[Bug middle-end/52894] [4.5,4.6,4.7 Regression] Stage1 bootstrap fails with gcc-4.6.3: Infinite loop in pointer_set_insert

2012-04-10 Thread danglin at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52894 John David Anglin changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug middle-end/52894] [4.5,4.6,4.7 Regression] Stage1 bootstrap fails with gcc-4.6.3: Infinite loop in pointer_set_insert

2012-04-10 Thread danglin at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52894 --- Comment #8 from John David Anglin 2012-04-11 04:18:50 UTC --- Author: danglin Date: Wed Apr 11 04:18:40 2012 New Revision: 186302 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186302 Log: PR middle-end/52894 * varasm.c (proce

[Bug c++/52922] failed to build gcc 4.7 on SL6.1

2012-04-10 Thread scott at smedleyfamily dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52922 --- Comment #9 from scott at smedleyfamily dot net 2012-04-11 01:36:13 UTC --- Thanks for the explanation. Makes sense.

[Bug libstdc++/52604] mt allocator crashes on multi-threaded

2012-04-10 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52604 --- Comment #8 from Paolo Carlini 2012-04-11 01:08:12 UTC --- Note, stylistically, no curly brackets in the if body, and also no NULL, just 0 in C++98. I also note that you are not patching mainline, all the fixes go to mainline first. Finally, m

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 Jonathan Wakely changed: What|Removed |Added CC||bkoz at gcc dot gnu.org --- Comment #24

[Bug c++/52922] failed to build gcc 4.7 on SL6.1

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52922 --- Comment #8 from Jonathan Wakely 2012-04-11 00:49:39 UTC --- (In reply to comment #7) > I realise this is off-topic but I would love to know: what is causing this > limitation? GCC's "fixincludes" mechanism, which installs modified versions o

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 --- Comment #23 from Jonathan Wakely 2012-04-11 00:30:46 UTC --- I hadn't got as far as tracking down when it changed - if you're right that would be quite nice and we'll be able to fix it properly.

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread amodra at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 Alan Modra changed: What|Removed |Added Target Milestone|4.7.1 |--- --- Comment #22 from Alan Modra 2012-04

[Bug rtl-optimization/30957] Misscompare with variable expansion optimization

2012-04-10 Thread mrs at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30957 m...@gcc.gnu.org changed: What|Removed |Added CC||mrs at gcc dot gnu.org --- Comment #20

[Bug c++/52922] failed to build gcc 4.7 on SL6.1

2012-04-10 Thread scott at smedleyfamily dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52922 --- Comment #7 from scott at smedleyfamily dot net 2012-04-10 23:19:58 UTC --- Thanks Jonathan, > No, in general you can't use GCC built for one target on a different target. I realise this is off-topic but I would love to know: what is causing t

[Bug tree-optimization/52734] [4.7/4.8 Regression] Incorrect optimization of uClibc sbrk()

2012-04-10 Thread sedat.dilek at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52734 --- Comment #13 from Sedat Dilek 2012-04-10 22:57:15 UTC --- Just some remarks: Freetz is an OSS project supporting router (platforms) of a popular German company. The target-system is mostly MIPS(EL). The majority of our developers build on AMD

[Bug tree-optimization/52734] [4.7/4.8 Regression] Incorrect optimization of uClibc sbrk()

2012-04-10 Thread joerg.jungermann at gmx dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52734 joerg.jungermann at gmx dot de changed: What|Removed |Added CC||joerg.jungermann at gmx do

[Bug other/52930] New: quadmath: missing logbq, modfq, nexttowardq, exp2q

2012-04-10 Thread tydeman at tybor dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52930 Bug #: 52930 Summary: quadmath: missing logbq, modfq, nexttowardq, exp2q Classification: Unclassified Product: gcc Version: 4.6.3 Status: UNCONFIRMED Severity: normal

[Bug middle-end/52894] [4.5,4.6,4.7 Regression] Stage1 bootstrap fails with gcc-4.6.3: Infinite loop in pointer_set_insert

