[Bug c/56219] New: avr-gcc-4.7.2 missing __uint24 loop optimisation

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56219 Bug #: 56219 Summary: avr-gcc-4.7.2 missing __uint24 loop optimisation Classification: Unclassified Product: gcc Version: 4.7.2 Status: UNCONFIRMED Severity: normal

[Bug fortran/55891] Problem with shared library and EQUIVALENCE on darwin 11.4.2 x86_64

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55891 Scot Breitenfeld changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug fortran/56218] New: Segfault with allocatable intent(out) derived type argument having allocatable component

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56218 Bug #: 56218 Summary: Segfault with allocatable intent(out) derived type argument having allocatable component Classification: Unclassified Product: gcc Version: 4.8.0

[Bug c++/56217] New: ICE: OpenMP: when combining shared() and a move constructor

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56217 Bug #: 56217 Summary: ICE: OpenMP: when combining shared() and a move constructor Classification: Unclassified Product: gcc Version: 4.7.2 Status: UNCONFIRM

[Bug libstdc++/56216] TR1 bessel functions bomb at x == 0!

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56216 --- Comment #1 from Ed Smith-Rowland <3dw4rd at verizon dot net> 2013-02-06 04:39:43 UTC --- Created attachment 29362 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29362 Patch including testcase and other cleanups. This patch adds

[Bug libstdc++/56216] New: TR1 bessel functions bomb at x == 0!

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56216 Bug #: 56216 Summary: TR1 bessel functions bomb at x == 0! Classification: Unclassified Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug c++/54122] [4.7/4.8 Regression] segfault comparing enum class in lambda inside constructor of a templated class

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54122 --- Comment #5 from Jason Merrill 2013-02-06 04:24:28 UTC --- Author: jason Date: Wed Feb 6 04:24:18 2013 New Revision: 195781 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195781 Log: PR c++/54122 * tree.c (lvalue_k

[Bug c++/56177] [4.8 Regression] ICE when used forward for 'auto f();'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56177 --- Comment #6 from niXman 2013-02-06 04:16:30 UTC --- (In reply to comment #5) > Fixed. Thank you.

[Bug c++/56215] New: Cannot create constexpr struct with unnamed unions

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56215 Bug #: 56215 Summary: Cannot create constexpr struct with unnamed unions Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work due to access problems

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug c++/56177] [4.8 Regression] ICE when used forward for 'auto f();'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56177 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug c++/56177] [4.8 Regression] ICE when used forward for 'auto f();'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56177 --- Comment #4 from Jason Merrill 2013-02-06 03:34:03 UTC --- Author: jason Date: Wed Feb 6 03:33:55 2013 New Revision: 195780 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195780 Log: PR c++/56177 * decl.c (start_pr

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work due to access problems

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 --- Comment #10 from Jason Merrill 2013-02-06 03:33:52 UTC --- Author: jason Date: Wed Feb 6 03:33:45 2013 New Revision: 195779 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195779 Log: PR c++/56208 * pt.c (fn_type_u

[Bug target/53038] cfi_restore for cr before cr is actually restored

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53038 Alan Modra changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug target/53040] nested functions may trash floating point registers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53040 --- Comment #4 from Alan Modra 2013-02-06 02:46:24 UTC --- Author: amodra Date: Wed Feb 6 02:46:13 2013 New Revision: 195778 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195778 Log: PR target/53040 * config/rs6000/r

[Bug target/53040] nested functions may trash floating point registers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53040 Alan Modra changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug bootstrap/55644] bootstrap-lto fails on current trunk (with and without profiledbootstrap)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55644 --- Comment #5 from Matt Hargett 2013-02-06 01:23:02 UTC --- the latest failure, with current trunk: /work/mhargett/gcc-trunk-obj/./prev-gcc/xg++ -B/work/mhargett/gcc-trunk-obj/./prev-gcc/ -B/u/mhargett/x86_64-unknown-linux-gnu/bin/ -no

