[Bug libstdc++/57213] failed formatted input overwrites output value

2013-05-09 Thread sbn at tbricks dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57213 Dmitri Shubin sbn at tbricks dot com changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED

[Bug go/57194] go binaries give no debug info in ELF executable errno -1

2013-05-09 Thread gp at iws dot it
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57194 gp at iws dot it changed: What|Removed |Added CC||gp at iws dot it --- Comment #2 from

[Bug c++/57222] [4.8/4.9 Regression] Template alias not working in argument of template class template method

2013-05-09 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57222 Jakub Jelinek jakub at gcc dot gnu.org changed: What|Removed |Added CC||jakub at gcc dot

[Bug libstdc++/57213] failed formatted input overwrites output value

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57213 Jonathan Wakely redi at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug libstdc++/57213] failed formatted input overwrites output value

2013-05-09 Thread sbn at tbricks dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57213 --- Comment #5 from Dmitri Shubin sbn at tbricks dot com 2013-05-09 08:12:25 UTC --- (In reply to comment #4) This is similar to fixing bugs in libstdc++, we don't keep the old defective behaviour around as well, we fix it. But this fix

[Bug target/57224] New: Remove __builtin_ia32_cmpngtss and __builtin_ia32_cmpngess

2013-05-09 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57224 Bug #: 57224 Summary: Remove __builtin_ia32_cmpngtss and __builtin_ia32_cmpngess Classification: Unclassified Product: gcc Version: 4.9.0 Status: UNCONFIRMED

[Bug fortran/57217] [4.7/4.8/4.9 Regression][OOP] Accepts invalid TBP overriding - lacking arguments check

2013-05-09 Thread burnus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57217 Tobias Burnus burnus at gcc dot gnu.org changed: What|Removed |Added CC||burnus at gcc

[Bug target/57225] New: x64 Windows seh GCC should define __USING_SEH_EXCEPTIONS like sjlj and dw2 builds

2013-05-09 Thread vanboxem.ruben at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57225 Bug #: 57225 Summary: x64 Windows seh GCC should define __USING_SEH_EXCEPTIONS like sjlj and dw2 builds Classification: Unclassified Product: gcc Version: 4.8.0

[Bug middle-end/19721] [meta-bug] optimizations that CSE still catches

2013-05-09 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19721 --- Comment #27 from Steven Bosscher steven at gcc dot gnu.org 2013-05-09 10:39:57 UTC --- (In reply to comment #26) With TARGET_LEGITIMATE_ADDRESS_P rejecting (costly) symbols_refs inside memory references, cse_local brings the number of

[Bug libstdc++/57226] New: The installation of pretty printers is not documented

2013-05-09 Thread morandini at aero dot polimi.it
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 Bug #: 57226 Summary: The installation of pretty printers is not documented Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: minor

[Bug middle-end/56988] ipa-cp incorrectly propagates a field of an aggregate

2013-05-09 Thread jamborm at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56988 Martin Jambor jamborm at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug web/52239] Upgrade GCC Bugzilla to 4.4

2013-05-09 Thread LpSolit at netscape dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52239 Frédéric Buclin LpSolit at netscape dot net changed: What|Removed |Added Attachment #30066|0 |1 is

[Bug c++/57215] [4.9 Regression] cc1plus causes possible glibc free corruption

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57215 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug web/52239] Upgrade GCC Bugzilla to 4.4

2013-05-09 Thread LpSolit at netscape dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52239 Frédéric Buclin LpSolit at netscape dot net changed: What|Removed |Added Attachment #30071|0 |1 is

[Bug web/55237] Linkify r123456 in comments to point to SVN

2013-05-09 Thread LpSolit at netscape dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55237 Frédéric Buclin LpSolit at netscape dot net changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug middle-end/19721] [meta-bug] optimizations that CSE still catches

2013-05-09 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19721 --- Comment #28 from Steven Bosscher steven at gcc dot gnu.org --- (In reply to comment #25) FWIW this case is handled at the GIMPLE level since at least GCC 4.3.

[Bug rtl-optimization/56766] Fails to combine (vec_select (vec_concat ...)) to (vec_merge ...)

