public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
* [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised @ 2011-03-24 0:29 zsojka at seznam dot cz 2011-03-24 12:20 ` [Bug c++/48265] [4.6/4.7 Regression] [C++0x] " rguenth at gcc dot gnu.org ` (6 more replies) 0 siblings, 7 replies; 8+ messages in thread From: zsojka at seznam dot cz @ 2011-03-24 0:29 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 Summary: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned@gcc.gnu.org ReportedBy: zsojka@seznam.cz Looks similiar to PR46870, but this code is valid: ------- testcase.C ------- template < int > struct S { S () { int i = i; i; }; }; -------------------------- Compiler output: $ gcc -std=gnu++0x testcase.C Program received signal SIGSEGV, Segmentation fault. 0x000000000054e883 in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18065 18065 if (DECL_P (expression) && type_dependent_expression_p (expression)) (gdb) bt #0 0x000000000054e883 in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18065 #1 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #2 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #3 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #4 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #5 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #6 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #7 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #8 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 #9 0x000000000054ea7e in value_dependent_expression_p (expression=<value optimized out>) at /mnt/svn/gcc-trunk/gcc/cp/pt.c:18233 ... ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz @ 2011-03-24 12:20 ` rguenth at gcc dot gnu.org 2011-03-29 22:30 ` jason at gcc dot gnu.org ` (5 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: rguenth at gcc dot gnu.org @ 2011-03-24 12:20 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.6.1 ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz 2011-03-24 12:20 ` [Bug c++/48265] [4.6/4.7 Regression] [C++0x] " rguenth at gcc dot gnu.org @ 2011-03-29 22:30 ` jason at gcc dot gnu.org 2011-03-30 2:27 ` jason at gcc dot gnu.org ` (4 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: jason at gcc dot gnu.org @ 2011-03-29 22:30 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |ASSIGNED Last reconfirmed| |2011.03.29 21:14:12 CC| |jason at gcc dot gnu.org AssignedTo|unassigned at gcc dot |jason at gcc dot gnu.org |gnu.org | Ever Confirmed|0 |1 --- Comment #1 from Jason Merrill <jason at gcc dot gnu.org> 2011-03-29 21:14:12 UTC --- Got it. ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz 2011-03-24 12:20 ` [Bug c++/48265] [4.6/4.7 Regression] [C++0x] " rguenth at gcc dot gnu.org 2011-03-29 22:30 ` jason at gcc dot gnu.org @ 2011-03-30 2:27 ` jason at gcc dot gnu.org 2011-03-30 2:35 ` jason at gcc dot gnu.org ` (3 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: jason at gcc dot gnu.org @ 2011-03-30 2:27 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 --- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> 2011-03-30 02:16:27 UTC --- Author: jason Date: Wed Mar 30 02:16:22 2011 New Revision: 171714 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171714 Log: PR c++/48265 * pt.c (value_dependent_expression_p) [VAR_DECL]: Make sure the variable is constant before looking at its initializer. Added: trunk/gcc/testsuite/g++.dg/cpp0x/regress/value-dep1.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz ` (2 preceding siblings ...) 2011-03-30 2:27 ` jason at gcc dot gnu.org @ 2011-03-30 2:35 ` jason at gcc dot gnu.org 2011-03-30 2:38 ` jason at gcc dot gnu.org ` (2 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: jason at gcc dot gnu.org @ 2011-03-30 2:35 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 --- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> 2011-03-30 02:16:44 UTC --- Author: jason Date: Wed Mar 30 02:16:37 2011 New Revision: 171715 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171715 Log: PR c++/48265 * pt.c (value_dependent_expression_p) [VAR_DECL]: Make sure the variable is constant before looking at its initializer. Added: branches/gcc-4_6-branch/gcc/testsuite/g++.dg/cpp0x/regress/value-dep1.C Modified: branches/gcc-4_6-branch/gcc/cp/ChangeLog branches/gcc-4_6-branch/gcc/cp/pt.c branches/gcc-4_6-branch/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz ` (3 preceding siblings ...) 2011-03-30 2:35 ` jason at gcc dot gnu.org @ 2011-03-30 2:38 ` jason at gcc dot gnu.org 2011-03-30 3:14 ` jason at gcc dot gnu.org 2011-05-02 16:11 ` paolo.carlini at oracle dot com 6 siblings, 0 replies; 8+ messages in thread From: jason at gcc dot gnu.org @ 2011-03-30 2:38 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 --- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> 2011-03-30 02:35:48 UTC --- *** Bug 46870 has been marked as a duplicate of this bug. *** ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz ` (4 preceding siblings ...) 2011-03-30 2:38 ` jason at gcc dot gnu.org @ 2011-03-30 3:14 ` jason at gcc dot gnu.org 2011-05-02 16:11 ` paolo.carlini at oracle dot com 6 siblings, 0 replies; 8+ messages in thread From: jason at gcc dot gnu.org @ 2011-03-30 3:14 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution| |FIXED --- Comment #5 from Jason Merrill <jason at gcc dot gnu.org> 2011-03-30 02:36:43 UTC --- Fixed for 4.6.1. ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/48265] [4.6/4.7 Regression] [C++0x] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz ` (5 preceding siblings ...) 2011-03-30 3:14 ` jason at gcc dot gnu.org @ 2011-05-02 16:11 ` paolo.carlini at oracle dot com 6 siblings, 0 replies; 8+ messages in thread From: paolo.carlini at oracle dot com @ 2011-05-02 16:11 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48265 --- Comment #6 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-05-02 16:07:56 UTC --- *** Bug 46871 has been marked as a duplicate of this bug. *** ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2011-05-02 16:11 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2011-03-24 0:29 [Bug c++/48265] New: [4.6/4.7 Regression] ICE: SIGSEGV (recursion in value_dependent_expression_p) when variable is used uninitialised zsojka at seznam dot cz 2011-03-24 12:20 ` [Bug c++/48265] [4.6/4.7 Regression] [C++0x] " rguenth at gcc dot gnu.org 2011-03-29 22:30 ` jason at gcc dot gnu.org 2011-03-30 2:27 ` jason at gcc dot gnu.org 2011-03-30 2:35 ` jason at gcc dot gnu.org 2011-03-30 2:38 ` jason at gcc dot gnu.org 2011-03-30 3:14 ` jason at gcc dot gnu.org 2011-05-02 16:11 ` paolo.carlini at oracle dot com
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).