[Bug target/81874] internal compiler error: in do_SUBST, at combine.c:725

2017-09-19 Thread zwzhangwen.zhang at huawei dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81874 --- Comment #4 from zwzhangwen.zhang at huawei dot com --- I have checked it can be hidden or fixed in gcc.gnu.org/svn/gcc/trunk@239421 But it fixed PR71654 and it affected comparision expr?

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 Martin Liška changed: What|Removed |Added Status|WAITING |NEW --- Comment #10 from Martin Liška --

[Bug tree-optimization/70754] [5/6 Regression] ICE during predictive commoning

2017-09-19 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70754 --- Comment #16 from amker at gcc dot gnu.org --- (In reply to Steve Ellcey from comment #15) > Is this still being considered for backporting? sorry for letting this slip away. For backport, patch for PR79663 is also needed., it fixes a regress

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #9 from Martin Liška --- Author: marxin Date: Tue Sep 19 08:12:58 2017 New Revision: 252965 URL: https://gcc.gnu.org/viewcvs?rev=252965&root=gcc&view=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Marti

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #10 from Martin Liška --- Author: marxin Date: Tue Sep 19 08:18:02 2017 New Revision: 252967 URL: https://gcc.gnu.org/viewcvs?rev=252967&root=gcc&view=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Mart

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 --- Comment #16 from Richard Biener --- (In reply to Richard Biener from comment #13) > A "simple" patch like the following seems to "work". > > Index: gcc/graphite-sese-to-poly.c > ===

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What|

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug other/80069] ICE at graphite-sese-to-poly.c:1176

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80069 Bug 80069 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What|

[Bug tree-optimization/80105] [6/7/8 Regression] ICE in outer_projection_mupa, at graphite-sese-to-poly.c:1019

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80105 Bug 80105 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What|

[Bug testsuite/77634] some vectorized testcases fail with -mcpu=thunderx

2017-09-19 Thread jgreenhalgh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77634 James Greenhalgh changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug target/63250] Complex fp16 arithmetic uses nonexistent libgcc functions

2017-09-19 Thread jgreenhalgh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63250 James Greenhalgh changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 --- Comment #18 from Richard Biener --- Author: rguenth Date: Tue Sep 19 08:25:17 2017 New Revision: 252968 URL: https://gcc.gnu.org/viewcvs?rev=252968&root=gcc&view=rev Log: 2017-09-19 Richard Biener PR tree-optimization/69728

[Bug tree-optimization/79622] [6/7 Regression] Wrong code w/ -O2 -floop-nest-optimize

2017-09-19 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79622 --- Comment #9 from rguenther at suse dot de --- On Mon, 18 Sep 2017, spop at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79622 > > --- Comment #8 from Sebastian Pop --- > > I would have expected at least each memory

[Bug tree-optimization/82244] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #2 from David Binderman --- (In reply to Andreas Schwab from comment #1) > It refers to the source files generated from this file. You need to look at > the context to see which file was actually compiled. g++ -fno-PIE -c -g -O3 -

[Bug tree-optimization/82244] [7/8 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Priority|P3

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #11 from Martin Liška --- Author: marxin Date: Tue Sep 19 09:03:05 2017 New Revision: 252970 URL: https://gcc.gnu.org/viewcvs?rev=252970&root=gcc&view=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Mart

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 Martin Liška changed: What|Removed |Added Status|NEW |WAITING

[Bug sanitizer/81224] ICE in -fsanitize=address w/ a register variable of a vector type

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81224 Martin Liška changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug other/70945] Offloading: compatibility of target and offloading toolchains

2017-09-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70945 --- Comment #7 from Jakub Jelinek --- So, can't we just add the __*_finite aliases (or wrappers) to the nvptx newlib? That sounds easiest to me.

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 David Binderman changed: What|Removed |Added CC||jh at suse dot cz, |

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #4 from Uroš Bizjak --- Can you please post configure (and build?) flags?

[Bug c++/82246] New: Wrong optimisation of an offset double* attribute class allocated in stack

2017-09-19 Thread erwan.adam at cea dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 Bug ID: 82246 Summary: Wrong optimisation of an offset double* attribute class allocated in stack Product: gcc Version: 7.1.1 Status: UNCONFIRMED Severity: norm

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #5 from Uroš Bizjak --- BTW: There are some shortcuts taken to ease macroization, so these warnings could belong to patterns that are never generated and thus benign.

