 .* 4 .* 3 .* 2 .*" "info inferior $i"
gdb_test "inferior $i + 1" "(_dl_sysinfo_int80|fork|__kernel_(v|)syscall).*" \
"inferior $i"
}
gdb_test "continue" "Breakpoint .* main .*exit.*" "Run to exit 16"
-gdb_test "info inferior" " 2 .* 3 .* 4 .* 5 .*" "info inferior 16"
+gdb_test "info inferiors" " 5 .* 4 .* 3 .* 2 .*" "info inferior 16"
gdb_test "inferior 2" " main .*" "restart final"
#
@@ -177,9 +177,27 @@ gdb_test "detach inferior 5" "Detaching .*" "Detach 5"
# Test kill inferior
#
-for {set i 6} { $i <= 16} {incr i} {
- gdb_test_no_output "kill inferior $i" "Kill $i"
- gdb_test "info inferior $i" "<null>.*" "Did kill $i"
-}
+gdb_test_no_output "kill inferior 6" "Kill 6"
+gdb_test "info inferior 6" "<null>.*" "Did kill 6"
+gdb_test_no_output "kill inferior 7" "Kill 7"
+gdb_test "info inferior 7" "<null>.*" "Did kill 7"
+gdb_test_no_output "kill inferior 8" "Kill 8"
+gdb_test "info inferior 8" "<null>.*" "Did kill 8"
+gdb_test_no_output "kill inferior 9" "Kill 9"
+gdb_test "info inferior 9" "<null>.*" "Did kill 9"
+gdb_test_no_output "kill inferior 10" "Kill 10"
+gdb_test "info inferior 10" "<null>.*" "Did kill 10"
+gdb_test_no_output "kill inferior 11" "Kill 11"
+gdb_test "info inferior 11" "<null>.*" "Did kill 11"
+gdb_test_no_output "kill inferior 12" "Kill 12"
+gdb_test "info inferior 12" "<null>.*" "Did kill 12"
+gdb_test_no_output "kill inferior 13" "Kill 13"
+gdb_test "info inferior 13" "<null>.*" "Did kill 13"
+gdb_test_no_output "kill inferior 14" "Kill 14"
+gdb_test "info inferior 14" "<null>.*" "Did kill 14"
+gdb_test_no_output "kill inferior 15" "Kill 15"
+gdb_test "info inferior 15" "<null>.*" "Did kill 15"
+gdb_test_no_output "kill inferior 16" "Kill 16"
+gdb_test "info inferior 16" "<null>.*" "Did kill 16"
return 0
diff --git a/gdb/testsuite/gdb.mi/mi-nonstop.exp b/gdb/testsuite/gdb.mi/mi-nonstop.exp
index 5e11f8d..cad9901 100644
--- a/gdb/testsuite/gdb.mi/mi-nonstop.exp
+++ b/gdb/testsuite/gdb.mi/mi-nonstop.exp
@@ -97,7 +97,7 @@ mi_expect_interrupt "got interrupt"
sleep 1
mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"
-mi_gdb_test "-exec-continue --all" ".*\\*running,thread-id=\"1\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"3\"" \
+mi_gdb_test "-exec-continue --all" ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"" \
"resume all"
mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"
diff --git a/gdb/testsuite/gdb.mi/mi-nsintrall.exp b/gdb/testsuite/gdb.mi/mi-nsintrall.exp
