[Bug libstdc++/83709] Inserting duplicates into an unordered associative containers causes the container to invalidate iterators

2018-01-10 Thread fdumont at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83709 François Dumont changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/83784] New: Missed optimization with bitfield

2018-01-10 Thread daniel.santos at pobox dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83784 Bug ID: 83784 Summary: Missed optimization with bitfield Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal Priority:

[Bug tree-optimization/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Component|target

[Bug target/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #8 from Martin Sebor --- Author: msebor Date: Thu Jan 11 05:13:57 2018 New Revision: 256477 URL: https://gcc.gnu.org/viewcvs?rev=256477&root=gcc&view=rev Log: PR tree-optimization/83781 - Bootstrap failed on x86 with --with-arch=core

[Bug middle-end/83653] [6/7/8 Regression] GCC fails to remove a can't-happen call on ia64

2018-01-10 Thread matthew at wil dot cx
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83653 --- Comment #5 from Matthew Wilcox --- Hi Aldy! Thanks for looking into this. Yes, I agree, there's no way that GCC can know this is a constant, but that *should* have been taken care of. Please pardon me copying and pasting from the original

[Bug tree-optimization/81703] memcpy folding defeats strlen optimization

2018-01-10 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81703 prathamesh3492 at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Reso

[Bug tree-optimization/81703] memcpy folding defeats strlen optimization

2018-01-10 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81703 --- Comment #2 from prathamesh3492 at gcc dot gnu.org --- Author: prathamesh3492 Date: Thu Jan 11 04:37:48 2018 New Revision: 256475 URL: https://gcc.gnu.org/viewcvs?rev=256475&root=gcc&view=rev Log: 2018-01-11 Martin Sebor Pratham

[Bug tree-optimization/83501] [8 Regression] strlen(a) not folded after strcpy(a, "...")

2018-01-10 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 --- Comment #8 from prathamesh3492 at gcc dot gnu.org --- Author: prathamesh3492 Date: Thu Jan 11 04:37:48 2018 New Revision: 256475 URL: https://gcc.gnu.org/viewcvs?rev=256475&root=gcc&view=rev Log: 2018-01-11 Martin Sebor Pratham

[Bug target/83768] ARM: wrong optimization

2018-01-10 Thread sorganov at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83768 --- Comment #2 from Sergey Organov --- 4.8.3 doesn't have the issue, and I don't have fast access to any 4.9. So presumably it has been fixed between 5.4.0 and 5.4.1... It'd still be nice to know if there is some optimization switch in 5.4.0 to

[Bug target/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #7 from Martin Sebor --- Created attachment 43094 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43094&action=edit Preliminary patch. I'm testing the attached patch.

[Bug target/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 Martin Sebor changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug target/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #5 from H.J. Lu --- On i686, it failed with --prefix=/usr/8.0.0 --enable-clocale=gnu --with-system-zlib --enable-shared --with-demangler-in-ld --enable-libmpx i686-linux --with-fpmath=sse

[Bug middle-end/83653] [6/7/8 Regression] GCC fails to remove a can't-happen call on ia64

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83653 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/83781] [8 Regression] Bootstrap failed on x86 with --with-arch=corei7 --with-cpu=corei7

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #4 from Martin Sebor --- The gcc/hsa-dump.c warning doesn't seem to correspond to the latest sources. hsa_seg_name() returns one of a number of short strings, the longest being "UNKNOWN_SEGMENT" but the warning says the %s argument c

[Bug target/83781] [8 Regression] Bootstrap failed on x86

2018-01-10 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/83781] [8 Regression] Bootstrap failed on x86

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #2 from Martin Sebor --- Created attachment 43093 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43093&action=edit x86_64-linux tests summary. My x864_64 bootstrap and regression test run of the patch succeeded with the attache

[Bug c/83782] New: Inconsistent address for hidden ifunc in a shared library

2018-01-10 Thread rafael.espindola at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83782 Bug ID: 83782 Summary: Inconsistent address for hidden ifunc in a shared library Product: gcc Version: 7.2.1 Status: UNCONFIRMED Severity: normal Prio

