[Bug tree-optimization/59124] [4.8/4.9/5 Regression] Wrong warnings "array subscript is above array bounds"

2015-02-17 Thread solar-gcc at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59124 --- Comment #9 from Alexander Peslyak --- (In reply to Alexander Peslyak from comment #8) > $ gcc -S -Wall -O2 -funroll-loops testcase.c > testcase.c: In function 'DES_std_set_key': > testcase.c:14:17: warning: array subscript is above array bou

[Bug fortran/64432] [5 Regression] SYSTEM_CLOCK(COUNT_RATE=rate) wrong result for integer(4)::rate

2015-02-17 Thread jvdelisle at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64432 --- Comment #21 from Jerry DeLisle --- Created attachment 34798 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34798&action=edit Full Patch This patch attempts to do it all. I have not tested the mingw/cygwin side of it. Any testing/comme

[Bug tree-optimization/51017] GCC 4.6 performance regression (vs. 4.4/4.5), PRE increases register pressure

2015-02-17 Thread solar-gcc at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 --- Comment #19 from Alexander Peslyak --- (In reply to Alexander Peslyak from comment #17) > Should we create a new bug for the unnecessary and non-optional use of > unaligned load instructions for source code like this, or is this considered >

[Bug middle-end/62247] [5 Regression] FAIL: g++.dg/abi/anon3.C -std=c++98 scan-assembler .weak(_definition)

2015-02-17 Thread dave.anglin at bell dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62247 --- Comment #9 from dave.anglin at bell dot net --- On 2015-02-17, at 5:16 PM, law at redhat dot com wrote: > HPPA isn't a primary architecture, adjusting priority Why? P1 was set by Richard, a release maintainer, and the regression was introdu

[Bug tree-optimization/59124] [4.8/4.9/5 Regression] Wrong warnings "array subscript is above array bounds"

2015-02-17 Thread solar-gcc at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59124 Alexander Peslyak changed: What|Removed |Added CC||solar-gcc at openwall dot com --- Co

[Bug tree-optimization/51017] GCC 4.6 performance regression (vs. 4.4/4.5), PRE increases register pressure

2015-02-17 Thread solar-gcc at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 --- Comment #18 from Alexander Peslyak --- (In reply to Richard Biener from comment #11) > Note that we have to use movups because DES_bs_all is not aligned as seen > from DES_bs_b.c (it's defined in DES_bs.c and only there annotated with > CC_CA

[Bug tree-optimization/51017] GCC 4.6 performance regression (vs. 4.4/4.5), PRE increases register pressure

2015-02-17 Thread solar-gcc at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 --- Comment #17 from Alexander Peslyak --- (In reply to Richard Biener from comment #16) > I'm completely confused now as to what the original regression was reported > against. I'm sorry, I should have re-read my original description of the reg

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hubicka at ucw dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #30 from Jan Hubicka --- > > I uploaded a patch to check all aliases for parameter alignments. It > fixes eon on x32. Thanks for looking into this. The bug is however a bit earlier. The propagation stage should never put anything

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #29 from H.J. Lu --- Created attachment 34797 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34797&action=edit A reorg patch This patch should be a no-op. But it changes parameter alignments for _ZmlRK10ggSpectrumS1_. It look

[Bug c/65096] Illegal memory access beyond packed struct ARCH: ppc64

2015-02-17 Thread cyrilbur at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65096 --- Comment #1 from Cyril Bur --- Created attachment 34796 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34796&action=edit Preprocessed version of the simple test case

[Bug c/65096] New: Illegal memory access beyond packed struct ARCH: ppc64

2015-02-17 Thread cyrilbur at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65096 Bug ID: 65096 Summary: Illegal memory access beyond packed struct ARCH: ppc64 Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #28 from H.J. Lu --- (In reply to H.J. Lu from comment #26) > (In reply to H.J. Lu from comment #24) > > (In reply to H.J. Lu from comment #18) > > > There are > > > > > > ;; Function operator* (_ZmlRK10ggSpectrumS1_, funcdef_no=48,

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #27 from H.J. Lu --- Created attachment 34794 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34794&action=edit A patch We should check all aliases for parameter alignments.