index 378c729..061a6f3 100644
--- a/gdb/testsuite/gdb.mi/mi-nsintrall.exp
+++ b/gdb/testsuite/gdb.mi/mi-nsintrall.exp
@@ -67,10 +67,10 @@ mi_delete_breakpoints
# Here we create a response string. Note we don't want \r\n at the end,
# since mi_gdb_test will append this itself.
set running_re ""
-for {set i 1} {$i < 6} {incr i} {
+for {set i 6} {$i > 1} {incr i -1} {
set running_re "$running_re\\*running,thread-id=\"$i\"\r\n"
}
-set running_re "$running_re\\*running,thread-id=\"6\""
+set running_re "$running_re\\*running,thread-id=\"1\""
mi_gdb_test "-exec-continue --all" "\[^\n\]*\r\n$running_re" \
"resume all, no breakpoint"
diff --git a/gdb/testsuite/gdb.multi/base.exp b/gdb/testsuite/gdb.multi/base.exp
index 6f0bc63..e02f95f 100644
--- a/gdb/testsuite/gdb.multi/base.exp
+++ b/gdb/testsuite/gdb.multi/base.exp
@@ -59,7 +59,7 @@ gdb_test "add-inferior -exec ${binfile3}" \
# Check that we have multiple inferiors.
gdb_test "info inferiors" \
- "Executable.*${exec1}.*${exec2}.*${exec3}.*"
+ "Executable.*${exec3}.*${exec2}.*${exec1}.*"
# Test info inferiors with args
@@ -68,16 +68,16 @@ set see2 0
set see3 0
gdb_test_multiple "info inferior 2 3" "info inferior 2 3" {
- -re ". 1 \[^\r\n\]*${exec1}" {
- set see1 1
+ -re ". 3 \[^\r\n\]*${exec3}" {
+ set see3 1
exp_continue
}
-re ". 2 \[^\r\n\]*${exec2}" {
set see2 1
exp_continue
}
- -re ". 3 \[^\r\n\]*${exec3}" {
- set see3 1
+ -re ". 1 \[^\r\n\]*${exec1}" {
+ set see1 1
exp_continue
}
-re "$gdb_prompt $" {
@@ -94,16 +94,16 @@ set see2 0
set see3 0
gdb_test_multiple "info inferior 1-2" "info inferior 1-2" {
- -re ". 1 \[^\r\n\]*${exec1}" {
- set see1 1
+ -re ". 3 \[^\r\n\]*${exec3}" {
+ set see3 1
exp_continue
}
-re ". 2 \[^\r\n\]*${exec2}" {
set see2 1
exp_continue
}
- -re ". 3 \[^\r\n\]*${exec3}" {
- set see3 1
+ -re ". 1 \[^\r\n\]*${exec1}" {
+ set see1 1
exp_continue
}
-re "$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.multi/multi-arch.exp b/gdb/testsuite/gdb.multi/multi-arch.exp
index b114a2f..5922d70 100644
--- a/gdb/testsuite/gdb.multi/multi-arch.exp
+++ b/gdb/testsuite/gdb.multi/multi-arch.exp
@@ -95,4 +95,4 @@ if ![runto_main] then {
# Check we do have two inferiors loaded.
gdb_test "info inferiors" \
- "Executable.*${exec1}.*${exec2}.*"
+ "Executable.*${exec2}.*${exec1}.*"
diff --git a/gdb/testsuite/gdb.python/py-inferior.exp b/gdb/testsuite/gdb.python/py-inferior.exp
index 9b90d0b..7e6f91d 100644
--- a/gdb/testsuite/gdb.python/py-inferior.exp
+++ b/gdb/testsuite/gdb.python/py-inferior.exp
@@ -230,10 +230,10 @@ with_test_prefix "is_valid" {
"check inferior validity 3"
gdb_test_no_output "remove-inferiors 2" "remove-inferiors 3"
- gdb_test "python print (inf_list\[0\].is_valid())" "True" \
+ gdb_test "python print (inf_list\[0\].is_valid())" "False" \
"check inferior validity 4"
- gdb_test "python print (inf_list\[1\].is_valid())" "False" \
+ gdb_test "python print (inf_list\[1\].is_valid())" "True" \
"check inferior validity 5"
}
diff --git a/gdb/testsuite/gdb.threads/break-while-running.exp b/gdb/testsuite/gdb.threads/break-while-running.exp