2012-04-10 Thread danglin at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52894 --- Comment #7 from John David Anglin 2012-04-10 22:13:56 UTC --- Author: danglin Date: Tue Apr 10 22:13:52 2012 New Revision: 186297 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186297 Log: PR middle-end/52894 * varasm.c (proce

[Bug middle-end/52894] [4.5,4.6,4.7 Regression] Stage1 bootstrap fails with gcc-4.6.3: Infinite loop in pointer_set_insert

2012-04-10 Thread danglin at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52894 --- Comment #6 from John David Anglin 2012-04-10 22:11:45 UTC --- Author: danglin Date: Tue Apr 10 22:11:38 2012 New Revision: 186296 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186296 Log: PR middle-end/52894 * varasm.c (proce

[Bug target/52918] [4.8 Regression] ICE: Invalid bb->loop_father (NULL) in add_bb_to_loop

2012-04-10 Thread bscottm at ieee dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52918 --- Comment #5 from B. Scott Michel 2012-04-10 21:31:13 UTC --- I deduced that add_bb_to_loop and a null bb->loop_father meant that the enclosing basic block was either missing or incorrectly annotated. The fix, however, is not obvious without ge

[Bug target/52918] [4.8 Regression] ICE: Invalid bb->loop_father (NULL) in add_bb_to_loop

2012-04-10 Thread bscottm at ieee dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52918 --- Comment #4 from B. Scott Michel 2012-04-10 21:28:25 UTC --- Created attachment 27128 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27128 Preprocessed eh_alloc.cc, for reference Per request, preprocessed source attached.

[Bug fortran/43366] [OOP][F2008] Intrinsic assign to polymorphic variable

2012-04-10 Thread abenson at caltech dot edu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43366 Andrew Benson changed: What|Removed |Added CC||abenson at caltech dot edu --- Comment #1

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 Jonathan Wakely changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever Confirmed|1

[Bug c++/52929] use of undeclared identifier '__ATOMIC_ACQ_REL'

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52929 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/52900] Compile source using Boost header with -static -flto -std=c++11 breaks

2012-04-10 Thread gccBugs at haatschii dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52900 --- Comment #4 from gccBugs at haatschii dot de 2012-04-10 20:37:36 UTC --- To large to attach it directly: http://haatschii.de/preprocessed_source.cpp

[Bug c++/52929] use of undeclared identifier '__ATOMIC_ACQ_REL'

2012-04-10 Thread amacleod at redhat dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52929 Andrew Macleod changed: What|Removed |Added CC||amacleod at redhat dot com --- Comment #

[Bug c++/52929] use of undeclared identifier '__ATOMIC_ACQ_REL'

2012-04-10 Thread ncahill_alt at yahoo dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52929 ncahill_alt at yahoo dot com changed: What|Removed |Added CC||ncahill_alt at yahoo dot

[Bug c++/52929] New: use of undeclared identifier '__ATOMIC_ACQ_REL'

2012-04-10 Thread os at xeviox dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52929 Bug #: 52929 Summary: use of undeclared identifier '__ATOMIC_ACQ_REL' Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Pr

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #7 from Jonatan GOebel 2012-04-10 18:24:55 UTC --- props project: http://procps.sourceforge.net/index.html Hi, I attached the i and the S files from the source code that causes the program to stuck. And this is the only warning in t

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #6 from Jonatan GOebel 2012-04-10 18:17:39 UTC --- Created attachment 27127 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27127 compiled sorce file.

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #5 from Jonatan GOebel 2012-04-10 18:16:36 UTC --- Created attachment 27126 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27126 S file compiled without -Os flag

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #4 from Jonatan GOebel 2012-04-10 18:15:58 UTC --- Created attachment 27125 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27125 S file compiled with -Os flag

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread ubizjak at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #3 from Uros Bizjak 2012-04-10 17:52:52 UTC --- (In reply to comment #2) Please follow instructions at http://gcc.gnu.org/bugs/#report on how to provide all required information.