2013-05-09 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56766 --- Comment #2 from Marc Glisse glisse at gcc dot gnu.org --- Created attachment 30073 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=30073action=edit patch to recognize vec_merge This passes bootstrap+testsuite. I had to swap tem1 and tem2

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #1 from Jonathan Wakely redi at gcc dot gnu.org --- You install GCC and the printers get installed alongside them, and when gdb loads libstdc++.so.6.0.16 it automatically loads libstdc++.so.6.0.16-gdb.py ... what more do you need to

[Bug c++/57227] New: Two function with identical signature but different calling convention seem to be symbol-encoded by the same string

2013-05-09 Thread ondrej.kolacek at centrum dot cz
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57227 Bug ID: 57227 Summary: Two function with identical signature but different calling convention seem to be symbol-encoded by the same string Product: gcc Version:

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread marco.morandini at polimi dot it
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #2 from marco.morandini at polimi dot it --- On 05/09/2013 02:48 PM, redi at gcc dot gnu.org wrote: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #1 from Jonathan Wakely redi at gcc dot gnu.org --- You install GCC

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread marco.morandini at polimi dot it
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #3 from marco.morandini at polimi dot it --- On 05/09/2013 02:48 PM, redi at gcc dot gnu.org wrote: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #1 from Jonathan Wakely redi at gcc dot gnu.org --- You install GCC

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 Jonathan Wakely redi at gcc dot gnu.org changed: What|Removed |Added Keywords||documentation

[Bug c/57157] Poor optimization of portable rotate idiom

2013-05-09 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57157 Jakub Jelinek jakub at gcc dot gnu.org changed: What|Removed |Added CC||jakub at gcc dot

[Bug c/57157] Poor optimization of portable rotate idiom

2013-05-09 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57157 --- Comment #4 from Jakub Jelinek jakub at gcc dot gnu.org --- Created attachment 30075 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=30075action=edit /tmp/gcc49-pr57157.patch Untested tiny i386 improvement, instead of roll $31, %eax we can

[Bug rtl-optimization/55278] [4.8/4.9 Regression] Botan performance regressions apparently due to LRA

2013-05-09 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55278 --- Comment #9 from Jakub Jelinek jakub at gcc dot gnu.org --- I've attached two rotate patches to PR57157. They seem to improve #c6 runtime slightly (from: real 0m6.303s user 0m6.293s sys 0m0.000s to: real 0m5.920s user 0m5.913s sys 0m0.000s )

[Bug libstdc++/57228] New: [c++11] constructing shared_ptr to enable_shared_from_this-derived class from raw pointers

2013-05-09 Thread f.heckenb...@fh-soft.de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57228 Bug ID: 57228 Summary: [c++11] constructing shared_ptr to enable_shared_from_this-derived class from raw pointers Product: gcc Version: 4.7.2 Status:

[Bug rtl-optimization/57229] New: 4.6/4.7/4.8 inconsistent check for PRE_MODIFY/POST_MODIFY in post_reload

2013-05-09 Thread rwahl at gmx dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57229 Bug ID: 57229 Summary: 4.6/4.7/4.8 inconsistent check for PRE_MODIFY/POST_MODIFY in post_reload Product: gcc Version: 4.6.3 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/57228] [c++11] constructing shared_ptr to enable_shared_from_this-derived class from raw pointers

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57228 Jonathan Wakely redi at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug libstdc++/57228] [c++11] constructing shared_ptr to enable_shared_from_this-derived class from raw pointers

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57228 --- Comment #2 from Jonathan Wakely redi at gcc dot gnu.org --- This is http://cplusplus.github.io/LWG/lwg-active.html#2179 but if the behaviour changes I'll eat my hat.

[Bug tree-optimization/45216] Rotate expressions not recognized at tree level

2013-05-09 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45216 Steven Bosscher steven at gcc dot gnu.org changed: What|Removed |Added Depends on||57157 ---

[Bug tree-optimization/45216] Rotate expressions not recognized at tree level

2013-05-09 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45216 Jakub Jelinek jakub at gcc dot gnu.org changed: What|Removed |Added CC||jakub at gcc dot

[Bug middle-end/57192] [4.9 Regression] miscompilation at -O3

2013-05-09 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57192 --- Comment #13 from Bill Schmidt wschmidt at gcc dot gnu.org --- (In reply to Joost VandeVondele from comment #0) when compiled at -O3 . Compiling with 4.8 branch, or 4.9 and -O2 doesn't cause this behavior. I just want to point out that SLSR

[Bug middle-end/57192] [4.9 Regression] miscompilation at -O3

2013-05-09 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57192 --- Comment #14 from Bill Schmidt wschmidt at gcc dot gnu.org --- Of course, there can be secondary effects that cause SLSR to kick in with different intermediate code, but it's something to consider.

[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW

[Bug c++/35405] [4.2/4.3/4.4 Regression] Internal compiler error

2013-05-09 Thread jason at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35405 Jason Merrill jason at gcc dot gnu.org changed: What|Removed |Added CC||jason at gcc dot

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread morandini at aero dot polimi.it
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 morandini at aero dot polimi.it changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug middle-end/57192] [4.9 Regression] miscompilation at -O3

2013-05-09 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57192 --- Comment #15 from Bill Schmidt wschmidt at gcc dot gnu.org --- I was able to download your code, and I can't reproduce the problem on powerpc64-unknown-linux-gnu with current trunk.