index 8a197e4..05860bc 100644
--- a/gdb/testsuite/gdb.threads/break-while-running.exp
+++ b/gdb/testsuite/gdb.threads/break-while-running.exp
@@ -78,7 +78,7 @@ proc test { update_thread_list always_inserted non_stop } {
# without the user explicitly fetching the thread list.
if {$update_thread_list} {
gdb_test "info threads" \
- "main .*\\\(running\\\).*\\\(running\\\).*" \
+ "\\\(running\\\).*\\\(running\\\).* main .*" \
"only main stopped"
}
@@ -107,7 +107,7 @@ proc test { update_thread_list always_inserted non_stop } {
if {$non_stop == "on"} {
gdb_test "info threads" \
- "main .* breakpoint_function .*\\\(running\\\)" \
+ "\\\(running\\\).* breakpoint_function .* main .*" \
"one thread running"
# Unblock the other thread, which should then trip on the same
@@ -131,7 +131,7 @@ proc test { update_thread_list always_inserted non_stop } {
}
gdb_test "info threads" \
- " main .* breakpoint_function .* breakpoint_function .*" \
+ " breakpoint_function .* breakpoint_function .* main .*" \
"all threads stopped"
} else {
# This test is not merged with the non-stop one because in
@@ -142,7 +142,7 @@ proc test { update_thread_list always_inserted non_stop } {
-re "\\\(running\\\).*$gdb_prompt $" {
fail $test
}
- -re "main .* breakpoint_function .*$gdb_prompt $" {
+ -re "breakpoint_function .* main .*$gdb_prompt $" {
pass $test
}
}
diff --git a/gdb/testsuite/gdb.threads/execl.exp b/gdb/testsuite/gdb.threads/execl.exp
index 8538fd7..14e3e68 100644
--- a/gdb/testsuite/gdb.threads/execl.exp
+++ b/gdb/testsuite/gdb.threads/execl.exp
@@ -40,7 +40,7 @@ gdb_test "b [gdb_get_line_number "breakpoint here"]" \
gdb_test "continue" ".*breakpoint here.*" "continue to exec"
-gdb_test "info threads" "1 *Thread.*2 *Thread.*3 *Thread.*" "info threads before exec"
+gdb_test "info threads" ".*3 *Thread.*2 *Thread.*1 *Thread.*" "info threads before exec"
# When continuing from this point we'll hit the breakpoint in main()
# again, this time in the exec'd process.
diff --git a/gdb/testsuite/gdb.threads/gcore-thread.exp b/gdb/testsuite/gdb.threads/gcore-thread.exp
index f74f147..44fb347 100644
--- a/gdb/testsuite/gdb.threads/gcore-thread.exp
+++ b/gdb/testsuite/gdb.threads/gcore-thread.exp
@@ -127,7 +127,7 @@ foreach name { corefile core0file } { with_test_prefix $name {
# mapping various OS's may do? Let's assume that there must
# be at least two threads:
- gdb_test "info threads" "\\* 1 ${horiz}${nl} 2 ${horiz}.*" \
+ gdb_test "info threads" ".*${nl} 2 ${horiz}${nl}\\* 1 .*" \
"corefile contains at least two threads"
# One thread in the corefile should be in the "thread2" function.
@@ -137,6 +137,6 @@ foreach name { corefile core0file } { with_test_prefix $name {
