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* [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions
@ 2012-09-06 9:00 jan.kratochvil at redhat dot com
2012-09-06 9:02 ` [Bug gdb/14548] " jan.kratochvil at redhat dot com
` (5 more replies)
0 siblings, 6 replies; 7+ messages in thread
From: jan.kratochvil at redhat dot com @ 2012-09-06 9:00 UTC (permalink / raw)
To: gdb-prs
http://sourceware.org/bugzilla/show_bug.cgi?id=14548
Bug #: 14548
Summary: reverse: cannot step-over jmp-only-functions
Product: gdb
Version: HEAD
Status: NEW
Severity: normal
Priority: P2
Component: gdb
AssignedTo: unassigned@sourceware.org
ReportedBy: jan.kratochvil@redhat.com
Classification: Unclassified
Created attachment 6625
--> http://sourceware.org/bugzilla/attachment.cgi?id=6625
testcase.c
formerly: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54405
gdb ./a.out -ex start -ex record -ex next -ex next -ex 'set debug infrun 1' -ex
reverse-next
FAIL:
No more reverse-execution history.
main () at 12.c:18
18 v = 1;
PASS:
19 f ();
You should compile it with gcc < 4.7 (such as FSF GCC 4.6) to avoid another
bug.
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^ permalink raw reply [flat|nested] 7+ messages in thread* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com @ 2012-09-06 9:02 ` jan.kratochvil at redhat dot com 2012-09-06 9:04 ` jan.kratochvil at redhat dot com ` (4 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: jan.kratochvil at redhat dot com @ 2012-09-06 9:02 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 --- Comment #1 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2012-09-06 09:02:09 UTC --- Created attachment 6626 --> http://sourceware.org/bugzilla/attachment.cgi?id=6626 non-regression-tested GDB fix -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com 2012-09-06 9:02 ` [Bug gdb/14548] " jan.kratochvil at redhat dot com @ 2012-09-06 9:04 ` jan.kratochvil at redhat dot com 2012-09-12 18:05 ` jan.kratochvil at redhat dot com ` (3 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: jan.kratochvil at redhat dot com @ 2012-09-06 9:04 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 --- Comment #2 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2012-09-06 09:03:32 UTC --- Created attachment 6627 --> http://sourceware.org/bugzilla/attachment.cgi?id=6627 Unrelated fix (for myself) for gcc >= 4.7 -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com 2012-09-06 9:02 ` [Bug gdb/14548] " jan.kratochvil at redhat dot com 2012-09-06 9:04 ` jan.kratochvil at redhat dot com @ 2012-09-12 18:05 ` jan.kratochvil at redhat dot com 2012-09-17 7:10 ` cvs-commit at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 7+ messages in thread From: jan.kratochvil at redhat dot com @ 2012-09-12 18:05 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 Jan Kratochvil <jan.kratochvil at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Attachment #6627|0 |1 is obsolete| | --- Comment #3 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2012-09-12 18:05:12 UTC --- Comment on attachment 6627 --> http://sourceware.org/bugzilla/attachment.cgi?id=6627 Unrelated fix (for myself) for gcc >= 4.7 Included instead in: [patch+7.5?] Fix GDB-return into TAILCALL_FRAME (PR 14119) http://sourceware.org/ml/gdb-patches/2012-09/msg00218.html -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com ` (2 preceding siblings ...) 2012-09-12 18:05 ` jan.kratochvil at redhat dot com @ 2012-09-17 7:10 ` cvs-commit at gcc dot gnu.org 2012-09-17 7:15 ` cvs-commit at gcc dot gnu.org 2012-09-17 7:22 ` jan.kratochvil at redhat dot com 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2012-09-17 7:10 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 --- Comment #4 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> 2012-09-17 07:09:43 UTC --- CVSROOT: /cvs/src Module name: src Changes by: jkratoch@sourceware.org 2012-09-17 07:09:35 Modified files: gdb : ChangeLog infrun.c gdb/testsuite : ChangeLog Added files: gdb/testsuite/gdb.reverse: singlejmp-reverse-nodebug.S singlejmp-reverse-nodebug.c singlejmp-reverse.S singlejmp-reverse.c singlejmp-reverse.exp Log message: gdb/ PR 14548 * infrun.c (handle_inferior_event): Do not reverse-continue back to the function start if we are already at function start. Both for reverse-next and for reverse-step into function without line number info. gdb/testsuite/ PR 14548 * gdb.reverse/singlejmp-reverse-nodebug.S: New file. * gdb.reverse/singlejmp-reverse-nodebug.c: New file. * gdb.reverse/singlejmp-reverse.S: New file. * gdb.reverse/singlejmp-reverse.c: New file. * gdb.reverse/singlejmp-reverse.exp: New file. Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.14662&r2=1.14663 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/infrun.c.diff?cvsroot=src&r1=1.557&r2=1.558 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/ChangeLog.diff?cvsroot=src&r1=1.3374&r2=1.3375 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse-nodebug.S.diff?cvsroot=src&r1=NONE&r2=1.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse-nodebug.c.diff?cvsroot=src&r1=NONE&r2=1.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.S.diff?cvsroot=src&r1=NONE&r2=1.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.c.diff?cvsroot=src&r1=NONE&r2=1.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.exp.diff?cvsroot=src&r1=NONE&r2=1.1 -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com ` (3 preceding siblings ...) 2012-09-17 7:10 ` cvs-commit at gcc dot gnu.org @ 2012-09-17 7:15 ` cvs-commit at gcc dot gnu.org 2012-09-17 7:22 ` jan.kratochvil at redhat dot com 5 siblings, 0 replies; 7+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2012-09-17 7:15 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 --- Comment #5 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> 2012-09-17 07:15:01 UTC --- CVSROOT: /cvs/src Module name: src Branch: gdb_7_5-branch Changes by: jkratoch@sourceware.org 2012-09-17 07:14:56 Modified files: gdb : ChangeLog infrun.c gdb/testsuite : ChangeLog Added files: gdb/testsuite/gdb.reverse: singlejmp-reverse-nodebug.S singlejmp-reverse-nodebug.c singlejmp-reverse.S singlejmp-reverse.c singlejmp-reverse.exp Log message: gdb/ PR 14548 * infrun.c (handle_inferior_event): Do not reverse-continue back to the function start if we are already at function start. Both for reverse-next and for reverse-step into function without line number info. gdb/testsuite/ PR 14548 * gdb.reverse/singlejmp-reverse-nodebug.S: New file. * gdb.reverse/singlejmp-reverse-nodebug.c: New file. * gdb.reverse/singlejmp-reverse.S: New file. * gdb.reverse/singlejmp-reverse.c: New file. * gdb.reverse/singlejmp-reverse.exp: New file. Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=1.14469.2.31&r2=1.14469.2.32 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/infrun.c.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=1.549&r2=1.549.2.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/ChangeLog.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=1.3295.2.21&r2=1.3295.2.22 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse-nodebug.S.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=NONE&r2=1.1.2.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse-nodebug.c.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=NONE&r2=1.1.2.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.S.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=NONE&r2=1.1.2.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.c.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=NONE&r2=1.1.2.1 http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.reverse/singlejmp-reverse.exp.diff?cvsroot=src&only_with_tag=gdb_7_5-branch&r1=NONE&r2=1.1.2.1 -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
* [Bug gdb/14548] reverse: cannot step-over jmp-only-functions 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com ` (4 preceding siblings ...) 2012-09-17 7:15 ` cvs-commit at gcc dot gnu.org @ 2012-09-17 7:22 ` jan.kratochvil at redhat dot com 5 siblings, 0 replies; 7+ messages in thread From: jan.kratochvil at redhat dot com @ 2012-09-17 7:22 UTC (permalink / raw) To: gdb-prs http://sourceware.org/bugzilla/show_bug.cgi?id=14548 Jan Kratochvil <jan.kratochvil at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED CC| |jan.kratochvil at redhat | |dot com Resolution| |FIXED AssignedTo|unassigned at sourceware |jan.kratochvil at redhat |dot org |dot com Target Milestone|--- |7.5 --- Comment #6 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2012-09-17 07:22:20 UTC --- Checked in for 7.5.1. -- Configure bugmail: http://sourceware.org/bugzilla/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2012-09-17 7:22 UTC | newest] Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2012-09-06 9:00 [Bug gdb/14548] New: reverse: cannot step-over jmp-only-functions jan.kratochvil at redhat dot com 2012-09-06 9:02 ` [Bug gdb/14548] " jan.kratochvil at redhat dot com 2012-09-06 9:04 ` jan.kratochvil at redhat dot com 2012-09-12 18:05 ` jan.kratochvil at redhat dot com 2012-09-17 7:10 ` cvs-commit at gcc dot gnu.org 2012-09-17 7:15 ` cvs-commit at gcc dot gnu.org 2012-09-17 7:22 ` jan.kratochvil at redhat dot com
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