[Bug middle-end/62247] [5 Regression] FAIL: g++.dg/abi/anon3.C -std=c++98 scan-assembler .weak(_definition)

2015-02-17 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62247 Jeffrey A. Law changed: What|Removed |Added Priority|P1 |P4 CC|

[Bug target/59375] internal compiler error: in expand_shift_1, at expmed.c:2245

2015-02-17 Thread olegendo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59375 Oleg Endo changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/59375] internal compiler error: in expand_shift_1, at expmed.c:2245

2015-02-17 Thread glaubitz at physik dot fu-berlin.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59375 --- Comment #9 from John Paul Adrian Glaubitz --- (In reply to Oleg Endo from comment #8) > Adrian, maybe you can provide some comments regarding this issue? Well, yes. gcc-4.8 builds fine on native sh4 these days so it appears to have been fixe

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #26 from H.J. Lu --- (In reply to H.J. Lu from comment #24) > (In reply to H.J. Lu from comment #18) > > There are > > > > ;; Function operator* (_ZmlRK10ggSpectrumS1_, funcdef_no=48, decl_uid=4292, > > cgraph_uid=5, symbol_order=465

[Bug target/59375] internal compiler error: in expand_shift_1, at expmed.c:2245

2015-02-17 Thread olegendo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59375 Oleg Endo changed: What|Removed |Added CC||glaubitz at physik dot fu-berlin.d

[Bug target/64793] [SH] missed delay slot

2015-02-17 Thread olegendo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64793 Oleg Endo changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/64793] [SH] missed delay slot

2015-02-17 Thread olegendo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64793 --- Comment #5 from Oleg Endo --- Author: olegendo Date: Tue Feb 17 21:08:24 2015 New Revision: 220772 URL: https://gcc.gnu.org/viewcvs?rev=220772&root=gcc&view=rev Log: gcc/ PR target/64793 * config/sh/sh.md (cbranch define_delay): Set

[Bug lto/65012] [5 Regression] systemd fails to build at least on ppc64el, powerpc, arm-inux-gnueabihf and aarch64 with -flto (ICE)

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65012 Jakub Jelinek changed: What|Removed |Added Status|WAITING |NEW CC|

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #25 from H.J. Lu --- IPA dump uses node->name () instead of node->asm_name (). node->name () is kind of useless here.

[Bug fortran/64506] FORMAT Parse Error with Continuation Line

2015-02-17 Thread jvdelisle at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64506 --- Comment #5 from Jerry DeLisle --- Fixed on trunk, any other cases identified, please let me know. I will hold this open for a while just in case.

[Bug tree-optimization/62630] [5 regression] gcc.dg/graphite/vect-pr43423.c FAILs

2015-02-17 Thread mircea.namolaru at inria dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62630 Mircea Namolaru changed: What|Removed |Added CC||mircea.namolaru at inria dot fr --- Co

[Bug tree-optimization/62217] [4.9/5 Regression] DOM confuses complete unrolling which in turn causes VRP to warn

2015-02-17 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 --- Comment #14 from Jeffrey A. Law --- WRT the patch in c#12, it looks reasonable for the same reasons as we avoid propagating in 23821. I can confirm that it prevents the unwanted cprop into array reference. By DOM2 we have the following arr

[Bug rtl-optimization/64033] [5 Regression] ICE: in expand_expr_addr_expr_1, at expr.c:7741

2015-02-17 Thread danglin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64033 John David Anglin changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug other/65095] New: Adapt OpenMP diagnostic messages for OpenACC

2015-02-17 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65095 Bug ID: 65095 Summary: Adapt OpenMP diagnostic messages for OpenACC Product: gcc Version: 5.0 Status: UNCONFIRMED Keywords: openacc Severity: minor Priority: P3

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #24 from H.J. Lu --- (In reply to H.J. Lu from comment #18) > There are > > ;; Function operator* (_ZmlRK10ggSpectrumS1_, funcdef_no=48, decl_uid=4292, > cgraph_uid=5, symbol_order=46520) > > Modification phase of node operator*/465

[Bug target/62251] [5 Regression] FAIL: gfortran.dg/quad_2.f90 execution test

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62251 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/65094] New: An initializer_list cannot be copied with brace syntax

2015-02-17 Thread ville.voutilainen at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65094 Bug ID: 65094 Summary: An initializer_list cannot be copied with brace syntax Product: gcc Version: 5.0 Status: UNCONFIRMED Keywords: rejects-valid Severity: normal

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #23 from H.J. Lu --- (In reply to Jan Hubicka from comment #20) > The -fipa-cp-alignment patch looks like a resonable idea. These days you > want to check opt_for_fn (decl, flag_ipa_cp_alignment). Ok with that change > and documentat