# The thread2 thread should be marked as the current thread.
- gdb_test "info threads" "\\* ${horiz} thread2 .*${nl}" \
+ gdb_test "info threads" ".*${nl}\\* ${horiz} thread2 .*" \
"thread2 is current thread in corefile"
}}
diff --git a/gdb/testsuite/gdb.threads/info-threads-cur-sal.exp b/gdb/testsuite/gdb.threads/info-threads-cur-sal.exp
index 23a3c36..603d944 100644
--- a/gdb/testsuite/gdb.threads/info-threads-cur-sal.exp
+++ b/gdb/testsuite/gdb.threads/info-threads-cur-sal.exp
@@ -41,20 +41,14 @@ gdb_test "list $line" \
# There used to be a bug where "info threads" would set the current
# SAL to the location of the last thread displayed.
gdb_test "info threads" \
- [multi_line \
- "\[ \t\]*Id\[ \t\]+Target\[ \t\]+Id\[ \t\]+Frame\[ \t\]*" \
- " 1 *Thread \[^\r\n\]* .* \[^\r\n\]*" \
- "\\* 2 *Thread \[^\r\n\]* at \[^\r\n\]*"] \
+ "\r\n\[ \t\]*Id\[ \t\]+Target\[ \t\]+Id\[ \t\]+Frame\[ \t\]*\r\n\\* 2 *Thread \[^\r\n\]* at \[^\r\n\]*\r\n 1 *Thread \[^\r\n\]* .* \[^\r\n\]*" \
"info threads before break"
# Check that "break" is still operating on the same file by default.
gdb_test "break $line" ".*${srcfile2}.*" "break on line"
gdb_test "info threads" \
- [multi_line \
- "\[ \t\]*Id\[ \t\]+Target\[ \t\]+Id\[ \t\]+Frame\[ \t\]*" \
- " 1 *Thread \[^\r\n\]* .* \[^\r\n\]*" \
- "\\* 2 *Thread \[^\r\n\]* at \[^\r\n\]*"] \
+ "\r\n\[ \t\]*Id\[ \t\]+Target\[ \t\]+Id\[ \t\]+Frame\[ \t\]*\r\n\\* 2 *Thread \[^\r\n\]* at \[^\r\n\]*\r\n 1 *Thread \[^\r\n\]* .* \[^\r\n\]*" \
"info threads before list"
# And that so is "list".
diff --git a/gdb/testsuite/gdb.threads/kill.exp b/gdb/testsuite/gdb.threads/kill.exp
index a6d8382..741ebd5 100644
--- a/gdb/testsuite/gdb.threads/kill.exp
+++ b/gdb/testsuite/gdb.threads/kill.exp
@@ -48,7 +48,7 @@ proc test {threaded} {
gdb_continue_to_breakpoint "break here" ".*break here.*"
if {$threaded} {
- gdb_test "info threads" "1.*2.*3.*4.*5.*6.*" "all threads started"
+ gdb_test "info threads" "6.*5.*4.*3.*2.*1.*" "all threads started"
}
# This kills and ensures no output other than the prompt comes out,
diff --git a/gdb/testsuite/gdb.threads/linux-dp.exp b/gdb/testsuite/gdb.threads/linux-dp.exp
index 6365f7d..7b5c706 100644
--- a/gdb/testsuite/gdb.threads/linux-dp.exp
+++ b/gdb/testsuite/gdb.threads/linux-dp.exp
@@ -168,7 +168,7 @@ set nthreads 6
gdb_breakpoint [gdb_get_line_number "linuxthreads.exp: info threads 2"]
gdb_continue_to_breakpoint "main thread's sleep"
set info_threads_ptn ".*"
-for {set i 1} {$i < $nthreads} {incr i} {
+for {set i $nthreads} {$i > 0} {incr i -1} {
append info_threads_ptn "$i *Thread .*"
}
append info_threads_ptn "\[\r\n\]+$gdb_prompt $"
diff --git a/gdb/testsuite/gdb.threads/multiple-step-overs.exp b/gdb/testsuite/gdb.threads/multiple-step-overs.exp
index cf7728b..6a38192 100644
--- a/gdb/testsuite/gdb.threads/multiple-step-overs.exp
+++ b/gdb/testsuite/gdb.threads/multiple-step-overs.exp
@@ -46,7 +46,7 @@ proc setup {} {
gdb_breakpoint [gdb_get_line_number "set wait-threads breakpoint here"]
gdb_continue_to_breakpoint "run to breakpoint"
- gdb_test "info threads" "\\\* 1 .* 2 .* 3 .*" "info threads shows all threads"