[Bug c++/83778] [8 regression] g++.dg/ext/altivec-cell-2.C fails starting with r256448

2018-01-10 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83778 --- Comment #2 from David Malcolm --- Presumably we should simply strip the location from arg, though there are some places with: /* Call get_element_number to validate arg1 if it is a constant. */ if (TREE_CODE (arg1) == INTEGER_CST) (

[Bug c++/83778] [8 regression] g++.dg/ext/altivec-cell-2.C fails starting with r256448

2018-01-10 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83778 --- Comment #1 from David Malcolm --- It does look like an issue with r256448, but I haven't been able to reproduce it here yet. There are 3 in-tree copies of get_element_number, in 3 backends; each has 2 users per backend; they all look like:

[Bug fortran/79383] USE statement error

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79383 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org --- C

[Bug target/83781] [8 Regression] Bootstrap failed on x86

2018-01-10 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 --- Comment #1 from H.J. Lu --- (In reply to H.J. Lu from comment #0) > > r256454 is OK and r25646 failed. It may be caused by r256457. Oops. r256463 failed.

[Bug target/83781] [8 Regression] Bootstrap failed on x86

2018-01-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 Andrew Pinski changed: What|Removed |Added Keywords||build, diagnostic Target|

[Bug c/83781] New: [8 Regression] Bootstrap failed on x86

2018-01-10 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83781 Bug ID: 83781 Summary: [8 Regression] Bootstrap failed on x86 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug c++/83780] New: False positive alignment error with -fsanitize=undefined with virtual base

2018-01-10 Thread securesneakers at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83780 Bug ID: 83780 Summary: False positive alignment error with -fsanitize=undefined with virtual base Product: gcc Version: 7.2.1 Status: UNCONFIRMED Severity: norm

[Bug middle-end/83721] [8 Regression] ICE: in generic_overlap, at gimple-ssa-warn-restrict.c:821

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83721 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/83779] Trivial bounds error not detected with -fbounds-check

2018-01-10 Thread w6ws at earthlink dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83779 --- Comment #2 from Walter Spector --- Ah. Thank you.

[Bug fortran/68241] [meta-bug] [F03] Deferred-length character

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68241 Bug 68241 depends on bug 82367, which changed state. Bug 82367 Summary: ICE with deferred length string allocate on non-deferred length argument https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 What|Removed |

[Bug fortran/82367] ICE with deferred length string allocate on non-deferred length argument

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 kargl at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug fortran/82367] ICE with deferred length string allocate on non-deferred length argument

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 --- Comment #7 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 23:55:00 2018 New Revision: 256467 URL: https://gcc.gnu.org/viewcvs?rev=256467&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl PR fortran/82367

[Bug middle-end/83758] ICE building gccgo on powerpc64le --with-cpu=power8

2018-01-10 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83758 Ian Lance Taylor changed: What|Removed |Added CC||ian at airs dot com --- Comment #2 fr

[Bug fortran/82367] ICE with deferred length string allocate on non-deferred length argument

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 --- Comment #6 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 23:41:48 2018 New Revision: 256466 URL: https://gcc.gnu.org/viewcvs?rev=256466&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl PR fortran/82367

[Bug fortran/82367] ICE with deferred length string allocate on non-deferred length argument

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 --- Comment #5 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 23:26:15 2018 New Revision: 256464 URL: https://gcc.gnu.org/viewcvs?rev=256464&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl PR fortran/82367

[Bug middle-end/83758] ICE building gccgo on powerpc64le --with-cpu=power8

2018-01-10 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83758 seurer at gcc dot gnu.org changed: What|Removed |Added CC||iant at google dot com,

[Bug fortran/82367] ICE with deferred length string allocate on non-deferred length argument

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82367 kargl at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug fortran/83093] ICE in fold_convert_loc, at fold-const.c:2266

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83093 kargl at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug fortran/83093] ICE in fold_convert_loc, at fold-const.c:2266

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83093 --- Comment #7 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 22:50:28 2018 New Revision: 256461 URL: https://gcc.gnu.org/viewcvs?rev=256461&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl Backport from trunk

[Bug c++/83779] Trivial bounds error not detected with -fbounds-check

2018-01-10 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83779 --- Comment #1 from Jonathan Wakely --- The manual says: "This is currently only supported by the Fortran front end, where this option defaults to false."