[Bug middle-end/56214] New: [4.8 Regression] FAIL: gcc.c-torture/execute/20050121-1.c compilation, ICE

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56214 Bug #: 56214 Summary: [4.8 Regression] FAIL: gcc.c-torture/execute/20050121-1.c compilation, ICE Classification: Unclassified Product: gcc Version: 4.8.0 St

[Bug go/56172] net FAILs on Solaris

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56172 --- Comment #3 from ian at gcc dot gnu.org 2013-02-05 23:59:28 UTC --- Author: ian Date: Tue Feb 5 23:59:24 2013 New Revision: 195774 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195774 Log: PR go/56172 runtime: Fix arg

[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/56200] queens benchmark is faster with -O0 than with any other optimization level

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56200 H.J. Lu changed: What|Removed |Added CC||areg.melikadamyan at gmail

[Bug libstdc++/42679] RTLD_DEEPBIND dlopen option for shared library that uses libstdc++ std::ostream crashes

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42679 --- Comment #22 from Michael Truog 2013-02-05 23:47:08 UTC --- I believe this bug is resolved and was just a problem with my build setup. I am unable to confirm that this is the solution, just due to changes in versions and software, but

[Bug fortran/55978] [4.8 Regression] class_optional_2.f90 -Os fails

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55978 --- Comment #15 from Tobias Burnus 2013-02-05 22:46:03 UTC --- (In reply to comment #14) > + if (fsym && fsym->attr.optional && sym && sym->attr.pointer) Shouldn't you use something like gfc_expr_attr(expr).pointer Otherwise, I

[Bug go/46986] Go is not supported on Darwin

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46986 Ian Lance Taylor changed: What|Removed |Added CC||rguenth at gcc dot gnu.org -

[Bug go/55969] libgo fails to build on darwin

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55969 Ian Lance Taylor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug target/50678] [4.7/4.8 Regression] FAIL: c52104y on x86_64-apple-darwin10

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50678 simon at pushface dot org changed: What|Removed |Added Attachment #29360|0 |1 is obsolete|

[Bug go/55969] libgo fails to build on darwin

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55969 --- Comment #5 from ian at gcc dot gnu.org 2013-02-05 22:36:31 UTC --- Author: ian Date: Tue Feb 5 22:36:20 2013 New Revision: 195768 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195768 Log: PR go/55969 * configure.

[Bug fortran/55978] [4.8 Regression] class_optional_2.f90 -Os fails

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55978 --- Comment #14 from janus at gcc dot gnu.org 2013-02-05 22:31:06 UTC --- Draft patch: Index: gcc/fortran/trans-array.c === --- gcc/fortran/trans-array.c(revision 195644)

[Bug go/55091] libgo testsuite doesn't support --target_board='unix{-mx32}'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55091 Ian Lance Taylor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug fortran/55978] [4.8 Regression] class_optional_2.f90 -Os fails

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55978 --- Comment #13 from janus at gcc dot gnu.org 2013-02-05 22:26:55 UTC --- (In reply to comment #12) > program main > implicit none > > integer, pointer :: y(:) > > y => null() > call a4t2(y) > > contains > > subroutine

[Bug go/56017] libgo testsuite does not support cross testing

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56017 Ian Lance Taylor changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug go/56017] libgo testsuite does not support cross testing

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56017 --- Comment #2 from ian at gcc dot gnu.org 2013-02-05 22:22:25 UTC --- Author: ian Date: Tue Feb 5 22:22:17 2013 New Revision: 195766 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195766 Log: PR go/56017 libgo: Use DejaG

[Bug ada/56178] [4.8 Regression] Miscompilation of Ada front-end with profiled bootstrap

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56178 --- Comment #4 from Eric Botcazou 2013-02-05 21:41:30 UTC --- ureal.adb:UR_Add is miscompiled with profile feedback and this is yet another instance of the infamous webizer bug: http://gcc.gnu.org/ml/gcc-patches/2012-10/msg01259.html bu