[Bug target/61949] [5 regression] SEGV compiling gcc.dg/pch/import-[12].c

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61949 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #7

[Bug rtl-optimization/64033] [5 Regression] ICE: in expand_expr_addr_expr_1, at expr.c:7741

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64033 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #22 from H.J. Lu --- Created attachment 34793 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34793&action=edit Dumps from -fdump-ipa-cp-details

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #21 from H.J. Lu --- (In reply to Martin Jambor from comment #19) > HJ, how do I configure build an x32 gcc? I have working x32 debian > chroot environment but building gcc fails with: I suggest you use Ubuntu 14.04 or newer. > che

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hubicka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #20 from Jan Hubicka --- H.J. Can you, please attach the full .cp dump file and release_ssa dump of the corresponding functions? The -fipa-cp-alignment patch looks like a resonable idea. These days you want to check opt_for_fn (decl,

[Bug middle-end/65093] New: [5 Regression] 26_numerics/random/binomial_distribution/operators/values.cc times out

2015-02-17 Thread hp at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65093 Bug ID: 65093 Summary: [5 Regression] 26_numerics/random/binomial_distribution/operators/val ues.cc times out Product: gcc Version: 5.0 Status: UNCONF

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #19 from Martin Jambor --- HJ, how do I configure build an x32 gcc? I have working x32 debian chroot environment but building gcc fails with: checking for int64_t underlying type... long long configure: error: error verifying int64_

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #18 from H.J. Lu --- There are ;; Function operator* (_ZmlRK10ggSpectrumS1_, funcdef_no=48, decl_uid=4292, cgraph_uid=5, symbol_order=46520) Modification phase of node operator*/46520 Adjusting alignment of param 1 to 16, misalign

[Bug libstdc++/65092] New: Container adaptors missing allocator-extended constructors

2015-02-17 Thread rs2740 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65092 Bug ID: 65092 Summary: Container adaptors missing allocator-extended constructors Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Prior

[Bug target/63501] ICE in GCC powerpc64le top of trunk with -mupper-regs-df

2015-02-17 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63501 Peter Bergner changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/65090] GCC produces instruction with bad alignment on SPARC when using -O

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65090 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug tree-optimization/65084] Lack of type narrowing/widening inhibits good vectorization

2015-02-17 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65084 --- Comment #4 from Jeffrey A. Law --- It's related. There's enough of these BZs, that it might make sense to create a meta-but to track all of them. I'm particularly interested in the narrowing case as replacement of shorten_binary_op/shorten_

[Bug middle-end/65074] [5 Regression] r220674 broke C++ PIEs

2015-02-17 Thread hubicka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65074 Jan Hubicka changed: What|Removed |Added CC||hubicka at gcc dot gnu.org --- Comment #5

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 H.J. Lu changed: What|Removed |Added Attachment #34791|0 |1 is obsolete|

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #16 from H.J. Lu --- Created attachment 34791 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34791&action=edit A patch to add -fipa-cp-alignment

[Bug bootstrap/53348] Conflicting fast-integer types on AIX: vs. gcc/config/rs6000/aix-stdint.h

2015-02-17 Thread skunk at iskunk dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53348 --- Comment #14 from Daniel Richard G. --- (In reply to David Edelsohn from comment #13) > The GCC build process has requirements, including SVR4/POSIX awk. GCC works > on a wide variety of systems, but needs to have a base set of requirements >

[Bug ipa/65028] [5 Regression] 450.soplex in SPEC CPU 2006 is miscompiled

2015-02-17 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028 --- Comment #15 from H.J. Lu --- (In reply to Jan Hubicka from comment #14) > Thanks for looking into that! > > > > Why do we think rPrimary is 16-byte aligned when it is only 8-byte aligned? > > ipa-cp newly does alignment propagation. You ma

[Bug middle-end/65090] GCC produces instruction with bad alignment on SPARC when using -O

2015-02-17 Thread mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65090 --- Comment #1 from Mikael Pettersson --- I can reproduce the wrong-code with g++ 4.7.4 on sparc64-linux, but g++ 4.8.4 and 5 (current trunk) work.