[Bug fortran/83093] ICE in fold_convert_loc, at fold-const.c:2266

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83093 --- Comment #6 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 22:35:00 2018 New Revision: 256459 URL: https://gcc.gnu.org/viewcvs?rev=256459&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl Backport from trunk

[Bug c++/83779] New: Trivial bounds error not detected with -fbounds-check

2018-01-10 Thread w6ws at earthlink dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83779 Bug ID: 83779 Summary: Trivial bounds error not detected with -fbounds-check Product: gcc Version: 5.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug c++/83778] New: [8 regression] g++.dg/ext/altivec-cell-2.C fails starting with r256448

2018-01-10 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83778 Bug ID: 83778 Summary: [8 regression] g++.dg/ext/altivec-cell-2.C fails starting with r256448 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug target/56010] Powerpc, -mcpu=native and -mtune=native use the wrong name for target 7450

2018-01-10 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56010 Peter Bergner changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/83671] Fix for false positive reported by -Wstringop-overflow does not work at -O1

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83671 Martin Sebor changed: What|Removed |Added Keywords||patch Status|ASSIGNED

[Bug tree-optimization/83671] Fix for false positive reported by -Wstringop-overflow does not work at -O1

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83671 --- Comment #3 from Martin Sebor --- Author: msebor Date: Wed Jan 10 21:40:14 2018 New Revision: 256457 URL: https://gcc.gnu.org/viewcvs?rev=256457&root=gcc&view=rev Log: PR tree-optimization/83671 - Fix for false positive reported by -Wstringop

[Bug middle-end/81897] [6/7 Regression] spurious -Wmaybe-uninitialized warning

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #22 from Aldy Hernandez --- Author: aldyh Date: Wed Jan 10 21:39:20 2018 New Revision: 256456 URL: https://gcc.gnu.org/viewcvs?rev=256456&root=gcc&view=rev Log: PR middle-end/81897 * tree-ssa-uninit.c (convert_control

[Bug c++/83777] New: Invalid dependent initialization of a static data member.

2018-01-10 Thread Zahira.Ammarguellat at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83777 Bug ID: 83777 Summary: Invalid dependent initialization of a static data member. Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Pr

[Bug fortran/83093] ICE in fold_convert_loc, at fold-const.c:2266

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83093 --- Comment #5 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 21:31:43 2018 New Revision: 256455 URL: https://gcc.gnu.org/viewcvs?rev=256455&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl PR fortran/83093 *

[Bug tree-optimization/83776] [5/6/7/8 Regression] missing -Warray-bounds indexing past the end of a string literal

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83776 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Known to work|

[Bug tree-optimization/83776] New: missing -Warray-bounds indexing past the end of a string literal

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83776 Bug ID: 83776 Summary: missing -Warray-bounds indexing past the end of a string literal Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/83575] [8 Regression] ICE: verify_flow_info failed (error: multiple hot/cold transitions found)

2018-01-10 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83575 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug target/83399] Power8 ICE During LRA with 2-op rtl pattern for lvx instruction

2018-01-10 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83399 --- Comment #13 from Peter Bergner --- Author: bergner Date: Wed Jan 10 20:49:36 2018 New Revision: 256453 URL: https://gcc.gnu.org/viewcvs?rev=256453&root=gcc&view=rev Log: gcc/ PR target/83399 * config/rs6000/rs6000.c (print_op

[Bug ipa/60871] [4.9 Regression] internal compiler error: in possible_polymorphic_call_targets, at ipa-devirt.c:1510

2018-01-10 Thread neil.kindlon at jax dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60871 --- Comment #21 from Neil Kindlon --- Hi, I regret to report that I encountered what appears to be a similar error in gcc version 7.1.0. This is my first bug report here, so please correct me if this information is not helpful or incomplete.

[Bug target/83761] bfin: ICE: in require, at machmode.h:292

2018-01-10 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83761 --- Comment #2 from rsandifo at gcc dot gnu.org --- Could you attached preprocessed source?