[Bug fortran/54107] [4.8 Regression] [F03] Memory hog with abstract interface

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54107 --- Comment #34 from Mikael Morin 2013-02-05 21:31:20 UTC --- (In reply to comment #33) > Anything missing before this PR can be closed? Unburying the patch for comment #4, testing it, committing it. :-)

[Bug fortran/55978] [4.8 Regression] class_optional_2.f90 -Os fails

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55978 --- Comment #12 from janus at gcc dot gnu.org 2013-02-05 21:25:09 UTC --- Here is a further reduced test case, based on comment 1 and 3 (which are basically identical): program main implicit none integer, pointer :: y(:) y =

[Bug fortran/54107] [4.8 Regression] [F03] Memory hog with abstract interface

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54107 --- Comment #33 from Dominique d'Humieres 2013-02-05 20:24:37 UTC --- Anything missing before this PR can be closed?

[Bug fortran/45170] [F2003] allocatable character lengths

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45170 --- Comment #42 from janus at gcc dot gnu.org 2013-02-05 20:22:25 UTC --- (In reply to comment #41) > With version 4.7.2 this bug still exists. Is there any timeline to fix it? > > [...] > > Both allocates triggers the bug. If the same

[Bug c++/56177] [4.8 Regression] ICE when used forward for 'auto f();'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56177 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unas

[Bug middle-end/56185] [4.7 Regression] ICE for Arithmetic exception with -O2 and -fgraphite

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56185 Daniel Starke changed: What|Removed |Added Known to work||4.6.3 --- Comment #3 from Danie

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 --- Comment #9 from Daniel Krügler 2013-02-05 19:09:15 UTC --- Further data about the root of the problem: It seems actually to be an access problem, the requirements for reproducing seem to be: 1) Some class B derives *privately* from a base c

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unas

[Bug target/56165] Missed optimization for 'noreturn' functions

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56165 --- Comment #18 from Alexander Kobets 2013-02-05 18:36:18 UTC --- (In reply to comment #17) Well.

[Bug target/50678] [4.7/4.8 Regression] FAIL: c52104y on x86_64-apple-darwin10

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50678 Eric Botcazou changed: What|Removed |Added Status|WAITING |NEW CC|

[Bug tree-optimization/56210] invalid -Warray-bounds warning

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56210 --- Comment #5 from jim at meyering dot net 2013-02-05 17:00:47 UTC --- Hi Jakub, Exactly. The lack of const there was a bug, and I fixed that before reporting the gcc behavior that had surprised me.

[Bug tree-optimization/56195] [4.8 Regression] Error: incorrect register `%rdi' used with `l' suffix (at -O2)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56195 --- Comment #3 from Jakub Jelinek 2013-02-05 16:40:17 UTC --- I'd say the bug is in get_reload_reg. Changing pseudo 118 in operand 0 of insn 90 on equiv 0 Changing address in insn 90 r59:DI -- no change Changing pseudo 59 in address of in

[Bug fortran/45170] [F2003] allocatable character lengths

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45170 --- Comment #41 from I M 2013-02-05 16:36:41 UTC --- With version 4.7.2 this bug still exists. Is there any timeline to fix it? The following code module thing implicit none character(len=:), allocatable :: array_of_chars(:

[Bug rtl-optimization/56181] [4.8 Regression] ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56181 --- Comment #6 from Marek Polacek 2013-02-05 16:33:45 UTC --- Hmm, maybe I should have put it this way: we don't want to duplicate a BB, which may be a preheader. Does it sound sane? Thus, something like --- a/gcc/tracer.c +++ b/gcc/t

[Bug fortran/45170] [F2003] allocatable character lengths

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45170 I M changed: What|Removed |Added CC||infinity.probability at

[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 --- Comment #7 from Tobias Grosser 2013-02-05 16:10:21 UTC --- (In reply to comment #5) > I'll take a peek. Wonderful, feel free to CC me if you have any questions!