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #6 from David Binderman --- (In reply to Uroš Bizjak from comment #4) > Can you please post configure (and build?) flags? ../trunk/configure --prefix=/home/dcb/gcc/results \ --disable-bootstrap \ --disable-multilib \ --di

[Bug other/70945] Offloading: compatibility of target and offloading toolchains

2017-09-19 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70945 Thomas Schwinge changed: What|Removed |Added Keywords|patch | --- Comment #8 from Thomas Schwinge

[Bug c++/82247] New: [concepts] Name deduction in concepts fails depending on the argument type

2017-09-19 Thread mjklaim at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82247 Bug ID: 82247 Summary: [concepts] Name deduction in concepts fails depending on the argument type Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severity: norm

[Bug target/82248] New: probe_stack can generate unpredictable STR on arm

2017-09-19 Thread sch...@linux-m68k.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82248 Bug ID: 82248 Summary: probe_stack can generate unpredictable STR on arm Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: t

[Bug rtl-optimization/68988] reload_pseudo_compare_func violates qsort requirements

2017-09-19 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68988 --- Comment #5 from Alexander Monakov --- Author: amonakov Date: Tue Sep 19 10:16:20 2017 New Revision: 252972 URL: https://gcc.gnu.org/viewcvs?rev=252972&root=gcc&view=rev Log: lra: make reload_pseudo_compare_func a proper comparator P

[Bug rtl-optimization/57878] Incorrect code: live register clobbered in split2

2017-09-19 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57878 --- Comment #4 from Alexander Monakov --- Author: amonakov Date: Tue Sep 19 10:16:20 2017 New Revision: 252972 URL: https://gcc.gnu.org/viewcvs?rev=252972&root=gcc&view=rev Log: lra: make reload_pseudo_compare_func a proper comparator P

[Bug rtl-optimization/57878] Incorrect code: live register clobbered in split2

2017-09-19 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57878 Alexander Monakov changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug rtl-optimization/68988] reload_pseudo_compare_func violates qsort requirements

2017-09-19 Thread ygribov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68988 Yury Gribov changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/82249] New: mismatched argument pack lengths leads to ICE

2017-09-19 Thread benni.buch at gmail dot com
th preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. $ g++ --version g++ (GCC) 8.0.0 20170919 (experimental)

[Bug fortran/82250] New: Fortran OpenACC acc_on_device early folding

2017-09-19 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82250 Bug ID: 82250 Summary: Fortran OpenACC acc_on_device early folding Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: openacc Severity: enhancement Priorit

[Bug tree-optimization/82251] New: OpenMP omp_is_initial_device early folding

2017-09-19 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82251 Bug ID: 82251 Summary: OpenMP omp_is_initial_device early folding Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: openmp Severity: enhancement Priority:

[Bug libstdc++/82252] New: src/filesystem/ops.cc:392]: (warning) Identical condition

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 Bug ID: 82252 Summary: src/filesystem/ops.cc:392]: (warning) Identical condition Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priori

[Bug fortran/82253] New: internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0))

2017-09-19 Thread joachim.herb at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82253 Bug ID: 82253 Summary: internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0)) Product: gcc Version: 7.2.0

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 --- Comment #2 from Jonathan Wakely --- What tool produces this warning?

[Bug c++/82254] New: std::is_nothrow_invocable is broken

2017-09-19 Thread bolero.murakami at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 Bug ID: 82254 Summary: std::is_nothrow_invocable is broken Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ A

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

2017-09-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #1 from Andrew Pinski --- Taking the address of array [-1] is undefined according to the c standard.

[Bug tree-optimization/82244] [7/8 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 --- Comment #5 from Richard Biener --- Author: rguenth Date: Tue Sep 19 11:57:39 2017 New Revision: 252973 URL: https://gcc.gnu.org/viewcvs?rev=252973&root=gcc&view=rev Log: 2017-09-19 Richard Biener PR tree-optimization/82244

[Bug libstdc++/82254] std::is_nothrow_invocable_r is broken

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/82244] [7 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Known to work||8.0 Summary|[7/8 Regression]

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 --- Comment #3 from David Binderman --- (In reply to Jonathan Wakely from comment #2) > What tool produces this warning? cppcheck, available from sourceforge. My apologies for the false positive.