[Bug tree-optimization/62217] [4.9/5 Regression] DOM confuses complete unrolling which in turn causes VRP to warn

2015-02-17 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 --- Comment #13 from Jeffrey A. Law --- On 02/17/15 02:44, rguenther at suse dot de wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 > > --- Comment #10 from rguenther at suse dot de --- > On Mon, 16 Feb 2015, law at redhat dot com wr

[Bug tree-optimization/65084] Lack of type narrowing/widening inhibits good vectorization

2015-02-17 Thread howarth at bromo dot med.uc.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65084 howarth at bromo dot med.uc.edu changed: What|Removed |Added CC||howarth at bromo dot med

[Bug c++/65091] New: decltype(~arg) fails for template functions

2015-02-17 Thread ptomulik at meil dot pw.edu.pl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65091 Bug ID: 65091 Summary: decltype(~arg) fails for template functions Product: gcc Version: 4.9.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug middle-end/65090] New: GCC produces instruction with bad alignment on SPARC when using -O

2015-02-17 Thread dirk.bo...@inform-ac.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65090 Bug ID: 65090 Summary: GCC produces instruction with bad alignment on SPARC when using -O Product: gcc Version: 4.7.4 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/62217] [4.9/5 Regression] DOM confuses complete unrolling which in turn causes VRP to warn

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 --- Comment #12 from Richard Biener --- Index: gcc/tree-ssa-dom.c === --- gcc/tree-ssa-dom.c (revision 220755) +++ gcc/tree-ssa-dom.c (working copy) @@ -2291,11 +2291,16 @@ cprop_o

[Bug bootstrap/53348] Conflicting fast-integer types on AIX: vs. gcc/config/rs6000/aix-stdint.h

2015-02-17 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53348 --- Comment #13 from David Edelsohn --- The GCC build process has requirements, including SVR4/POSIX awk. GCC works on a wide variety of systems, but needs to have a base set of requirements and limit accommodation to prevent things from getting

[Bug bootstrap/48009] Bootstrap failure: c++locale.cc: invalid conversion from 'const char*' to 'char*'

2015-02-17 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48009 --- Comment #17 from David Edelsohn --- Sorry, I am trying to separate out the patches. It should have been stdlib.h not inttypes.h. I corrected the commit.

[Bug tree-optimization/62217] [4.9/5 Regression] DOM confuses complete unrolling which in turn causes VRP to warn

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 Richard Biener changed: What|Removed |Added Keywords|diagnostic | --- Comment #11 from Richard Biener -

[Bug go/64999] s390x libgo test failure in TestMemoryProfiler

2015-02-17 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64999 --- Comment #19 from Ian Lance Taylor --- I see a call to runtime.Callers in Profile.Add in libgo/go/runtime/pprof/pprof.go. If the PC values in question do not come from there, where do they come from?

[Bug libstdc++/65085] [5 Regression] Move-assigned empty string corrupt with -D_GLIBCXX_USE_CXX11_ABI=1

2015-02-17 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65085 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Tue Feb 17 12:44:26 2015 New Revision: 220758 URL: https://gcc.gnu.org/viewcvs?rev=220758&root=gcc&view=rev Log: PR libstdc++/65085 * include/bits/basic_string.h (basic_string(ba

[Bug libstdc++/65085] [5 Regression] Move-assigned empty string corrupt with -D_GLIBCXX_USE_CXX11_ABI=1

2015-02-17 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65085 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/65083] Can not indirectly call some C11 atomic library functions

2015-02-17 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65083 --- Comment #1 from joseph at codesourcery dot com --- Presumably libatomic should get trivial wrappers for the macros, and stdatomic.h should add corresponding function declarations.

[Bug go/64999] s390x libgo test failure in TestMemoryProfiler

2015-02-17 Thread vogt at linux dot vnet.ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64999 --- Comment #18 from Dominik Vogt --- Created attachment 34788 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34788&action=edit Different fix How about this patch to the callback() function in go-callers.c to modify the incoming pc. The a

[Bug tree-optimization/65063] [4.8/4.9/5 Regression] gcc.dg/vect/vect-double-reduc-6.c FAILs with -O3 -fno-tree-loop-ivcanon -fno-tree-vectorize

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65063 --- Comment #3 from Richard Biener --- The tail loop ends up with completely off initial conditions because its values are computed before pcom transform which ends up releasing the SSA names used therein. Then unrolling assigns some random new

[Bug target/64387] ICE: in extract_insn, at recog.c:2327 (unrecognizable insn) with -ffloat-store -mavx512er

2015-02-17 Thread tocarip at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64387 --- Comment #5 from tocarip at gcc dot gnu.org --- Author: tocarip Date: Tue Feb 17 11:41:55 2015 New Revision: 220756 URL: https://gcc.gnu.org/viewcvs?rev=220756&root=gcc&view=rev Log: Backported from mainline 2015-01-14 Ilya Tocar PR target

[Bug target/65064] [5 regression] FAIL: gcc.dg/torture/pr60115.c -O1 (test for excess errors)

2015-02-17 Thread sch...@linux-m68k.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65064 --- Comment #14 from Andreas Schwab --- I've accidentally tested with both patches applied, will try again with only the first one.