[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 --- Comment #6 from Dominique d'Humieres 2013-02-05 16:00:21 UTC --- > I'll take a peek. Great!-)

[Bug rtl-optimization/56181] [4.8 Regression] ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56181 --- Comment #5 from Richard Biener 2013-02-05 15:58:32 UTC --- (In reply to comment #4) > Or maybe tracer shouldn't duplicate BB between headers, i.e. BB whose > successor > and predecessor is a header. Testing a patch for that... Not

[Bug tree-optimization/56205] [4.8 Regression] stdarg pass confused by jump threading

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56205 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 Aldy Hernandez changed: What|Removed |Added CC||aldyh at gcc dot gnu.org

[Bug sanitizer/55374] [asan] -static-libasan -static-libstdc++ doesn't work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55374 --- Comment #24 from Jakub Jelinek 2013-02-05 15:55:41 UTC --- Author: jakub Date: Tue Feb 5 15:55:31 2013 New Revision: 195761 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195761 Log: PR sanitizer/55374 * config/gn

[Bug tree-optimization/56205] [4.8 Regression] stdarg pass confused by jump threading

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56205 --- Comment #3 from Jakub Jelinek 2013-02-05 15:54:49 UTC --- Author: jakub Date: Tue Feb 5 15:54:39 2013 New Revision: 195760 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195760 Log: PR tree-optimization/56205 * tr

[Bug rtl-optimization/56181] [4.8 Regression] ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56181 --- Comment #4 from Marek Polacek 2013-02-05 15:53:44 UTC --- Or maybe tracer shouldn't duplicate BB between headers, i.e. BB whose successor and predecessor is a header. Testing a patch for that...

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug target/50678] [4.7/4.8 Regression] FAIL: c52104y on x86_64-apple-darwin10

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50678 --- Comment #71 from simon at pushface dot org 2013-02-05 15:33:52 UTC --- Created attachment 29360 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29360 Patch to suppress register swap on Darwin >= 12 (In reply to comment #69) > O

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 --- Comment #13 from Richard Biener 2013-02-05 15:33:51 UTC --- Author: rguenth Date: Tue Feb 5 15:33:35 2013 New Revision: 195759 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195759 Log: 2013-02-05 Richard Biener

[Bug tree-optimization/53185] [4.8 Regression] segmentation fault in vectorizable_load

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53185 --- Comment #9 from Richard Biener 2013-02-05 15:33:48 UTC --- Author: rguenth Date: Tue Feb 5 15:33:35 2013 New Revision: 195759 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195759 Log: 2013-02-05 Richard Biener P

[Bug fortran/55789] [4.6/4.7/4.8 Regression] Needless realloc with array constructor.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55789 --- Comment #8 from Jan Hubicka 2013-02-05 15:24:03 UTC --- Author: hubicka Date: Tue Feb 5 15:23:56 2013 New Revision: 195758 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195758 Log: PR tree-optimization/55789 *

[Bug tree-optimization/56213] New: strided load vectorization is unnecessarily restricted

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56213 Bug #: 56213 Summary: strided load vectorization is unnecessarily restricted Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Keywords: mi

[Bug tree-optimization/56195] [4.8 Regression] Error: incorrect register `%rdi' used with `l' suffix (at -O2)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56195 --- Comment #2 from Jakub Jelinek 2013-02-05 13:56:56 UTC --- Seems this is heavily related to the uninitialized uses, in (insn 90 87 91 22 (set (reg:CCGC 17 flags) (compare:CCGC (reg:SI 118 [ D.1797 ]) (mem:SI (reg/v/

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 Richard Biener changed: What|Removed |Added Attachment #29356|0 |1 is obsolete|

[Bug target/56184] [4.8 Regression] Internal compiler error in push_reload during bootstrap stage 2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56184 Ulrich Weigand changed: What|Removed |Added CC||uweigand at gcc dot gnu.org --

[Bug libgomp/56073] SPEComp2012 376.kdtree fails to complete

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56073 Alan Modra changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug libgomp/56073] SPEComp2012 376.kdtree fails to complete