[Bug middle-end/82253] internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0))

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82253 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Status|UN

[Bug c++/82247] [concepts] Name deduction in concepts fails depending on the argument type

2017-09-19 Thread mjklaim at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82247 --- Comment #1 from Joël Lamotte --- Just so that it's clear, it's on godbolt's compiler that I tried this: https://godbolt.org/g/d78J4H

[Bug tree-optimization/80213] [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 80213, which changed state. Bug 80213 Summary: [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 What|Removed

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

2017-09-19 Thread erwan.adam at cea dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #2 from erwan.adam at cea dot fr --- (In reply to Andrew Pinski from comment #1) > Taking the address of array [-1] is undefined according to the c standard. Hi Andrew, Thanks for you answer. Strictly speaking, I don't access direct

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 80213, which changed state. Bug 80213 Summary: [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 What|Removed

[Bug tree-optimization/80213] [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 Martin Liška changed: What|Removed |Added Status|RESOLVED|REOPENED Last reconfirmed|

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

2017-09-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

2017-09-19 Thread piotr.stachura at delphi dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #2 from Piotr Stachura --- I have to check it deeper. I have 2 systems - one gentoo and one Ubuntu. On Ubuntu, code is correct (as I posted in bug report). When I compile this same code on gentoo (gcc-5.4.0 and gcc-7.2.0) I have this

[Bug sanitizer/81715] asan-stack=1 redzone allocation is too inflexible

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 Martin Liška changed: What|Removed |Added Status|WAITING |NEW --- Comment #5 from Martin Liška ---

[Bug tree-optimization/82255] New: Vectorizer cost model overcounts cost of some vectorized loads

2017-09-19 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 Bug ID: 82255 Summary: Vectorizer cost model overcounts cost of some vectorized loads Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal P

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 Martin Liška changed: What|Removed |Added CC||redi at gcc dot gnu.org --- Comment #3 fr

[Bug tree-optimization/82255] Vectorizer cost model overcounts cost of some vectorized loads

2017-09-19 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 --- Comment #1 from Bill Schmidt --- Created attachment 42206 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42206&action=edit Patch under test Here's a patch I'm testing. It solves the problem for this test case but hasn't been regstrapp

[Bug tree-optimization/82255] Vectorizer cost model overcounts cost of some vectorized loads

2017-09-19 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 Bill Schmidt changed: What|Removed |Added Status|UNCONFIRMED |NEW Keywords|

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

2017-09-19 Thread erwan.adam at cea dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #4 from erwan.adam at cea dot fr --- Ok

[Bug ipa/82256] New: regression: clones created by create_version_clone_with_body are not observable to insertion hooks

2017-09-19 Thread pageexec at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82256 Bug ID: 82256 Summary: regression: clones created by create_version_clone_with_body are not observable to insertion hooks Product: gcc Version: 5.0 St

[Bug tree-optimization/81373] [7/8 Regression] Graphite ICE in ssa_default_def at gcc/tree-dfa.c:305

2017-09-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81373 --- Comment #3 from Richard Biener --- The following patch fixes this. We fail to handle scev_analyzable_p loop-closed PHIs that are live-out to the region. Index: gcc/graphite-scop-detection.c ==

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #4 from Jonathan Wakely --- The difference in results isn't very relevant. I'm pretty sure the reason for the sanitizer errors is that libstdc++.so isn't instrumented by the sanitizers. If you build libstdc++.so with UBsan you wouldn'

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 Jonathan Wakely changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever confirmed|1

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #6 from Jonathan Wakely --- If you use &input_data[7] then you do not have valid UTF-8 input, because it ends with an incomplete multibyte character, "\xCD", instead of "\CD\x8B"

Microsoft Dynamics Users Email List

2017-09-19 Thread Brooke Stewart
Hi, Trust my email discovers you well. Are you looking out to acquire the list of customers or companies using Microsoft Dynamics Users Info? We also have Microsoft Products which you may be interested in:- Microsoft Dynamics SL Microsoft Dynamics AX Microsoft Dynamics ERP Microsoft Ya

