[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 Thomas Koenig changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug fortran/83235] IAND sometimes doesn't take bitwise-and of sign bit with -O2

2017-11-30 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83235 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org --- C

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 Thomas Koenig changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|tkoenig at gcc do

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 --- Comment #5 from Thomas Koenig --- Author: tkoenig Date: Fri Dec 1 07:35:50 2017 New Revision: 255294 URL: https://gcc.gnu.org/viewcvs?rev=255294&root=gcc&view=rev Log: 2017-12-01 Thomas Koenig PR fortran/83224 * frontend

[Bug tree-optimization/81165] [8 Regression] Regression in GCC-8.0.0's optimizer

2017-11-30 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81165 Alexandre Oliva changed: What|Removed |Added CC||aoliva at gcc dot gnu.org --- Comment

[Bug fortran/83225] [8.0 regression] runtime error in transfer.c

2017-11-30 Thread jvdelisle at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83225 Jerry DeLisle changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/82106] [RISCV] Misaligned loads generated when doubles are split between stack and registers

2017-11-30 Thread wilson at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82106 --- Comment #7 from Jim Wilson --- I have an initial attempt to fix this in the patch I just added as an attachment. It needs more work and more testing to be useful, and agreement from other gcc hackers that this makes sense. On the original t

[Bug target/82106] [RISCV] Misaligned loads generated when doubles are split between stack and registers

2017-11-30 Thread wilson at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82106 --- Comment #6 from Jim Wilson --- Created attachment 42762 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42762&action=edit Work in progress patch. The && 1 are calls to a target hook I haven't written yet, and the && 0 is the same hook w

[Bug target/82106] [RISCV] Misaligned loads generated when doubles are split between stack and registers

2017-11-30 Thread wilson at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82106 --- Comment #5 from Jim Wilson --- Created attachment 42761 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42761&action=edit Alternate testcase. To show how unaligned split argument gets loaded into general register.

[Bug c/83222] [8 regression] Inconsistent "initializer element is not constant" error

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83222 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/83222] [8 regression] Inconsistent "initializer element is not constant" error

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83222 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Thu Nov 30 23:43:10 2017 New Revision: 255285 URL: https://gcc.gnu.org/viewcvs?rev=255285&root=gcc&view=rev Log: PR c/83222 * c-tree.h (decl_constant_value_1): Declare.

[Bug c/83236] New: "Did you mean" suggestions maybe shouldn't offer implementation-private names

2017-11-30 Thread zackw at panix dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83236 Bug ID: 83236 Summary: "Did you mean" suggestions maybe shouldn't offer implementation-private names Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: m

[Bug target/80881] [7/8 Regression] null pointer access in libgomp.h

2017-11-30 Thread jyong at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80881 jyong at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ada/66205] gnatbind generates invalid code when finalization is enabled in restricted runtime

2017-11-30 Thread simon at pushface dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66205 simon at pushface dot org changed: What|Removed |Added Known to fail||7.1.0, 8.0 --- Comment #9 fro

[Bug fortran/83235] New: IAND sometimes doesn't take bitwise-and of sign bit with -O2

2017-11-30 Thread paul.k.romano at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83235 Bug ID: 83235 Summary: IAND sometimes doesn't take bitwise-and of sign bit with -O2 Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal P

[Bug sanitizer/81697] Incorrect ASan global variables alignment on arm

2017-11-30 Thread chefmax at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81697 --- Comment #4 from chefmax at gcc dot gnu.org --- Author: chefmax Date: Thu Nov 30 21:38:16 2017 New Revision: 255283 URL: https://gcc.gnu.org/viewcvs?rev=255283&root=gcc&view=rev Log: gcc/ 2017-11-30 Maxim Ostapenko PR sanitizer/81

[Bug middle-end/83234] Aggressive loop optim warning for loop iteration that cannot happen

2017-11-30 Thread ketan.surender at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83234 --- Comment #1 from Ketan --- I am on Debian 8

[Bug middle-end/83234] New: Aggressive loop optim warning for loop iteration that cannot happen

2017-11-30 Thread ketan.surender at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83234 Bug ID: 83234 Summary: Aggressive loop optim warning for loop iteration that cannot happen Product: gcc Version: 6.3.0 Status: UNCONFIRMED Severity: normal

[Bug c++/79228] 'i' suffix for __complex__ extension interferes with C++14 UDLs for std::complex

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79228 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug libgcc/83103] Improve __mulkc3 and __divkc3 on Power9