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56073 --- Comment #3 from Alan Modra 2013-02-05 13:40:39 UTC --- Author: amodra Date: Tue Feb 5 13:40:25 2013 New Revision: 195756 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195756 Log: PR libgomp/51376 PR libgomp/56073

[Bug libgomp/51376] libgomp taskwait failure

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51376 --- Comment #6 from Alan Modra 2013-02-05 13:40:35 UTC --- Author: amodra Date: Tue Feb 5 13:40:25 2013 New Revision: 195756 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195756 Log: PR libgomp/51376 PR libgomp/56073

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 --- Comment #11 from Dominique d'Humieres 2013-02-05 13:35:51 UTC --- After an incremental update of r195753 with the patch in comment #10, compiling rnflow.f90 with '-O3 -ffast-math -funroll-loops' gives an executable which segfault.

[Bug target/56184] [4.8 Regression] Internal compiler error in push_reload during bootstrap stage 2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56184 --- Comment #3 from mgretton at gcc dot gnu.org 2013-02-05 13:12:18 UTC --- Created attachment 29358 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29358 RTL dump from reload phase

[Bug target/56184] [4.8 Regression] Internal compiler error in push_reload during bootstrap stage 2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56184 --- Comment #2 from mgretton at gcc dot gnu.org 2013-02-05 13:11:33 UTC --- Created attachment 29357 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29357 RTL dump from IRA phase

[Bug target/56184] [4.8 Regression] Internal compiler error in push_reload during bootstrap stage 2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56184 mgretton at gcc dot gnu.org changed: What|Removed |Added CC||mgretton at gcc dot g

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 Richard Biener changed: What|Removed |Added Attachment #29355|0 |1 is obsolete|

[Bug target/56165] Missed optimization for 'noreturn' functions

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56165 --- Comment #17 from Jakub Jelinek 2013-02-05 13:01:25 UTC --- Ah, since PR53383 you can actually use -mno-sse -mpreferred-stack-boundary=3 on x86_64, but only with -mno-sse. Of course it is an ABI incompatible change, so you need to rebu

[Bug tree-optimization/55107] [4.7 Regression] GCC in an infinite loop in PRE

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55107 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/55107] [4.7 Regression] GCC in an infinite loop in PRE

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55107 --- Comment #6 from Richard Biener 2013-02-05 12:56:56 UTC --- Author: rguenth Date: Tue Feb 5 12:56:51 2013 New Revision: 195755 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195755 Log: 2013-02-05 Richard Biener B

[Bug tree-optimization/54767] [4.7 Regression] Incorrect code generated with "-O2 -fcheck=bounds"

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54767 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/54767] [4.7 Regression] Incorrect code generated with "-O2 -fcheck=bounds"

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54767 --- Comment #13 from Richard Biener 2013-02-05 12:54:17 UTC --- Author: rguenth Date: Tue Feb 5 12:54:12 2013 New Revision: 195754 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195754 Log: 2013-02-05 Richard Biener

[Bug target/25967] Add attribute naked for x86

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25967 --- Comment #10 from Alexander Kobets 2013-02-05 12:51:00 UTC --- (In reply to comment #1) > A quick question here. Why not use a .s file instead? Quick answer. CC optimizes code better, especialy for instruction sheduling.

[Bug middle-end/56212] New: Does not fold unsigned (b - a) + a

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56212 Bug #: 56212 Summary: Does not fold unsigned (b - a) + a Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Keywords: missed-optimization

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #15 from Kostya Serebryany 2013-02-05 12:22:56 UTC --- Well, I of course can change the SPEC code 464.h264ref, 1271.00,1879.00,1.47 As for Dodji's patch: can someone attach it here? Let me benc

[Bug rtl-optimization/56181] [4.8 Regression] ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56181 --- Comment #3 from Marek Polacek 2013-02-05 12:22:28 UTC --- Hopefully it'll be somewhat clearer with a picture: http://people.redhat.com/mpolacek/src/pr56181.png the BB 4 is the one that is first marked as residing in loop 2 (because it