[Bug other/83508] [8 regression][arm] c-c++-common/Wrestrict.c fails since r255836

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83508 Martin Sebor changed: What|Removed |Added Keywords||patch --- Comment #3 from Martin Sebor -

[Bug ipa/60871] [4.9 Regression] internal compiler error: in possible_polymorphic_call_targets, at ipa-devirt.c:1510

2018-01-10 Thread neil.kindlon at jax dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60871 Neil Kindlon changed: What|Removed |Added CC||neil.kindlon at jax dot org --- Comment #

[Bug c++/43486] Preserve variable-use locations

2018-01-10 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43486 --- Comment #12 from David Malcolm --- (In reply to David Malcolm from comment #11) > Author: dmalcolm > Date: Wed Jan 10 19:40:55 2018 > New Revision: 256448 > > URL: https://gcc.gnu.org/viewcvs?rev=256448&root=gcc&view=rev > Log: > Preserving

[Bug c++/43486] Preserve variable-use locations

2018-01-10 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43486 --- Comment #11 from David Malcolm --- Author: dmalcolm Date: Wed Jan 10 19:40:55 2018 New Revision: 256448 URL: https://gcc.gnu.org/viewcvs?rev=256448&root=gcc&view=rev Log: Preserving locations for variable-uses and constants (PR c++/43486) T

[Bug go/83308] Missing platform definitions for SH in libgo

2018-01-10 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83308 --- Comment #20 from Ian Lance Taylor --- This will be in GCC 8. Backports to GCC 7 are fine with me but I'm not going to do them myself.

[Bug go/83308] Missing platform definitions for SH in libgo

2018-01-10 Thread glaubitz at physik dot fu-berlin.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83308 --- Comment #19 from John Paul Adrian Glaubitz --- (In reply to Ian Lance Taylor from comment #18) > OK, the SH support patch is committed, and the exp directory has been > removed. > > Is there anything else to do here? I don't think so. But i

[Bug target/83726] [8 Regression] ICE: in final_scan_insn, at final.c:3063

2018-01-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83726 --- Comment #8 from Andrew Pinski --- (In reply to Steve Ellcey from comment #7 > pr83081.f90 looks like a new test so it may not actually be a regression > related to this patch, but the first two are. pr79041-2 generates: > > t: > mov

[Bug target/83514] ABRT in arm_declare_function_name passing a null pointer to std::string

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83514 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug target/81535] [8 regression] gcc.target/powerpc/pr79439.c fails starting with r250442

2018-01-10 Thread ygribov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81535 --- Comment #8 from Yury Gribov --- (In reply to Jakub Jelinek from comment #7) > Any further progress? I see you've posted something, but no further > follow-ups from you nor Segher. Jakub, I didn't contribute for few months now due to health

[Bug target/83775] Segfault in arm_declare_function_name()

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83775 Martin Sebor changed: What|Removed |Added CC||msebor at gcc dot gnu.org See A

[Bug go/83308] Missing platform definitions for SH in libgo

2018-01-10 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83308 --- Comment #18 from Ian Lance Taylor --- OK, the SH support patch is committed, and the exp directory has been removed. Is there anything else to do here?

[Bug target/83726] [8 Regression] ICE: in final_scan_insn, at final.c:3063

2018-01-10 Thread sje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83726 --- Comment #7 from Steve Ellcey --- I tested the patch on my aarch64 box, I got three regressions: FAIL: gcc.target/aarch64/pr78733.c scan-assembler adr FAIL: gcc.target/aarch64/pr79041-2.c scan-assembler adr FAIL: gfortran.fortran-torture/comp

[Bug middle-end/81897] [6/7 Regression] spurious -Wmaybe-uninitialized warning

2018-01-10 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #21 from Jeffrey A. Law --- I'm pretty sure the testcase from c#16 is a different underlying issue and an DUP of an existing BZ. Note the ASMs. Jump threading is (overly) conservative when it encounters an ASM on the path and simply