+ gdb_test "info threads" "3 .* 2 .*\\\* 1.*" "info threads shows all threads"
gdb_test_no_output "set scheduler-locking on"
diff --git a/gdb/testsuite/gdb.threads/next-bp-other-thread.exp b/gdb/testsuite/gdb.threads/next-bp-other-thread.exp
index 4de3bf9..25791be 100644
--- a/gdb/testsuite/gdb.threads/next-bp-other-thread.exp
+++ b/gdb/testsuite/gdb.threads/next-bp-other-thread.exp
@@ -35,7 +35,7 @@ foreach schedlock {"off" "step" "on" } {
gdb_breakpoint [gdb_get_line_number "set wait-thread breakpoint here"]
gdb_continue_to_breakpoint "run to wait-thread breakpoint"
- gdb_test "info threads" "\\\* 1 .* 2 .*" "info threads shows all threads"
+ gdb_test "info threads" "2 .*\\\* 1.*" "info threads shows all threads"
delete_breakpoints
diff --git a/gdb/testsuite/gdb.threads/step-bg-decr-pc-switch-thread.exp b/gdb/testsuite/gdb.threads/step-bg-decr-pc-switch-thread.exp
index 4f5c05c..1354d03 100644
--- a/gdb/testsuite/gdb.threads/step-bg-decr-pc-switch-thread.exp
+++ b/gdb/testsuite/gdb.threads/step-bg-decr-pc-switch-thread.exp
@@ -48,7 +48,7 @@ delete_breakpoints
gdb_breakpoint [gdb_get_line_number "set breakpoint here"]
gdb_continue_to_breakpoint "run to nop breakpoint"
-gdb_test "info threads" " 1 .*\\\* 2 .*" "info threads shows all threads"
+gdb_test "info threads" "\\\* 2 .* 1.*" "info threads shows all threads"
gdb_test "next" "while.*" "next over nop"
diff --git a/gdb/testsuite/gdb.threads/step-over-lands-on-breakpoint.exp b/gdb/testsuite/gdb.threads/step-over-lands-on-breakpoint.exp
index a7273d4..aa91e29 100644
--- a/gdb/testsuite/gdb.threads/step-over-lands-on-breakpoint.exp
+++ b/gdb/testsuite/gdb.threads/step-over-lands-on-breakpoint.exp
@@ -40,7 +40,7 @@ proc do_test {displaced command} {
gdb_breakpoint [gdb_get_line_number "set wait-thread breakpoint here"]
gdb_continue_to_breakpoint "run to wait-thread breakpoint"
- gdb_test "info threads" "\\\* 1 .* 2 .*" "info threads shows all threads"
+ gdb_test "info threads" "2 .*\\\* 1.*" "info threads shows all threads"
gdb_test_no_output "set scheduler-locking on"
diff --git a/gdb/testsuite/gdb.threads/step-over-trips-on-watchpoint.exp b/gdb/testsuite/gdb.threads/step-over-trips-on-watchpoint.exp
index 2f0be50..b0a7e4a 100644
--- a/gdb/testsuite/gdb.threads/step-over-trips-on-watchpoint.exp
+++ b/gdb/testsuite/gdb.threads/step-over-trips-on-watchpoint.exp
@@ -59,7 +59,7 @@ proc do_test { displaced with_bp } {
gdb_breakpoint [gdb_get_line_number "set wait-thread breakpoint here"]
gdb_continue_to_breakpoint "run to wait-thread breakpoint"
- gdb_test "info threads" "\\\* 1 .* 2 .*" "info threads shows all threads"
+ gdb_test "info threads" "2 .*\\\* 1.*" "info threads shows all threads"
gdb_test_no_output "set scheduler-locking on"
diff --git a/gdb/testsuite/gdb.threads/thread-find.exp b/gdb/testsuite/gdb.threads/thread-find.exp
index bd90c57..57d58a2 100644
--- a/gdb/testsuite/gdb.threads/thread-find.exp
+++ b/gdb/testsuite/gdb.threads/thread-find.exp
@@ -55,11 +55,29 @@ gdb_test "thread apply 6 thread name threadname_6" \
"name thread 6"