2017-11-30 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83103 Michael Meissner changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libgcc/83112] Silence warnings from PowerPC libgcc float128-ifunc.c compilation

2017-11-30 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83112 Michael Meissner changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libgcc/83112] Silence warnings from PowerPC libgcc float128-ifunc.c compilation

2017-11-30 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83112 --- Comment #1 from Michael Meissner --- Author: meissner Date: Thu Nov 30 20:52:27 2017 New Revision: 255282 URL: https://gcc.gnu.org/viewcvs?rev=255282&root=gcc&view=rev Log: 2017-11-30 Michael Meissner PR libgcc/83112 * co

[Bug libgcc/83103] Improve __mulkc3 and __divkc3 on Power9

2017-11-30 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83103 --- Comment #2 from Michael Meissner --- Author: meissner Date: Thu Nov 30 20:52:27 2017 New Revision: 255282 URL: https://gcc.gnu.org/viewcvs?rev=255282&root=gcc&view=rev Log: 2017-11-30 Michael Meissner PR libgcc/83112 * co

[Bug libstdc++/50871] libstdc++ should be built with -Wpedantic and/or -Wsystem-headers

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50871 --- Comment #17 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #16) > (In reply to Jason Merrill from comment #15) > > (In reply to Jonathan Wakely from comment #14) > > > It's better than what we have today, but I'm not sure

[Bug libstdc++/50871] libstdc++ should be built with -Wpedantic and/or -Wsystem-headers

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50871 --- Comment #16 from Jonathan Wakely --- (In reply to Jason Merrill from comment #15) > (In reply to Jonathan Wakely from comment #14) > > It's better than what we have today, but I'm not sure it's where we want to > > get to in the long term. >

[Bug tree-optimization/83189] [8 regression] internal compiler error: in probability_in, at profile-count.h:1050

2017-11-30 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83189 David Binderman changed: What|Removed |Added CC||dcb314 at hotmail dot com --- Comment

[Bug c++/83227] [7/8 Regression] internal compiler error: in process_init_constructor_array

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83227 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 Thomas Koenig changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug tree-optimization/83233] New: [8 Regression] gimple-ssa-store-merging.c:183:3: warning: unnamed type with no linkage used to declare variable with linkage

2017-11-30 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83233 Bug ID: 83233 Summary: [8 Regression] gimple-ssa-store-merging.c:183:3: warning: unnamed type with no linkage used to declare variable with linkage Product: gcc V

[Bug fortran/82865] Option -fdec collides with PDT

2017-11-30 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82865 Paul Thomas changed: What|Removed |Added CC||pault at gcc dot gnu.org Assigne

[Bug fortran/82842] (PDT) Constructors do not work

2017-11-30 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82842 Paul Thomas changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pault at gcc dot gnu.org --- Commen

[Bug target/82717] [RISCV] Default value of the -mabi option doesn't match documentation

2017-11-30 Thread wilson at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82717 --- Comment #8 from Jim Wilson --- Author: wilson Date: Thu Nov 30 18:38:26 2017 New Revision: 255281 URL: https://gcc.gnu.org/viewcvs?rev=255281&root=gcc&view=rev Log: Riscv doc fixes and improvements. gcc/ Backport from mainli

[Bug libstdc++/50871] libstdc++ should be built with -Wpedantic and/or -Wsystem-headers

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50871 --- Comment #15 from Jason Merrill --- (In reply to Jonathan Wakely from comment #14) > It's better than what we have today, but I'm not sure it's where we want to > get to in the long term. > > I've been trying a patch that allows the system_h

[Bug c/79153] -Wimplicit-fallthrough missed warning

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79153 --- Comment #9 from Jakub Jelinek --- Created attachment 42758 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42758&action=edit gcc8-pr79153.patch Untested fix.

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 Thomas Koenig changed: What|Removed |Added CC||tkoenig at gcc dot gnu.org --- Comment #

[Bug tree-optimization/83232] New: fma3d spec2000 regression on zen with -Ofast (generic tuning) after r255268 by missed SLP oppurtunity

2017-11-30 Thread hubicka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83232 Bug ID: 83232 Summary: fma3d spec2000 regression on zen with -Ofast (generic tuning) after r255268 by missed SLP oppurtunity Product: gcc Version: unknown Status: UNCONFI

[Bug libstdc++/50871] libstdc++ should be built with -Wpedantic and/or -Wsystem-headers

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50871 --- Comment #14 from Jonathan Wakely --- It's better than what we have today, but I'm not sure it's where we want to get to in the long term. I've been trying a patch that allows the system_header pragma to be disabled when building and testing