[Bug c/81854] weak alias of an incompatible symbol accepted

2017-09-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81854 --- Comment #5 from Martin Sebor --- Author: msebor Date: Tue Sep 19 14:27:32 2017 New Revision: 252976 URL: https://gcc.gnu.org/viewcvs?rev=252976&root=gcc&view=rev Log: PR c/81854 - weak alias of an incompatible symbol accepted gcc/ChangeLog:

[Bug fortran/82257] New: f951: Internal compiler error segmentation fault

2017-09-19 Thread only_for_nouse at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82257 Bug ID: 82257 Summary: f951: Internal compiler error segmentation fault Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

2017-09-19 Thread spop at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 --- Comment #19 from Sebastian Pop --- > So how'd we properly handle a valid empty domain? DCE the statement. If the domain for a statement is empty, it means that the statement does not execute: it is dead code. I think we are better enforcin

[Bug c/81854] weak alias of an incompatible symbol accepted

2017-09-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81854 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/82254] std::is_nothrow_invocable_r is broken

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 --- Comment #2 from Jonathan Wakely --- Author: redi Date: Tue Sep 19 14:33:51 2017 New Revision: 252977 URL: https://gcc.gnu.org/viewcvs?rev=252977&root=gcc&view=rev Log: PR libstdc++/82254 fix std::is_nothrow_invocable_r w.r.t throwing convers

[Bug libstdc++/82254] std::is_nothrow_invocable_r is broken

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |7.3 --- Comment #3 from Jonathan Wakel

[Bug tree-optimization/79622] [6/7 Regression] Wrong code w/ -O2 -floop-nest-optimize

2017-09-19 Thread spop at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79622 --- Comment #10 from Sebastian Pop --- > So a black-box would be a set of stmts rather than a whole GIMPLE BB Correct: this can be an abstract view of the IR. The only place where we want to start transforming the code is in the code generation

[Bug tree-optimization/81373] [7/8 Regression] Graphite ICE in ssa_default_def at gcc/tree-dfa.c:305

2017-09-19 Thread spop at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81373 --- Comment #4 from Sebastian Pop --- The patch looks good. Thanks!

[Bug fortran/82258] New: [regression] allocate_zerosize_3.f fails since r251949

2017-09-19 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82258 Bug ID: 82258 Summary: [regression] allocate_zerosize_3.f fails since r251949 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug target/82150] Produces a branch prefetch which causes a hang

2017-09-19 Thread mgretton at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82150 mgretton at gcc dot gnu.org changed: What|Removed |Added CC||mgretton at gcc dot gnu.org

[Bug middle-end/80295] [7/8 Regression] ICE in __builtin_update_setjmp_buf expander

2017-09-19 Thread qing.zhao at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80295 --- Comment #4 from Qing Zhao --- working on a fix to this bug. let me know if you are working on it too.

[Bug middle-end/80295] [7/8 Regression] ICE in __builtin_update_setjmp_buf expander

2017-09-19 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80295 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/47769] [missed optimization] use of btr (bit test and reset)

2017-09-19 Thread peter at cordes dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47769 Peter Cordes changed: What|Removed |Added CC||peter at cordes dot ca --- Comment #6 fro

[Bug target/82259] New: missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

2017-09-19 Thread peter at cordes dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 Bug ID: 82259 Summary: missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1 Product: gcc Version: 8.0 Status: UNCONFIRMED Ke

[Bug target/82259] missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

2017-09-19 Thread peter at cordes dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 --- Comment #1 from Peter Cordes --- More generally, you can flip a higher bit while copying with lea 64(%rdi), %eax That leaves the bits above that position munged by carry-out, but that isn't always a problem.

[Bug target/82260] New: [x86] Unnecessary use of 8-bit registers with -Os. slightly slower and larger code

2017-09-19 Thread peter at cordes dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82260 Bug ID: 82260 Summary: [x86] Unnecessary use of 8-bit registers with -Os. slightly slower and larger code Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords

[Bug target/82259] missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

2017-09-19 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 --- Comment #2 from Uroš Bizjak --- (In reply to Peter Cordes from comment #0) > Related: > > bool bt_unsigned(unsigned x, unsigned bit) { > //bit = 13; > return !(x & (1< } > > movl%esi, %ecx > movl$1,