# Collect thread ids, if any.
-
gdb_test_multiple "info threads" "collect thread id" {
- -re ". (\[0-9\]+) \[^\r\n\]*\[Tt\]hread (\[0-9a-fA-Fx\]+)\[^\r\n\]* \"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set thread$thr_num $expect_out(2,string)
+ -re ". 6 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_6\" \[^\r\n\]*" {
+ set thread6 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 5 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_5\" \[^\r\n\]*" {
+ set thread5 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 4 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_4\" \[^\r\n\]*" {
+ set thread4 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 3 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_3\" \[^\r\n\]*" {
+ set thread3 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 2 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_2\" \[^\r\n\]*" {
+ set thread2 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 1 .*\[Tt\]hread (\[0-9a-fA-Fx\]+).* \"threadname_1\" \[^\r\n\]*" {
+ set thread1 $expect_out(1,string)
exp_continue
}
-re ".*$gdb_prompt $" {
@@ -72,11 +90,29 @@ if { [info exists thread6] } then {
}
# Collect process ids, if any.
-
gdb_test_multiple "info threads" "collect thread id" {
- -re ". (\[0-9\]+) \[^\r\n\]*\[Pp\]rocess (\[0-9a-fA-Fx\]+)\[^\r\n\]* \"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set process$thr_num $expect_out(2,string)
+ -re ". 6 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_6\" \[^\r\n\]*" {
+ set process6 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 5 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_5\" \[^\r\n\]*" {
+ set process5 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 4 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_4\" \[^\r\n\]*" {
+ set process4 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 3 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_3\" \[^\r\n\]*" {
+ set process3 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 2 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_2\" \[^\r\n\]*" {
+ set process2 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 1 .*\[Pp\]rocess (\[0-9a-fA-Fx\]+).* \"threadname_1\" \[^\r\n\]*" {
+ set process1 $expect_out(1,string)
exp_continue
}
-re ".*$gdb_prompt $" {
@@ -89,11 +125,29 @@ if { [info exists process6] } then {
}
# Collect lwp ids, if any.
-
gdb_test_multiple "info threads" "collect thread id" {
- -re ". (\[0-9\]+) \[^\r\n\]*LWP (\[0-9a-fA-Fx\]+)\[^\r\n\]* \"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set lwp$thr_num $expect_out(2,string)
+ -re ". 6 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_6\" \[^\r\n\]*" {
+ set lwp6 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 5 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_5\" \[^\r\n\]*" {
+ set lwp5 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 4 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_4\" \[^\r\n\]*" {