[Bug middle-end/52890] Revision 185336 causes 10% degradation on cpu2000 benchmark 252.eon

2012-04-10 Thread pthaugen at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52890 Pat Haugen changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever Confirmed|0

[Bug tree-optimization/52558] write introduction incorrect wrt the C++11 memory model

2012-04-10 Thread aldyh at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52558 --- Comment #14 from Aldy Hernandez 2012-04-10 17:07:22 UTC --- Richard G., or perhaps another aliasing expert. I am working on a patch for this problem. Could you pontificate as to why no optimization pass has been able to figure out that g_2_

[Bug c++/52924] [4.7 Regression] Using an std::function object as deleter of shared_ptr in C++0x mode does not compile

2012-04-10 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52924 Paolo Carlini changed: What|Removed |Added CC|jpr at essi dot fr | --- Comment #4 from Paolo Carlini 2012-

[Bug libstdc++/52476] [DR 518] Unordered multimap reorders equivalent elements

2012-04-10 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52476 Paolo Carlini changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug middle-end/52890] Revision 185336 causes 10% degradation on cpu2000 benchmark 252.eon

2012-04-10 Thread pthaugen at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52890 Pat Haugen changed: What|Removed |Added Status|NEW |UNCONFIRMED Ever Confirmed|1

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |4.7.1 --- Comment #21 from Jonathan Wak

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 --- Comment #20 from Jonathan Wakely 2012-04-10 15:36:40 UTC --- You're quite right, my apologies for telling you that wouldn't happen. In bits/shared_ptr_base.h we have: template<> inline void _Sp_counted_base<_S_atomic>:: _M_ad

[Bug rtl-optimization/48496] [4.7/4.8 Regression] 'asm' operand requires impossible reload

2012-04-10 Thread ebotcazou at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48496 --- Comment #22 from Eric Botcazou 2012-04-10 15:29:46 UTC --- > > ;; Note that while this accepts mem, it only accepts non-volatile mem, > > ;; and so cannot be "fixed" by adjusting the address. Thus it cannot > > ;; and does not use define_mem

[Bug libstdc++/52604] mt allocator crashes on multi-threaded

2012-04-10 Thread laurent.alfonsi at st dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52604 --- Comment #7 from Laurent Aflonsi 2012-04-10 15:28:07 UTC --- Ping ? Here is the patch proposed. --- libstdc++-v3/src/mt_allocator.cc2011/08/04 07:56:492064 +++ libstdc++-v3/src/mt_allocator.cc2012/04/0

[Bug fortran/52473] CSHIFT slow - inline it?

2012-04-10 Thread burnus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52473 Tobias Burnus changed: What|Removed |Added CC||burnus at gcc dot gnu.org --- Comment #1

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 --- Comment #2 from Jonatan GOebel 2012-04-10 15:14:53 UTC --- The ps code calls the funcion "set_personality()" This function ends with a "goto *(found->jump);" this goto jump to " case_unknown:" do some stuffs and returns NULL. And the prog

[Bug libstdc++/52839] double free or corruption running tr1/.../default_weaktoshared.exe

2012-04-10 Thread amodra at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52839 --- Comment #19 from Alan Modra 2012-04-10 15:13:24 UTC --- I think I was on the right track when I questioned whether the problem might be mixing atomics and mutex protected ops, but was looking in the wrong place. I should have looked at defau

[Bug lto/52634] multiple definition error when using alias

2012-04-10 Thread hubicka at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52634 --- Comment #9 from Jan Hubicka 2012-04-10 15:09:27 UTC --- Fixed on mainline, will backport the fix if no problems shows up.