[Bug c++/83231] New: ICE on constexpr evaluation

2017-11-30 Thread antoshkka at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83231 Bug ID: 83231 Summary: ICE on constexpr evaluation Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee:

[Bug c++/82219] [8 Regression] Not wanted warning: "type qualifiers ignored on cast result type" on template instantiation

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82219 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/83069] [8 Regression] internal compiler error: in from_gcov_type, at profile-count.h:676

2017-11-30 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83069 Markus Trippelsdorf changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Com

[Bug ipa/83229] [8 Regression] ICE in from_gcov_type, at profile-count.h:676

2017-11-30 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83229 Markus Trippelsdorf changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/82219] [8 Regression] Not wanted warning: "type qualifiers ignored on cast result type" on template instantiation

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82219 --- Comment #5 from Jason Merrill --- Author: jason Date: Thu Nov 30 17:43:08 2017 New Revision: 255279 URL: https://gcc.gnu.org/viewcvs?rev=255279&root=gcc&view=rev Log: PR c++/82219 - bogus -Wignored-qualifiers with template *

[Bug fortran/83230] New: [8.0 regression] segmentation fault in bind C C/C++

2017-11-30 Thread juergen.reuter at desy dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83230 Bug ID: 83230 Summary: [8.0 regression] segmentation fault in bind C C/C++ Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug ipa/83179] [8 regression] gcc.dg/ipa/inline-1.c fail

2017-11-30 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83179 seurer at gcc dot gnu.org changed: What|Removed |Added CC||seurer at gcc dot gnu.org ---

[Bug libstdc++/65927] cppcheck: bits/locale_facets_nonio.h (_M_am_pm_format): Assignment of function parameter has no effect outside the function

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65927 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/65927] cppcheck: bits/locale_facets_nonio.h (_M_am_pm_format): Assignment of function parameter has no effect outside the function

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65927 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Thu Nov 30 17:29:08 2017 New Revision: 255278 URL: https://gcc.gnu.org/viewcvs?rev=255278&root=gcc&view=rev Log: PR libstdc++/65927 Fix -Wunused-but-set-parameter warning PR lib

[Bug fortran/82719] [PDT] ICE in transfer_expr, at fortran/trans-io.c:2393

2017-11-30 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82719 Paul Thomas changed: What|Removed |Added CC||pault at gcc dot gnu.org Assigne

[Bug jit/82846] [8 regression] jit.dg test-alignment.c.exe, test-combination.c.exe, test-threads.c.exe fails

2017-11-30 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82846 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug fortran/82258] [8 regression] allocate_zerosize_3.f fails since r251949

2017-11-30 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82258 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug fortran/82720] [PDT] ICE in gfc_conv_component_ref, at fortran/trans-expr.c:2400

2017-11-30 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82720 Paul Thomas changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pault at gcc dot gnu.org --- Commen

[Bug c++/82219] [8 Regression] Not wanted warning: "type qualifiers ignored on cast result type" on template instantiation

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82219 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug target/80700] [7/8 Regression] ICE: Bus error (on SPE target)

2017-11-30 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80700 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug tree-optimization/69811] [6/7/8 Regression] GCC does not simplify 0 == "a"+1 at -O0

2017-11-30 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69811 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c/79153] -Wimplicit-fallthrough missed warning

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79153 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #8

[Bug libstdc++/65927] cppcheck: bits/locale_facets_nonio.h (_M_am_pm_format): Assignment of function parameter has no effect outside the function

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65927 Jonathan Wakely changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

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

2017-11-30 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83178 seurer at gcc dot gnu.org changed: What|Removed |Added CC||seurer at gcc dot gnu.org ---

[Bug target/83203] [8 Regression] Inefficient int to avx2 vector conversion

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83203 --- Comment #6 from Richard Biener --- A general comment from my side here is that RTL really has too many ways to express vector "combinations" / "shuffles". In particular vec_merge can be expressed (up to the CONST_INT bitmask limit to 128 vec

[Bug ipa/83229] [8 Regression] ICE in from_gcov_type, at profile-count.h:676

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83229 Richard Biener changed: What|Removed |Added CC||hubicka at gcc dot gnu.org Target Mil

[Bug ipa/83229] New: [8 Regression] ICE in from_gcov_type, at profile-count.h:676

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83229 Bug ID: 83229 Summary: [8 Regression] ICE in from_gcov_type, at profile-count.h:676 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Pri

[Bug c++/83227] [7/8 Regression] internal compiler error: in process_init_constructor_array

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83227 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Target Milestone|--

[Bug c/76732] Improve Woverride-init

2017-11-30 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=76732 Rainer Orth changed: What|Removed |Added CC||ro at gcc dot gnu.org --- Comment #8 from

[Bug libstdc++/50871] libstdc++ should be built with -Wpedantic and/or -Wsystem-headers

2017-11-30 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50871 --- Comment #13 from Jason Merrill --- Created attachment 42754 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42754&action=edit patch to add -Weh-mismatch to handle this case Since the main concern seems to be EH mismatch, how about this?