[Bug middle-end/81897] [6/7 Regression] spurious -Wmaybe-uninitialized warning

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #20 from Aldy Hernandez --- (In reply to Aldy Hernandez from comment #18) > (In reply to Arnd Bergmann from comment #16) > > Created attachment 43056 [details] > > linux/net/ipv6/route.c, preprocessed and compressed > > > > To test t

[Bug fortran/82841] Segfault in gfc_simplify_transfer

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82841 kargl at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug fortran/82841] Segfault in gfc_simplify_transfer

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82841 --- Comment #4 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 18:47:44 2018 New Revision: 256445 URL: https://gcc.gnu.org/viewcvs?rev=256445&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl Backport r254555 from tru

[Bug middle-end/81897] [6/7 Regression] spurious -Wmaybe-uninitialized warning

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #19 from Aldy Hernandez --- (In reply to Arnd Bergmann from comment #17) > Created attachment 43057 [details] > linux/drivers/scsi/lpfc/lpfc_bsg.c, preprocessed and compressed > > A possibly related warning I just saw this week, with

[Bug target/83775] Segfault in arm_declare_function_name()

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83775 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug fortran/82841] Segfault in gfc_simplify_transfer

2018-01-10 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82841 --- Comment #3 from kargl at gcc dot gnu.org --- Author: kargl Date: Wed Jan 10 18:44:12 2018 New Revision: 256444 URL: https://gcc.gnu.org/viewcvs?rev=256444&root=gcc&view=rev Log: 2018-01-10 Steven G. Kargl Backport r254555 from tru

[Bug middle-end/82694] [8 regression] Linux kernel miscompiled since r250765

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82694 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #13

[Bug middle-end/81897] [6/7 Regression] spurious -Wmaybe-uninitialized warning

2018-01-10 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #18 from Aldy Hernandez --- (In reply to Arnd Bergmann from comment #16) > Created attachment 43056 [details] > linux/net/ipv6/route.c, preprocessed and compressed > > To test the patch, I reverted the workaround that was added to th

[Bug target/83775] New: Segfault in arm_declare_function_name()

2018-01-10 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83775 Bug ID: 83775 Summary: Segfault in arm_declare_function_name() Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug ipa/83178] [8 regression] g++.dg/ipa/devirt-22.C fail

2018-01-10 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83178 --- Comment #7 from Martin Jambor --- We create an additional clone because the edge that brings the context now satisfies maybe_hot_p and previously it didn't. The reason is that the caller (which is called sort) now has frequency NODE_FREQUENC

[Bug tree-optimization/83774] New: ICE at -O3 with -Wall: Segmentation fault

2018-01-10 Thread su at cs dot ucdavis.edu
/x86_64-pc-linux-gnu/8.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../gcc-source-trunk/configure --enable-languages=c,c++,lto --prefix=/home/su/software/tmp/gcc/gcc-trunk --disable-bootstrap Thread model: posix gcc version 8.0.0 20180110 (experimental) [trunk revision 256427] (GCC

[Bug fortran/82392] Allign arrays for faster execution

2018-01-10 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82392 Wilco changed: What|Removed |Added CC||wilco at gcc dot gnu.org --- Comment #3 from Wil

[Bug other/83737] [nvptx] FAIL: gcc.dg/stdint-width-1.c (test for excess errors) for with newlib stdint.h

2018-01-10 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83737 --- Comment #5 from Tom de Vries --- (In reply to jos...@codesourcery.com from comment #4) > Most configurations (for which the libc used has a working stdint.h) > should probably be using use_gcc_stdint=wrap, so that GCC's stdint.h > includes

[Bug libstdc++/80276] pretty printer for std::unique_ptr shows type as std::unique_ptr

2018-01-10 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80276 --- Comment #6 from Jonathan Wakely --- unique_ptr*>>[]> is shown as: type = std::unique_ptr >*, std::default_delete >*> >, std::allocator >*, std::default_delete >*> > > > []>

[Bug libstdc++/80276] pretty printer for std::unique_ptr shows type as std::unique_ptr

2018-01-10 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80276 Jonathan Wakely changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug rtl-optimization/80481] Unoptimal additional copy instructions

2018-01-10 Thread vmakarov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80481 Vladimir Makarov changed: What|Removed |Added CC||vmakarov at gcc dot gnu.org --- Comme