[Bug libstdc++/57226] The installation of pretty printers is not documented

2013-05-09 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57226 --- Comment #6 from Jonathan Wakely redi at gcc dot gnu.org --- Ah, I haven't seen that warning. If you'd mentioned that warning I would have agreed it might be worth documenting, but as you only talked about how to install them (which happens

[Bug c++/57215] [4.9 Regression] cc1plus causes possible glibc free corruption

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57215 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug c++/57068] [4.8/4.9 Regression] gcc prints warning ref-qualifiers only available with -std=c++0x or -std=gnu++0x for operator

2013-05-09 Thread jason at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57068 Jason Merrill jason at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214 --- Comment #3 from Marek Polacek mpolacek at gcc dot gnu.org --- Started with http://gcc.gnu.org/r198096

[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214 --- Comment #4 from Marek Polacek mpolacek at gcc dot gnu.org --- Seems that only skipping coalescing if we aren't coalescing SSA_NAMEs works.

[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |4.9.0

[Bug tree-optimization/57214] [4.9 Regression] ice: tree check: expected ssa_name, have integer_cst in coalesce_partitions, at tree-ssa-coalesce.c:1194

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57214 --- Comment #5 from Marek Polacek mpolacek at gcc dot gnu.org --- Reduced: extern int baz (void); extern int foo (void) __attribute__ ((returns_twice)); void bar (_Bool b) { int buf[1]; while (1) { _Bool x = 1; if (b) baz

[Bug c++/57222] [4.8/4.9 Regression] Template alias not working in argument of template class template method

2013-05-09 Thread jason at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57222 Jason Merrill jason at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug c/57180] Structures with a flexible arrray member have wrong size

2013-05-09 Thread mikpe at it dot uu.se
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57180 --- Comment #2 from Mikael Pettersson mikpe at it dot uu.se --- This test case also fails on x86_64-linux with every gcc release from 3.2.3 up to today's 4.9 (r198748). Looking at the assembly code for the x[] initializer it's easy to see why:

[Bug web/52239] Upgrade GCC Bugzilla to 4.4

2013-05-09 Thread LpSolit at netscape dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52239 Frédéric Buclin LpSolit at netscape dot net changed: What|Removed |Added Attachment #30072|0 |1 is

[Bug rtl-optimization/55278] [4.8/4.9 Regression] Botan performance regressions apparently due to LRA

2013-05-09 Thread hubicka at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55278 --- Comment #10 from Jan Hubicka hubicka at gcc dot gnu.org --- I have patches the daily tester with those two patches so we see where we stand with these improvements...

[Bug rtl-optimization/55278] [4.8/4.9 Regression] Botan performance regressions apparently due to LRA

2013-05-09 Thread vmakarov at redhat dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55278 --- Comment #11 from Vladimir Makarov vmakarov at redhat dot com --- I don't see a code degradation because of LRA. Here what I got using gcc4.8 branch compiler with options -O3 -finline-functions -D_REENTRANT -Wno-long-long -W -Wall -fPIC

[Bug tree-optimization/57230] New: tree-ssa-strlen incorrectly optimizes a strlen to 0

2013-05-09 Thread zackw at panix dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57230 Bug ID: 57230 Summary: tree-ssa-strlen incorrectly optimizes a strlen to 0 Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug rtl-optimization/57231] New: Hoist zero-extend operations when possible

2013-05-09 Thread josh.m.conner at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57231 Bug ID: 57231 Summary: Hoist zero-extend operations when possible Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component:

[Bug c++/55149] capturing VLA in lambda

2013-05-09 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55149 Paolo Carlini paolo.carlini at oracle dot com changed: What|Removed |Added CC||jason at

[Bug other/57195] Mode attributes with specific mode iterator can not be used as mode iterators in *.md files

2013-05-09 Thread segher at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57195 Segher Boessenkool segher at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug target/55033] [4.7/4.8/4.9 Regression] PowerPC section type conflict error

2013-05-09 Thread amodra at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55033 Alan Modra amodra at gmail dot com changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug c++/57138] [4.8/4.9 Regression] ICE in cp_parser_class_specifier with variadic templates, using declarations

2013-05-09 Thread jason at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57138 --- Comment #4 from Jason Merrill jason at gcc dot gnu.org --- This seems like another instance of bug 51239/DR 1430, which seems likely to be resolved to make this code ill-formed.

[Bug tree-optimization/57230] tree-ssa-strlen incorrectly optimizes a strlen to 0

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57230 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last

[Bug tree-optimization/57230] tree-ssa-strlen incorrectly optimizes a strlen to 0

2013-05-09 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57230 Marek Polacek mpolacek at gcc dot gnu.org changed: What|Removed |Added Known to work||4.6.3