[Bug target/82259] missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

2017-09-19 Thread peter at cordes dot ca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 --- Comment #3 from Peter Cordes --- Oops, BT sets CF, not ZF. So bt $13, %edi setnc %al# aka setae ret This is what clang does for the bt_ functions, and might be optimal for many use-cases. (For br

[Bug libstdc++/71500] regex::icase only works on first character in a range

2017-09-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71500 --- Comment #17 from Jonathan Wakely --- Author: redi Date: Tue Sep 19 17:06:12 2017 New Revision: 252981 URL: https://gcc.gnu.org/viewcvs?rev=252981&root=gcc&view=rev Log: PR libstdc++/71500 restore C++11 compatibility in PR libstdc++

[Bug target/82261] New: x86: missing peephole for SHLD / SHRD

2017-09-19 Thread peter at cordes dot ca
;>= (32-n); //&31; return a|b; } // https://godbolt.org/g/3jbgbR g++ (GCC-Explorer-Build) 8.0.0 20170919 -O3 -march=haswell movl$32, %eax subl%edx, %eax # missed optimization: NEG would work shrx%eax, %esi, %eax shlx%edx, %edi,

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

2017-09-19 Thread krzysio.kurek at wp dot pl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 --- Comment #11 from krzysio.kurek at wp dot pl --- Done, cmake will now default to Release config with altered compiler flags that include -flto.

[Bug target/82261] x86: missing peephole for SHLD / SHRD

2017-09-19 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82261 --- Comment #1 from Marc Glisse --- Related to PR 55583.

[Bug target/81647] inconsistent LTGT behavior at different optimization levels on AArch64.

2017-09-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81647 Wilco changed: What|Removed |Added CC||wilco at gcc dot gnu.org --- Comment #6 from Wil

[Bug fortran/25071] dummy argument larger than actual argument

2017-09-19 Thread janus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25071 janus at gcc dot gnu.org changed: What|Removed |Added Assignee|janus at gcc dot gnu.org |unassigned at gcc dot g

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 Martin Liška changed: What|Removed |Added Status|WAITING |ASSIGNED Assignee|unassigned at

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #7 from Andrew Pinski --- I think this due to the following from atom.md: (define_insn_reservation "atom_icmp" 1 (and (eq_attr "cpu" "atom") (and (eq_attr "type" "icmp") (eq_attr "memory" "none"))) "atom-simple

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

2017-09-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 --- Comment #13 from Martin Liška --- One another observation: using PGO (-fprofile-generate and -fprofile-use), both GCC 6 and GCC 7 have similar performance: 34fps. While GCC 6 has 43 fps on my machine.

[Bug fortran/81903] [OOP] problem with ASSOCIATE and class pointer (Invalid character in name at)

2017-09-19 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81903 Paul Thomas changed: What|Removed |Added CC||pault at gcc dot gnu.org --- Comment #3 fr

[Bug target/82150] Produces a branch prefetch which causes a hang

2017-09-19 Thread david.welch at netronome dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82150 --- Comment #5 from david.welch at netronome dot com --- it is definitely doing prefetching by not realizing those instructions are unconditional branches. most likely going with strongly ordered rather than the XN bit but noted as a workaround.

[Bug target/82240] i386.md & -Wlogical-op in build

2017-09-19 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 David Binderman changed: What|Removed |Added CC||hjl at gcc dot gnu.org --- Comment #8

[Bug libstdc++/82262] New: std::hash>::operator() missing remove_const_t

2017-09-19 Thread zhangxy at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82262 Bug ID: 82262 Summary: std::hash>::operator() missing remove_const_t Product: gcc Version: 7.2.1 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c++/53431] C++ preprocessor ignores #pragma GCC diagnostic

2017-09-19 Thread sandra at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53431 sandra at gcc dot gnu.org changed: What|Removed |Added CC||sandra at gcc dot gnu.org ---

[Bug java/82263] New: java multilib -m32 version is using 64 bit include and lib, _GStaticAssertCompileTimeAssertion_0

2017-09-19 Thread gccbugzilla.severach at spamgourmet dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82263 Bug ID: 82263 Summary: java multilib -m32 version is using 64 bit include and lib, _GStaticAssertCompileTimeAssertion_0 Product: gcc Version: 6.4.1 Status: UNCONFIRMED

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