[Bug tree-optimization/83221] [8 Regression] qsort comparator not anti-commutative: -2147483648, -2147483648

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83221 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/83217] Compiler segfault: structured binding by reference to a templated type via a pointer

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83217 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/83203] [8 Regression] Inefficient int to avx2 vector conversion

2017-11-30 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83203 --- Comment #5 from Uroš Bizjak --- Also, please note that in the past, new instructions from ISA n+1 were just bolted to existing patterns without much thought, under assumption that the new instructions are always faster than the old ones.

[Bug target/83203] [8 Regression] Inefficient int to avx2 vector conversion

2017-11-30 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83203 --- Comment #4 from Uroš Bizjak --- (In reply to Jakub Jelinek from comment #3) > Now, because this is generic tuning we force that into stack. > Though I must repeat for the nth time that this is very confusing; either > for some AMD chips (is

[Bug target/83203] [8 Regression] Inefficient int to avx2 vector conversion

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83203 Jakub Jelinek changed: What|Removed |Added CC||hubicka at gcc dot gnu.org,

[Bug c++/83226] [7 Regression] std::map with reference T breaks in C++17 mode

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83226 Jonathan Wakely changed: What|Removed |Added Known to work||8.0 Target Milestone|---

[Bug middle-end/83228] New: Remove optimistic assumptions about atomic ops in optab.c

2017-11-30 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83228 Bug ID: 83228 Summary: Remove optimistic assumptions about atomic ops in optab.c Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priori

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread urbanjost at comcast dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 --- Comment #2 from urbanjost at comcast dot net --- Thanks for checking on this so quickly. I did not reduce my example any further than I did because it would just print without padding with blanks the way I expected and not abort if I made it s

[Bug c++/83226] [7/8 Regression] std::map with reference T breaks in C++17 mode

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83226 --- Comment #1 from Jonathan Wakely --- Author: redi Date: Thu Nov 30 13:45:37 2017 New Revision: 255271 URL: https://gcc.gnu.org/viewcvs?rev=255271&root=gcc&view=rev Log: PR libstdc++/83226 avoid forming pointer-to-reference type PR li

[Bug target/83203] [8 Regression] Inefficient int to avx2 vector conversion

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83203 --- Comment #2 from Jakub Jelinek --- Broken with r254548. Self-contained testcase: typedef long long V __attribute__((vector_size (32))); V foo (long long x) { return (V) { x }; } I'll have a look.

[Bug c++/83204] [6/7/8 Regression] c++ -std=c++14 ICE in maybe_undo_parenthesized_ref, at cp/semantics.c:1694

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83204 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83227] New: [7 Regression] internal compiler error: in process_init_constructor_array

2017-11-30 Thread sgunderson at bigfoot dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83227 Bug ID: 83227 Summary: [7 Regression] internal compiler error: in process_init_constructor_array Product: gcc Version: unknown Status: UNCONFIRMED Severity: nor

[Bug c/83222] [8 regression] Inconsistent "initializer element is not constant" error

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83222 --- Comment #3 from Jakub Jelinek --- Created attachment 42752 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42752&action=edit gcc8-pr83222.patch Perhaps we can do something like this and in initializers try to behave more consistently ev

[Bug c/83222] [8 regression] Inconsistent "initializer element is not constant" error

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83222 --- Comment #2 from Jakub Jelinek --- Well, even GCC 7 and older were doing it, but only with -O1 and above.