+ set lwp4 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 3 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_3\" \[^\r\n\]*" {
+ set lwp3 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 2 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_2\" \[^\r\n\]*" {
+ set lwp2 $expect_out(1,string)
+ exp_continue
+ }
+ -re ". 1 .*LWP (\[0-9a-fA-Fx\]+).* \"threadname_1\" \[^\r\n\]*" {
+ set lwp1 $expect_out(1,string)
exp_continue
}
-re ".*$gdb_prompt $" {
@@ -187,13 +241,36 @@ gdb_test "thread find foobarbaz" "No threads match .*" "no thread"
# Test regular expression
#
-for {set i 1} {$i <= 6} {incr i} {
- set see$i 0
-}
+set see1 0
+set see2 0
+set see3 0
+set see4 0
+set see5 0
+set see6 0
+
gdb_test_multiple "thread find threadname_\[345\]" "test regular exp" {
- -re "Thread (\[0-9\]+) has name \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set see$thr_num 1
+ -re "Thread 6 has name \[^\r\n\]*" {
+ set see6 1
+ exp_continue
+ }
+ -re "Thread 5 has name \[^\r\n\]*" {
+ set see5 1
+ exp_continue
+ }
+ -re "Thread 4 has name \[^\r\n\]*" {
+ set see4 1
+ exp_continue
+ }
+ -re "Thread 3 has name \[^\r\n\]*" {
+ set see3 1
+ exp_continue
+ }
+ -re "Thread 2 has name \[^\r\n\]*" {
+ set see2 1
+ exp_continue
+ }
+ -re "Thread 1 has name \[^\r\n\]*" {
+ set see1 1
exp_continue
}
-re ".*$gdb_prompt $" {
@@ -209,13 +286,36 @@ gdb_test_multiple "thread find threadname_\[345\]" "test regular exp" {
# Test info threads on a subset of threads
#
-for {set i 1} {$i <= 6} {incr i} {
- set see$i 0
-}
+set see1 0
+set see2 0
+set see3 0
+set see4 0
+set see5 0
+set see6 0
+
gdb_test_multiple "info threads 2 4 6" "info threads 2 4 6" {
- -re ". (\[0-9\]+) \[^\r\n\]*\"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set see$thr_num 1
+ -re ". 6 \[^\r\n\]*\"threadname_6\" \[^\r\n\]*" {
+ set see6 1
+ exp_continue
+ }
+ -re ". 5 \[^\r\n\]*\"threadname_5\" \[^\r\n\]*" {
+ set see5 1
+ exp_continue
+ }
+ -re ". 4 \[^\r\n\]*\"threadname_4\" \[^\r\n\]*" {
+ set see4 1
+ exp_continue
+ }
+ -re ". 3 \[^\r\n\]*\"threadname_3\" \[^\r\n\]*" {
+ set see3 1
+ exp_continue
+ }
+ -re ". 2 \[^\r\n\]*\"threadname_2\" \[^\r\n\]*" {
+ set see2 1
+ exp_continue
+ }
+ -re ". 1 \[^\r\n\]*\"threadname_1\" \[^\r\n\]*" {
+ set see1 1
exp_continue
}
-re "$gdb_prompt $" {
@@ -231,13 +331,36 @@ gdb_test_multiple "info threads 2 4 6" "info threads 2 4 6" {
# Test info threads on a range
#
-for {set i 1} {$i <= 6} {incr i} {
- set see$i 0
-}
+set see1 0
+set see2 0
+set see3 0
+set see4 0
+set see5 0
+set see6 0
+
gdb_test_multiple "info threads 3-5" "info threads 3-5" {
- -re ". (\[0-9\]+) \[^\r\n\]*\"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set see$thr_num 1
+ -re ". 6 .*\"threadname_6\" \[^\r\n\]*" {
+ set see6 1
+ exp_continue
+ }
+ -re ". 5 .*\"threadname_5\" \[^\r\n\]*" {
+ set see5 1
+ exp_continue
+ }
+ -re ". 4 .*\"threadname_4\" \[^\r\n\]*" {
+ set see4 1
+ exp_continue
+ }
+ -re ". 3 .*\"threadname_3\" \[^\r\n\]*" {
+ set see3 1
+ exp_continue
+ }