[Bug lto/52722] ICE in lto_output_varpool_node

2012-04-10 Thread hubicka at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52722 Jan Hubicka changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug rtl-optimization/52876] [x32] - Sign extend 32 to 64bit then clear upper 32bits fails O1 or higher

2012-04-10 Thread hjl.tools at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52876 --- Comment #14 from H.J. Lu 2012-04-10 14:49:37 UTC --- A patch is posted at http://gcc.gnu.org/ml/gcc-patches/2012-04/msg00320.html

[Bug translation/45116] config/ia64/vms_symvec_libgcc_s.opt not an options file

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45116 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c/44003] gcc 4.5.0 stddef.h clobbers __size_t with #define, breaks VMS (code already avoids similar on FreeBSD)‏

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44003 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug tree-optimization/52891] [4.8 Regression] ICE in adjust_bool_pattern

2012-04-10 Thread regehr at cs dot utah.edu
ith: ../configure --with-libelf=/usr/local --enable-lto --prefix=/home/regehr/z/compiler-install/gcc-r186257-install --program-prefix=r186257- --enable-languages=c,c++ Thread model: posix gcc version 4.8.0 20120410 (experimental) (GCC)

[Bug bootstrap/44000] gcc/resource.h conflicts with sysroot/usr/include/resource.h (alpha-dec-vms)‏

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44000 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug target/44242] vms-crt0*.c should compile with gcc

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44242 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug other/44279] system.h calloc/malloc/realloc VMS size_t vs. __size_t

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44279 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c/44005] gcc should implement __int64, so it can e.g. read the VMS system headers

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44005 ging...@gcc.gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug target/52908] xop-mul-1:f9 miscompiled on bulldozer (-mxop)

2012-04-10 Thread ubizjak at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52908 --- Comment #3 from Uros Bizjak 2012-04-10 13:49:02 UTC --- (In reply to comment #2) > Created attachment 27117 [details] > Proposed patch Michael, can you please test this patch?

[Bug debug/52727] [4.7/4.8 Regression] internal compiler error at dwarf2cfi.c2:685

2012-04-10 Thread florian at openwrt dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52727 --- Comment #15 from Florian Fainelli 2012-04-10 13:39:26 UTC --- (In reply to comment #13) > Author: rth > Date: Fri Mar 30 18:00:37 2012 > New Revision: 186018 > > URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186018 > Log: > PR debug/

[Bug target/52928] Alpha/VMS: c++ triggers gas errors

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52928 ging...@gcc.gnu.org changed: What|Removed |Added Target||alpha64-dec-openvms Prior

[Bug target/52928] New: Alpha/VMS: c++ triggers gas errors

2012-04-10 Thread gingold at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52928 Bug #: 52928 Summary: Alpha/VMS: c++ triggers gas errors Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug rtl-optimization/52888] Unable to inline function pointer call with inexact signature match

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52888 --- Comment #2 from Richard Guenther 2012-04-10 13:20:55 UTC --- Author: rguenth Date: Tue Apr 10 13:20:50 2012 New Revision: 186276 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186276 Log: 2012-04-10 Richard Guenther PR middle-

[Bug middle-end/52888] Unable to inline function pointer call with inexact signature match

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52888 Richard Guenther changed: What|Removed |Added Status|ASSIGNED|RESOLVED Component|rtl-optimi

[Bug c/52927] "procps" do not work with -Os flag.

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c/52927] New: "procps" do not work with -Os flag.

2012-04-10 Thread jonatan.goebel at digitel dot com.br
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52927 Bug #: 52927 Summary: "procps" do not work with -Os flag. Classification: Unclassified Product: gcc Version: 4.5.3 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c++/52924] [4.7 Regression] Using an std::function object as deleter of shared_ptr in C++0x mode does not compile

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52924 --- Comment #3 from Jonathan Wakely 2012-04-10 12:55:40 UTC --- another testcase showing a similar bug: #include template struct Alloc : std::allocator { template struct rebind { typedef Alloc other; }; template Alloc(const Alloc&) {

[Bug c/52923] Warn if making external references to local stack memory

2012-04-10 Thread fredrik.hederstie...@securitas-direct.com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52923 --- Comment #4 from Fredrik Hederstierna 2012-04-10 12:52:36 UTC --- Maybe it have advantages to have a "pointer-deref" analysis pass rather than a "point-to" analysis pass. Then GCC could warn only if the pointer is being dereferenced for real,

[Bug c/52926] gcc 4.7.0 20120324: wrong optimized asm code produced

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52926 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c/52923] Warn if making external references to local stack memory

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52923 Richard Guenther changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIR

[Bug target/52918] [4.8 Regression] ICE: Invalid bb->loop_father (NULL) in add_bb_to_loop

2012-04-10 Thread ktietz at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52918 Kai Tietz changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/52920] function call optimized away with ftree-loop-distribute-patterns

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52920 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug middle-end/52835] [4.7/4.8 Regression] -O3 wrongly optimizes loop __builtin_memcpy away

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52835 Richard Guenther changed: What|Removed |Added CC||garfieldsk at gmail dot com --- Commen

[Bug target/52918] [4.8 Regression] ICE: Invalid bb->loop_father (NULL) in add_bb_to_loop

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52918 Richard Guenther changed: What|Removed |Added Component|c++ |target Target Milestone|---

[Bug tree-optimization/52912] [4.8 Regression] ICE: verify_ssa failed

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52912 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/52911] [4.5/4.6/4.7/4.8 Regression] gcc 4.7.0 (ppc32 e500mc) when compile a c file, after a lot of time, gcc failed and internal compiler error occurs.

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52911 Richard Guenther changed: What|Removed |Added Known to work||4.3.6 Target Milestone|---

[Bug tree-optimization/52907] Underflowing floating point expressions wrongly folded to zero

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52907 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/48496] [4.7/4.8 Regression] 'asm' operand requires impossible reload

2012-04-10 Thread uweigand at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48496 --- Comment #21 from Ulrich Weigand 2012-04-10 12:16:36 UTC --- (In reply to comment #19) > and the matching alternative would be (f, Q) with > > ;; Note that while this accepts mem, it only accepts non-volatile mem, > ;; and so cannot be "fixe

[Bug tree-optimization/52904] -Wstrict-overflow false alarm with bounded loop

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52904 Richard Guenther changed: What|Removed |Added Keywords||missed-optimization Status

[Bug c++/52906] [4.7/4.8 Regression] ICE: SIGSEGV in check_tag_decl (decl.c:4230) with "__attribute__ ((__deprecated__));" alone

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52906 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.7.1

[Bug c++/52900] Compile source using Boost header with -static -flto -std=c++11 breaks

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52900 Richard Guenther changed: What|Removed |Added Keywords||lto Status|UNCONFIRMED

[Bug middle-end/52894] [4.5,4.6,4.7 Regression] Stage1 bootstrap fails with gcc-4.6.3: Infinite loop in pointer_set_insert

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52894 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.5.4

[Bug tree-optimization/52891] [4.8 Regression] ICE in adjust_bool_pattern

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52891 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/52890] Revision 185336 causes 10% degradation on cpu2000 benchmark 252.eon

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52890 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/52888] Unable to inline function pointer call with inexact signature match

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52888 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug fortran/52921] With realloc-lhs: Conditional jump or move depends on uninitialised value

2012-04-10 Thread burnus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52921 Tobias Burnus changed: What|Removed |Added Status|UNCONFIRMED |NEW Keywords|

[Bug middle-end/52886] [4.8 Regression] FAIL: gcc.dg/torture/pr36978.c -On (internal compiler error), n=1 and above

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52886 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/52881] [4.8 Regression] ICE due to null pointer deref in cfgloop.c

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52881 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/52917] [DR 2048] explicitly stated return type in std::mem_fn cannot be compiled

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52917 --- Comment #4 from Jonathan Wakely 2012-04-10 11:23:51 UTC --- (In reply to comment #3) > Ok, I didn't know about the defect report and resolution yet. > I must admit that I quite like the syntax. It's a peculiarity of the C++ grammar, the fun

[Bug tree-optimization/52870] ICE during SLP pattern matching

2012-04-10 Thread uweigand at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52870 Ulrich Weigand changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/52870] ICE during SLP pattern matching

2012-04-10 Thread uweigand at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52870 --- Comment #3 from Ulrich Weigand 2012-04-10 10:56:17 UTC --- Author: uweigand Date: Tue Apr 10 10:56:11 2012 New Revision: 186272 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186272 Log: gcc/ PR tree-optimization/52870 * t