[Bug c++/83226] [7/8 Regression] std::map with reference T breaks in C++17 mode

2017-11-30 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83226 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug fortran/82622] [PDT] ICE in structure_alloc_comps, at fortran/trans-array.c:8963

2017-11-30 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82622 Paul Thomas changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pault at gcc dot gnu.org --- Commen

[Bug libstdc++/21549] Configure options hard to find

2017-11-30 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21549 --- Comment #5 from Eric Gallager --- The issue of undocumented configure options also came up in bug 82824, although that was a tangent so I won't add it under "See Also" (In reply to Benjamin Kosnik from comment #3) > > As an aside, are a lo

[Bug target/83156] [8 regression] gcc.target/i386/pr82361-1.c fail

2017-11-30 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83156 Segher Boessenkool changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/81470] [8 Regression] Bootstrap comparison failures in gcc/ada

2017-11-30 Thread rai...@emrich-ebersheim.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81470 --- Comment #12 from Rainer Emrich --- (In reply to Olivier Hainque from comment #11) > Comment on attachment 42747 [details] > don't emit .cfi_personality/.cfi_lsda for !dwarf2 eh > > >diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c > >index 3d6

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #11 from rguenther at suse dot de --- On Thu, 30 Nov 2017, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 > > --- Comment #9 from Jakub Jelinek --- > Created attachment 42751 > --> https://gc

[Bug fortran/83225] [8.0 regression] runtime error in transfer.c

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83225 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug tree-optimization/83216] [8 regression] FAIL: gcc.dg/graphite/interchange-3.c

2017-11-30 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 Richard Biener changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug tree-optimization/83216] [8 regression] FAIL: gcc.dg/graphite/interchange-3.c

2017-11-30 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 --- Comment #8 from rguenther at suse dot de --- On Thu, 30 Nov 2017, clyon at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 > > Christophe Lyon changed: > >What|Removed |Added

[Bug c++/83226] New: [7 Regression] std::map with reference T breaks in C++17 mode

2017-11-30 Thread sgunderson at bigfoot dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83226 Bug ID: 83226 Summary: [7 Regression] std::map with reference T breaks in C++17 mode Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/83225] [8.0 regression] runtime error in transfer.c

2017-11-30 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83225 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug tree-optimization/83043] [8 Regression] FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times graphite "2 loops carried no dependency" 1 (found 0 times)

2017-11-30 Thread andrey.y.guskov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83043 Andrey Guskov changed: What|Removed |Added CC||andrey.y.guskov at intel dot com --- Co

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread andrey.y.guskov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #10 from Andrey Guskov --- Confirmed on Haswell and Silvermont.

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #9 from Jakub Jelinek --- Created attachment 42751 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42751&action=edit gcc8-pr83219.patch Untested fix.

[Bug target/83210] __builtin_mul_overflow() generates suboptimal code when exactly one argument is the constant 2

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83210 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug rtl-optimization/83213] [8 Regression] peephole bug with -O2

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83213 Jakub Jelinek changed: What|Removed |Added CC||hubicka at gcc dot gnu.org --- Comment #

[Bug fortran/83225] New: [8.0 regression] runtime error in transfer.c

2017-11-30 Thread juergen.reuter at desy dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83225 Bug ID: 83225 Summary: [8.0 regression] runtime error in transfer.c Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortra

[Bug target/83210] __builtin_mul_overflow() generates suboptimal code when exactly one argument is the constant 2

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83210 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Thu Nov 30 10:29:58 2017 New Revision: 255269 URL: https://gcc.gnu.org/viewcvs?rev=255269&root=gcc&view=rev Log: PR target/83210 * internal-fn.c (expand_mul_overflow): Opt

[Bug tree-optimization/83216] [8 regression] FAIL: gcc.dg/graphite/interchange-3.c

2017-11-30 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 Christophe Lyon changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #

[Bug tree-optimization/83216] [8 regression] FAIL: gcc.dg/graphite/interchange-3.c

2017-11-30 Thread thopre01 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 --- Comment #6 from Thomas Preud'homme --- (In reply to rguent...@suse.de from comment #5) > On November 29, 2017 4:35:12 PM GMT+01:00, "thopre01 at gcc dot gnu.org" > wrote: > >https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83216 > > > >--- Comme

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #8 from rguenther at suse dot de --- On Thu, 30 Nov 2017, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 > > --- Comment #6 from Jakub Jelinek --- > For the -fsanitize=unreachable, maybe just g

[Bug fortran/83224] creating character array from elements shorter than declared does not pad with whitespace properly and aborts

2017-11-30 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83224 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #7 from rguenther at suse dot de --- On Thu, 30 Nov 2017, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 > > --- Comment #5 from Jakub Jelinek --- > Because new __builtin_unreachable calls are

[Bug sanitizer/83219] [8 regression] c-c++-common/ubsan/unreachable-2.c fails starting with r255201

2017-11-30 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83219 --- Comment #6 from Jakub Jelinek --- For the -fsanitize=unreachable, maybe just gimple_seq_unreachable_p shouldn't return true ever if sanitize_flags_p (SANITIZE_UNREACHABLE).

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