[Bug rtl-optimization/56181] [4.8 Regression] ICE in verify_loop_structure, at cfgloop.c:1581 with -ftracer

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56181 --- Comment #2 from Marek Polacek 2013-02-05 12:16:08 UTC --- So, what happens here is that tracer performs tail-duplication. That is per se of course fine, but when we're re-scanning bodies in fix_loop_structure, we correctly mark BBs in

[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|mat

[Bug target/56211] gnulib yesno compiled incorrectly with -02 on x86_64

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56211 Allan McRae changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #14 from Jakub Jelinek 2013-02-05 11:26:05 UTC --- (In reply to comment #11) > bug in SPEC, it would be much better to just report it to SPEC and hope they > fix it up. Though given http://www.spec.org/cpu2006/Docs/faq.html#Ru

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 --- Comment #7 from Paolo Carlini 2013-02-05 11:25:46 UTC --- Narrowed to r190095 - r190842 so far.

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #13 from Jakub Jelinek 2013-02-05 11:24:23 UTC --- Please, let's not make this PR into a general gcc vs. clang compile time comparison (see e.g. Vlad Makarov's mails on this topic, if you care more about compile time than runti

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #12 from Markus Trippelsdorf 2013-02-05 11:17:42 UTC --- (In reply to comment #9) > > And, for compile time, you want to be testing with --enable-checking=release > Thanks! > With --enable-checking=release gcc's compile time

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #11 from Jakub Jelinek 2013-02-05 10:54:46 UTC --- I really don't like the blacklist hack, such changes belong to the source, not outside of it. If you want to disable instrumentation of SATD, I think modification of the sourc

[Bug tree-optimization/56205] [4.8 Regression] stdarg pass confused by jump threading

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56205 --- Comment #2 from Jakub Jelinek 2013-02-05 10:42:34 UTC --- Created attachment 29354 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29354 gcc48-pr56205.patch Untested fix.

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #10 from Kostya Serebryany 2013-02-05 10:41:20 UTC --- (In reply to comment #8) > "464.h264ref with gcc loops forever, I did not investigate why." > is PR53073 , you can use -fno-aggressive-loop-optimizations to workaround the

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #9 from Kostya Serebryany 2013-02-05 10:30:16 UTC --- > And, for compile time, you want to be testing with --enable-checking=release Thanks! With --enable-checking=release gcc's compile time drops to 374 seconds. That's much

[Bug tree-optimization/56210] invalid -Warray-bounds warning

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56210 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Co

[Bug debug/53363] g++.dg/debug/dwarf2/thunk1.C FAILs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53363 Rainer Orth changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug debug/53363] g++.dg/debug/dwarf2/thunk1.C FAILs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53363 --- Comment #5 from Rainer Orth 2013-02-05 10:24:28 UTC --- Created attachment 29353 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29353 proposed patch I've now looked a bit closer and came up with the attached patch: it restricts

[Bug tree-optimization/56210] invalid -Warray-bounds warning

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56210 --- Comment #3 from Richard Biener 2013-02-05 10:04:53 UTC --- I have a fix for the points-to analysis, but the IPA reference bug is hard to fix as puts may recurse back into the current unit and it may use/clobber all global vars (of whic

[Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309 --- Comment #8 from Jakub Jelinek 2013-02-05 09:56:17 UTC --- "464.h264ref with gcc loops forever, I did not investigate why." is PR53073 , you can use -fno-aggressive-loop-optimizations to workaround the invalid code in SPEC. As for runt

[Bug c++/56208] [4.8 Regression] Some classic sfinae cases fail to work

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56208 --- Comment #6 from Paolo Carlini 2013-02-05 09:50:11 UTC --- Thanks Daniel. Next, we have to figure out which commit broke such lookups. I can work on that today (if nobody beats me)

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