[Bug c/52926] New: gcc 4.7.0 20120324: wrong optimized asm code produced

2012-04-10 Thread jktu17 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52926 Bug #: 52926 Summary: gcc 4.7.0 20120324: wrong optimized asm code produced Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: major

[Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates

2012-04-10 Thread bart.vanassche at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925 Bart Van Assche changed: What|Removed |Added CC||bart.vanassche at gmail dot

[Bug fortran/52916] [4.8 Regression] 481.wrf in SPEC CPU 2006 failed to build

2012-04-10 Thread burnus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52916 Tobias Burnus changed: What|Removed |Added Status|WAITING |NEW --- Comment #3 from Tobias Burnus 20

[Bug c++/52924] [4.7 Regression] Using an std::function object as deleter of shared_ptr in C++0x mode does not compile

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52924 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid Target Milestone|---

[Bug fortran/52916] [4.8 Regression] 481.wrf in SPEC CPU 2006 failed to build

2012-04-10 Thread burnus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52916 Tobias Burnus changed: What|Removed |Added Keywords||wrong-code CC|

[Bug libstdc++/52917] [DR 2048] explicitly stated return type in std::mem_fn cannot be compiled

2012-04-10 Thread freunddeslichts at web dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52917 --- Comment #3 from freunddeslichts at web dot de 2012-04-10 09:54:28 UTC --- Ok, I didn't know about the defect report and resolution yet. I must admit that I quite like the syntax. I added a remark about the defect and a short example to http:/

[Bug bootstrap/52887] Bootstrap on AIX failure: Undefined symbol: .std::function::function(std::function

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52887 --- Comment #1 from Jonathan Wakely 2012-04-10 09:12:39 UTC --- we might need an explicit instantiation of that type in libstdc++.so, I'll investigate

[Bug c++/52922] failed to build gcc 4.7 on SL6.1

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52922 --- Comment #6 from Jonathan Wakely 2012-04-10 09:11:03 UTC --- No, in general you can't use GCC built for one target on a different target. What I do is just build the same version of GCC with the exact same configuration on each OS I need to t

[Bug c++/52924] Using an std::function object as deleter of shared_ptr in C++0x mode does not compile

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52924 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925 --- Comment #1 from Richard Guenther 2012-04-10 08:40:29 UTC --- Created attachment 27124 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27124 preprocessed source

[Bug middle-end/52925] [4.5/4.6 Regression] var-tracking never terminates

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925 Richard Guenther changed: What|Removed |Added Known to work||4.3.6 Target Milestone|---

[Bug middle-end/52925] New: [4.5/4.6 Regression] var-tracking never terminates

2012-04-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52925 Bug #: 52925 Summary: [4.5/4.6 Regression] var-tracking never terminates Classification: Unclassified Product: gcc Version: 4.6.3 Status: UNCONFIRMED Severity: normal

[Bug c++/52924] New: Using an std::function object as deleter of shared_ptr in C++0x mode does not compile

2012-04-10 Thread jpr at essi dot fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52924 Bug #: 52924 Summary: Using an std::function object as deleter of shared_ptr in C++0x mode does not compile Classification: Unclassified Product: gcc Version: 4.7.0 S

[Bug c++/52922] failed to build gcc 4.7 on SL6.1

2012-04-10 Thread scott at smedleyfamily dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52922 --- Comment #5 from scott at smedleyfamily dot net 2012-04-10 08:13:44 UTC --- H, you are right. I was compiling gcc with a version of gcc built on Centos 5.6. (though I compiled Andrew's test program with a different "native" version) I would

[Bug c/52923] Warn if making external references to local stack memory

2012-04-10 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52923 --- Comment #2 from Jonathan Wakely 2012-04-10 08:03:13 UTC --- See also PR 49974 requesting the same thing for C++ and PR 51270 and PR 44859 are similar but for temporaries

[Bug c/52923] Warn if making external references to local stack memory

2012-04-10 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52923 --- Comment #1 from Andrew Pinski 2012-04-10 07:59:40 UTC --- These all need to have some kind of flow analysis going on (the return one is the only one which does not which is why we warn already).

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