[Bug go/64999] s390x libgo test failure in TestMemoryProfiler

2015-02-17 Thread vogt at linux dot vnet.ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64999 --- Comment #17 from Dominik Vogt --- runtime.Callers is not called in this test case, so changing it won't help.

[Bug target/55701] Inline some instances of memset for ARM

2015-02-17 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55701 Richard Earnshaw changed: What|Removed |Added Target Milestone|--- |5.0

[Bug ipa/65076] [5 Regression] 16% tramp3d-v4.cpp compile time regression

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65076 --- Comment #6 from Richard Biener --- I wonder where the main _int_malloc load comes from.

[Bug tree-optimization/62630] [5 regression] gcc.dg/graphite/vect-pr43423.c FAILs

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62630 --- Comment #6 from Richard Biener --- I think we have to XFAIL the testcase - the graphite folks seem to be gone again.

[Bug target/64452] [4.8/4.9/5.0 Regression] ICE in avr-gcc when passing struct member to varargs function

2015-02-17 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64452 Georg-Johann Lay changed: What|Removed |Added Keywords|ra | Priority|P3

[Bug tree-optimization/65084] Lack of type narrowing/widening inhibits good vectorization

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65084 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug sanitizer/65081] -fsanitize=object-size fails with simple pointer arithm

2015-02-17 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65081 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug other/64452] [4.8/4.9/5.0 Regression] ICE in avr-gcc when passing struct member to varargs function

2015-02-17 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64452 --- Comment #1 from Georg-Johann Lay --- Created attachment 34787 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34787&action=edit Tentative patch for 5.0

[Bug sanitizer/65081] -fsanitize=object-size fails with simple pointer arithm

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65081 Jakub Jelinek changed: What|Removed |Added Target Milestone|6.0 |5.0 --- Comment #3 from Jakub Jelinek -

[Bug target/64387] ICE: in extract_insn, at recog.c:2327 (unrecognizable insn) with -ffloat-store -mavx512er

2015-02-17 Thread tocarip at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64387 --- Comment #4 from tocarip at gcc dot gnu.org --- Author: tocarip Date: Tue Feb 17 10:35:12 2015 New Revision: 220755 URL: https://gcc.gnu.org/viewcvs?rev=220755&root=gcc&view=rev Log: Backported from mainline 2015-01-14 Ilya Tocar PR target

[Bug tree-optimization/64823] [5 Regression] false "may be used uninitialized", missed jump threading

2015-02-17 Thread alserkli at inbox dot ru
Alexander Klimov --- GDB can now be build with GCC 5.0.0 20150217 even if the GDB patch is undone: --- a/gdb/symfile.c +++ b/gdb/symfile.c @@ -3441,7 +3441,7 @@ static void unmap_overlay_command (char *args, int from_tty) { struct objfile *objfile; - struct obj_section *sec = NULL; + struct

[Bug ipa/65087] [5 Regression] r220742 causes: ICE: in ipcp_verify_propagated_values, at ipa-cp.c:1057

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug fortran/65089] New: FAIL: gfortran.dg/io_real_boz(2|_[45]).f90 when tested with -fsanitize=address

2015-02-17 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65089 Bug ID: 65089 Summary: FAIL: gfortran.dg/io_real_boz(2|_[45]).f90 when tested with -fsanitize=address Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: no

[Bug libstdc++/65085] Move-assigned empty string corrupt with -D_GLIBCXX_USE_CXX11_ABI=1

2015-02-17 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65085 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/65077] [4.9 Regression] memcpy generates incorrect code with floating point numbers and -O1

2015-02-17 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65077 --- Comment #16 from rguenther at suse dot de --- On Mon, 16 Feb 2015, anders.blomdell at control dot lth.se wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65077 > > --- Comment #15 from anders.blomdell at control dot lth.se --- > (In re