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #16 from Martin Sebor --- The GCC warning detects several distinct kinds of undefined behavior, most of which cannot very well be made well-defined. Making changes to the checker just because a subset of the undefined cases are viewe

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread ville.voutilainen at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #15 from Ville Voutilainen --- I would like to have the change be a DR. Anyway, I looked at the cast-less cases, they are in qtransform.h, which is included by at least QImage and QtGui, so there will be a fair amount of code that wil

[Bug libstdc++/81584] Pretty Printer for string* doesn't work

2018-01-10 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81584 Jonathan Wakely changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 Jakub Jelinek changed: What|Removed |Added CC||jason at gcc dot gnu.org,

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread ville.voutilainen at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #13 from Ville Voutilainen --- I understand that, but considering that I plan to convince the committee that the bit-blasts like Qt does should be well-defined, the warning is a bit eager, cast or no cast. And since it does break exis

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #12 from Jakub Jelinek --- Every GCC release comes with a http://gcc.gnu.org/gcc-7/porting_to.html (similarly for other releases and we'll have one for gcc-8 too), and especially with -Werror people need to adjust their codes not just

[Bug preprocessor/83773] New: Warning for redefined macro does not have its own -Wsomething switch

2018-01-10 Thread bugzi...@poradnik-webmastera.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83773 Bug ID: 83773 Summary: Warning for redefined macro does not have its own -Wsomething switch Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread ville.voutilainen at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #11 from Ville Voutilainen --- The issue is again that users of existing Qt versions will see the warnings, and they also turn to errors. I can fix the non-casting uses, but I would recommend removing this warning from -Wall as well.

[Bug c++/82541] Wduplicated-branches triggers in template context

2018-01-10 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82541 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/82541] Wduplicated-branches triggers in template context

2018-01-10 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82541 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c++/82541] Wduplicated-branches triggers in template context

2018-01-10 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82541 --- Comment #4 from Marek Polacek --- Author: mpolacek Date: Wed Jan 10 17:05:14 2018 New Revision: 256441 URL: https://gcc.gnu.org/viewcvs?rev=256441&root=gcc&view=rev Log: PR c++/82541 * call.c (build_conditional_expr_1): Check

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/81327] [8 Regression] cast to void* does not suppress -Wclass-memaccess

2018-01-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81327 --- Comment #9 from Jakub Jelinek --- Author: jakub Date: Wed Jan 10 16:59:09 2018 New Revision: 256440 URL: https://gcc.gnu.org/viewcvs?rev=256440&root=gcc&view=rev Log: PR c++/81327 * call.c (maybe_warn_class_memaccess): Add fo

[Bug c++/83769] Statement expression inside lambda defined and evaluated in global scope fails to compile with optimizations

2018-01-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83769 --- Comment #2 from Andrew Pinski --- (In reply to Andrew Pinski from comment #1) > Fixed for GCC 8 via PR 71946. Note the original bug was reported about inline-asm but the problem was the same with statement expressions, see comment #6.

[Bug testsuite/83772] ICE in new test case gfortran.fortran-torture/compile/pr83081.f90 in r256423

2018-01-10 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83772 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/71946] asm in toplevel lambda function rejected

2018-01-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71946 Andrew Pinski changed: What|Removed |Added CC||giel+gcc at mortis dot eu --- Comment #1

[Bug c++/83769] Statement expression inside lambda defined and evaluated in global scope fails to compile with optimizations

2018-01-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83769 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/83740] [8 Regression] ICE in maybe_legitimize_operand, at optabs.c:7140

2018-01-10 Thread gs...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83740 --- Comment #7 from G. Steinmetz --- Thanks for working on this issue, Janne. I will check it and do some more tests with upcoming snapshot 20180114.

[Bug testsuite/83772] New: ICE in new test case gfortran.fortran-torture/compile/pr83081.f90 in r256423

2018-01-10 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83772 Bug ID: 83772 Summary: ICE in new test case gfortran.fortran-torture/compile/pr83081.f90 in r256423 Product: gcc Version: 8.0 Status: UNCONFIRMED

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