+ -re ". 2 .*\"threadname_2\" \[^\r\n\]*" {
+ set see2 1
+ exp_continue
+ }
+ -re ". 1 .*\"threadname_1\" \[^\r\n\]*" {
+ set see1 1
exp_continue
}
-re "$gdb_prompt $" {
@@ -255,13 +378,36 @@ gdb_test "info threads 5-3" "inverted range" "test inverted range"
# Test degenerate range
-for {set i 1} {$i <= 6} {incr i} {
- set see$i 0
-}
+set see1 0
+set see2 0
+set see3 0
+set see4 0
+set see5 0
+set see6 0
+
gdb_test_multiple "info threads 3-3" "info threads 3-3" {
- -re ". (\[0-9\]+) .*\"threadname_\[0-9\]+\" \[^\r\n\]*" {
- set thr_num $expect_out(1,string)
- set see$thr_num 1
+ -re ". 6 .*\"threadname_6\" \[^\r\n\]*" {
+ set see6 1
+ exp_continue
+ }
+ -re ". 5 .*\"threadname_5\" \[^\r\n\]*" {
+ set see5 1
+ exp_continue
+ }
+ -re ". 4 .*\"threadname_4\" \[^\r\n\]*" {
+ set see4 1
+ exp_continue
+ }
+ -re ". 3 .*\"threadname_3\" \[^\r\n\]*" {
+ set see3 1
+ exp_continue
+ }
+ -re ". 2 .*\"threadname_2\" \[^\r\n\]*" {
+ set see2 1
+ exp_continue
+ }
+ -re ". 1 .*\"threadname_1\" \[^\r\n\]*" {
+ set see1 1
exp_continue
}
-re ".*$gdb_prompt $" {
diff --git a/gdb/testsuite/gdb.threads/tls.exp b/gdb/testsuite/gdb.threads/tls.exp
index 4d0a235..cd7fc0a 100644
--- a/gdb/testsuite/gdb.threads/tls.exp
+++ b/gdb/testsuite/gdb.threads/tls.exp
@@ -205,7 +205,7 @@ gdb_test "continue" ".*Breakpoint 3.*still alive.*" "continue to synch point"
set no_of_threads 0
send_gdb "info thread\n"
gdb_expect {
- -re "^info thread\[ \t\r\n\]+ *Id .*Frame\[ \t\r\n\]+.*(\[0-9\]+) *Thread\[^\r\n\]+\r\n$gdb_prompt $" {
+ -re "^info thread\[ \t\r\n\]+ *Id .*Frame\[ \t\r\n\]+(\[0-9\]+) *Thread.*$gdb_prompt $" {
set no_of_threads $expect_out(1,string)
pass "get number of threads"
}
diff --git a/gdb/testsuite/lib/mi-support.exp b/gdb/testsuite/lib/mi-support.exp
index 7f9a3f5..cb8227d 100644
--- a/gdb/testsuite/lib/mi-support.exp
+++ b/gdb/testsuite/lib/mi-support.exp
@@ -1968,8 +1968,19 @@ proc mi_load_shlibs { args } {
mi_gdb_test "set solib-search-path [file dirname [lindex $args 0]]" "\^done" ""
}
-proc mi_check_thread_states { states test } {
+proc mi_reverse_list { list } {
+ if { [llength $list] <= 1 } {
+ return $list
+ }
+ set tail [lrange $list 1 [llength $list]]
+ set rtail [mi_reverse_list $tail]
+ lappend rtail [lindex $list 0]
+ return $rtail
+}
+
+proc mi_check_thread_states { xstates test } {
global expect_out
+ set states [mi_reverse_list $xstates]
set pattern ".*\\^done,threads=\\\["
foreach s $states {
set pattern "${pattern}(.*)state=\"$s\""
diff --git a/gdb/thread.c b/gdb/thread.c
index 4c2259f..29fc610 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -236,17 +236,8 @@ new_thread (ptid_t ptid)
tp->ptid = ptid;
tp->num = ++highest_thread_num;
-
- if (thread_list == NULL)
- thread_list = tp;
- else
- {
- struct thread_info *last;
-
- for (last = thread_list; last->next != NULL; last = last->next)
- ;
- last->next = tp;
- }
+ tp->next = thread_list;
+ thread_list = tp;
/* Nothing to follow yet. */
tp->pending_follow.kind = TARGET_WAITKIND_SPURIOUS;