[Bug sanitizer/65081] -fsanitize=object-size fails with simple pointer arithm

2015-02-17 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65081 Marek Polacek changed: What|Removed |Added Target Milestone|--- |6.0 --- Comment #2 from Marek Polacek -

[Bug tree-optimization/62217] [4.9/5 Regression] DOM confuses complete unrolling which in turn causes VRP to warn

2015-02-17 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 --- Comment #10 from rguenther at suse dot de --- On Mon, 16 Feb 2015, law at redhat dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62217 > > --- Comment #9 from Jeffrey A. Law --- Yes, any > particular choice has the potential

[Bug fortran/59198] [4.8/4.9/5 Regression] ICE on cyclically dependent polymorphic types

2015-02-17 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59198 --- Comment #19 from Dominique d'Humieres --- The test in comment 0 compiles with revision r172608 (2011-04-17), but r173450 (2011-05-05) gives the ICE.

[Bug sanitizer/65081] -fsanitize=object-size fails with simple pointer arithm

2015-02-17 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65081 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org --- Comment

[Bug tree-optimization/51017] GCC 4.6 performance regression (vs. 4.4/4.5), PRE increases register pressure

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 --- Comment #16 from Richard Biener --- (In reply to Alexander Peslyak from comment #14) > For completeness, here are the results for 4.7.x, 4.8.x, and 4.9.0: > > 4.7.0o - 2142K c/s, 29692 bytes, 1267 movaps, 465 movups > 4.7.0h - 2823K c/s, 296

[Bug tree-optimization/51017] GCC 4.6 performance regression (vs. 4.4/4.5), PRE increases register pressure

2015-02-17 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51017 --- Comment #15 from Richard Biener --- (In reply to Alexander Peslyak from comment #12) > (In reply to Richard Biener from comment #11) > > I wonder if you could share the exact CPU type you are using? > > This is on (dual) Xeon E5420 (using on

[Bug debug/64935] [5 Regression] compare debug failure during building of Linux kernel

2015-02-17 Thread mkuvyrkov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64935 --- Comment #15 from Maxim Kuvyrkov --- Working right now. I'm trying a second approach to fixing this problem more cleanly.

[Bug debug/64935] [5 Regression] compare debug failure during building of Linux kernel

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64935 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #14

[Bug c/65088] New: Does GCC has load/store widening phase?

2015-02-17 Thread m.zakirov at samsung dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65088 Bug ID: 65088 Summary: Does GCC has load/store widening phase? Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug ipa/65087] [5 Regression] r220742 causes: ICE: in ipcp_verify_propagated_values, at ipa-cp.c:1057

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/65087] [5 Regression] r220742 causes: ICE: in ipcp_verify_propagated_values, at ipa-cp.c:1057

2015-02-17 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 --- Comment #2 from Markus Trippelsdorf --- Honza's suggested change works fine.

[Bug target/65064] [5 regression] FAIL: gcc.dg/torture/pr60115.c -O1 (test for excess errors)

2015-02-17 Thread sch...@linux-m68k.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65064 --- Comment #13 from Andreas Schwab --- This has the same problem.

[Bug tree-optimization/65084] Lack of type narrowing/widening inhibits good vectorization

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65084 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug ipa/65087] [5 Regression] r220742 causes: ICE: in ipcp_verify_propagated_values, at ipa-cp.c:1057

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 Jakub Jelinek changed: What|Removed |Added CC||jamborm at gcc dot gnu.org Target Mile

[Bug ipa/65087] [5 Regression] r220742 causes: ICE: in ipcp_verify_propagated_values, at ipa-cp.c:1057

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 --- Comment #1 from Jakub Jelinek --- Created attachment 34786 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34786&action=edit V491 Can you please try the change suggested by Honza, i.e. only copy over section if it was user provided (if

[Bug c++/65075] [5 Regression] constexpr regression

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65075 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/65075] [5 Regression] constexpr regression

2015-02-17 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65075 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Tue Feb 17 08:25:30 2015 New Revision: 220748 URL: https://gcc.gnu.org/viewcvs?rev=220748&root=gcc&view=rev Log: PR c++/65075 * constexpr.c (check_constexpr_bind_expr_vars): Allow

[Bug ipa/65087] New: [5 Regression] r220742 causes: ICE:

2015-02-17 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65087 Bug ID: 65087 Summary: [5 Regression] r220742 causes: ICE: Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ipa A