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From: "dcb314 at hotmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/47903] New: var-tracking.c: valgrind error
Date: Sat, 26 Feb 2011 09:55:00 -0000 [thread overview]
Message-ID: <bug-47903-4@http.gcc.gnu.org/bugzilla/> (raw)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47903
Summary: var-tracking.c: valgrind error
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: dcb314@hotmail.com
Created attachment 23476
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23476
C++ source code
I just tried to compile the attached C++ code with the latest 4.6 snapshot
20110219 under valgrind on a Linux x86_64 box.
Valgrind said
==12657== Conditional jump or move depends on uninitialised value(s)
==12657== at 0xACA1EC: loc_cmp (var-tracking.c:2817)
==12657== by 0xACA95D: onepart_variable_different_p (var-tracking.c:4402)
==12657== by 0xAD1D32: emit_notes_for_differences_1 (var-tracking.c:4421)
==12657== by 0xE09FA7: htab_traverse_noresize (hashtab.c:784)
==12657== by 0xAD59E0: vt_emit_notes (var-tracking.c:7629)
==12657== by 0xAD8D22: variable_tracking_main (var-tracking.c:8583)
==12657== by 0x895D35: execute_one_pass (passes.c:1556)
==12657== by 0x896034: execute_pass_list (passes.c:1611)
==12657== by 0x896046: execute_pass_list (passes.c:1612)
==12657== by 0x896046: execute_pass_list (passes.c:1612)
==12657== by 0x98E6E5: tree_rest_of_compilation (tree-optimize.c:422)
==12657== by 0xB32921: cgraph_expand_function (cgraphunit.c:1576)
==12657==
==12657== Conditional jump or move depends on uninitialised value(s)
==12657== at 0xACA960: onepart_variable_different_p (var-tracking.c:4402)
==12657== by 0xAD1D32: emit_notes_for_differences_1 (var-tracking.c:4421)
==12657== by 0xE09FA7: htab_traverse_noresize (hashtab.c:784)
==12657== by 0xAD59E0: vt_emit_notes (var-tracking.c:7629)
==12657== by 0xAD8D22: variable_tracking_main (var-tracking.c:8583)
==12657== by 0x895D35: execute_one_pass (passes.c:1556)
==12657== by 0x896034: execute_pass_list (passes.c:1611)
==12657== by 0x896046: execute_pass_list (passes.c:1612)
==12657== by 0x896046: execute_pass_list (passes.c:1612)
==12657== by 0x98E6E5: tree_rest_of_compilation (tree-optimize.c:422)
==12657== by 0xB32921: cgraph_expand_function (cgraphunit.c:1576)
==12657== by 0xB35069: cgraph_optimize (cgraphunit.c:1635)
==12657==
Flags -g -O3 required.
next reply other threads:[~2011-02-26 9:38 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-26 9:55 dcb314 at hotmail dot com [this message]
2011-02-26 15:42 ` [Bug middle-end/47903] " jakub at gcc dot gnu.org
2011-02-26 16:04 ` jakub at gcc dot gnu.org
2011-02-26 16:23 ` [Bug middle-end/47903] [4.5/4.6 Regression] " jakub at gcc dot gnu.org
2011-02-27 19:45 ` jakub at gcc dot gnu.org
2011-02-27 19:46 ` [Bug middle-end/47903] [4.5 " jakub at gcc dot gnu.org
2011-03-25 20:10 ` jakub at gcc dot gnu.org
2011-06-27 16:36 ` jakub at gcc dot gnu.org
2011-10-10 12:43 ` rguenth at gcc dot gnu.org
2012-06-20 12:57 ` rguenth at gcc dot gnu.org
2012-06-20 13:56 ` rguenth at gcc dot gnu.org
2012-06-20 14:49 ` rguenth at gcc dot gnu.org
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