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From: "gbenson at redhat dot com" <sourceware-bugzilla@sourceware.org> To: gdb-prs@sourceware.org Subject: [Bug gdb/11839] gdb does not detect calls to dlmopen Date: Tue, 17 May 2011 13:18:00 -0000 [thread overview] Message-ID: <bug-11839-4717-LhRJcXUS3O@http.sourceware.org/bugzilla/> (raw) In-Reply-To: <bug-11839-4717@http.sourceware.org/bugzilla/> http://sourceware.org/bugzilla/show_bug.cgi?id=11839 Gary Benson <gbenson at redhat dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |gbenson at redhat dot com --- Comment #1 from Gary Benson <gbenson at redhat dot com> 2011-05-17 13:18:21 UTC --- Confirmed (building on the testcase of bug 2328): $ cat my_lib.c #include <stdio.h> int sub1(int x) { printf("sub1 %d\n", x); } $ cat my_main_dlmopen.c #define _GNU_SOURCE #include <dlfcn.h> int main() { void *handle = dlmopen(LM_ID_NEWLM, "./my_lib.so", RTLD_LAZY); void (*sub1)(int) = (void (*)(int))dlsym(handle, "sub1"); sub1(6); return 0; } $ gcc -o my_lib.so -shared -fPIC -g my_lib.c $ gcc -o my_main_dlmopen -g my_main_dlmopen.c -ldl $ gdb my_main_dlmopen GNU gdb (GDB) Fedora (7.2-51.fc14) Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>... Reading symbols from /home/gary/work/archer/my_main_dlmopen...done. (gdb) set stop-on-solib-events 1 (gdb) r Starting program: /home/gary/work/archer/my_main_dlmopen Stopped due to shared library event (gdb) info sh >From To Syms Read Shared Object Library 0x0000003eac600b20 0x0000003eac618c46 Yes /lib64/ld-linux-x86-64.so.2 (gdb) c Continuing. Stopped due to shared library event (gdb) info sh >From To Syms Read Shared Object Library 0x0000003eac600b20 0x0000003eac618c46 Yes /lib64/ld-linux-x86-64.so.2 0x0000003ead600de0 0x0000003ead601988 Yes /lib64/libdl.so.2 0x0000003eace1eba0 0x0000003eacf45f5c Yes /lib64/libc.so.6 (gdb) c Continuing. Stopped due to shared library event (gdb) info sh >From To Syms Read Shared Object Library 0x0000003eac600b20 0x0000003eac618c46 Yes /lib64/ld-linux-x86-64.so.2 0x0000003ead600de0 0x0000003ead601988 Yes /lib64/libdl.so.2 0x0000003eace1eba0 0x0000003eacf45f5c Yes /lib64/libc.so.6 (gdb) c Continuing. Stopped due to shared library event (gdb) info sh >From To Syms Read Shared Object Library 0x0000003eac600b20 0x0000003eac618c46 Yes /lib64/ld-linux-x86-64.so.2 0x0000003ead600de0 0x0000003ead601988 Yes /lib64/libdl.so.2 0x0000003eace1eba0 0x0000003eacf45f5c Yes /lib64/libc.so.6 (gdb) c Continuing. sub1 6 Program exited normally. -- 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.
next parent reply other threads:[~2011-05-17 13:18 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <bug-11839-4717@http.sourceware.org/bugzilla/> 2011-05-17 13:18 ` gbenson at redhat dot com [this message] 2011-06-07 15:21 ` gbenson at redhat dot com 2011-07-31 19:14 ` ppluzhnikov at google dot com 2013-03-15 4:19 ` carlos at redhat dot com 2013-03-15 10:09 ` palves at redhat dot com 2013-09-19 15:02 ` gbenson at redhat dot com 2015-02-12 18:27 ` stsp at users dot sourceforge.net 2021-11-20 15:53 ` ppluzhnikov at google dot com 2022-10-18 13:24 ` cvs-commit at gcc dot gnu.org 2022-10-24 2:53 ` tromey at sourceware dot org
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