[Bug tree-optimization/64946] [AArch64] gcc.target/aarch64/vect-abs-compile.c - "abs" vectorization fails for char/short types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64946 --- Comment #17 from Shiva Chen --- Hi, Richard Thanks for the explanation :) So the transformation (short)abs((int)short_var) -> abs (short_var) should guard by TYPE_OVERFLOW_WRAPS because when TYPE_OVERFLOW_WRAPS is true, signed operation

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 --- Comment #2 from Zdenek Sojka --- I cannot upload any attachment to bugzilla (requests just time out), so here it is as a plain text: $ cat testcase.c typedef unsigned short v64u16 __attribute__ ((vector_size (64))); v64u16 foo (v64u16 p1) {

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 Andrew Pinski changed: What|Removed |Added Target||x86_64-pc-linux-gnu Target

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 --- Comment #1 from Zdenek Sojka --- Created attachment 38649 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38649=edit reduced testcase

[Bug tree-optimization/71428] New: [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 Bug ID: 71428 Summary: [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump) Product: gcc Version: 7.0 Status: UNCONFIRMED

[Bug ada/71413] [7 Regression] bootstrap (gnat) broken on arm-linux-gnueabi*

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71413 --- Comment #2 from Bernd Schmidt --- Oof, I don't think I'll be able to reproduce an Ada failure on ARM. Can you narrow the problem down a bit, identifying what the differences are?

[Bug target/71389] [7 Regression] ICE on trunk gcc on ivybridge target (df_refs_verify)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71389 --- Comment #7 from uros at gcc dot gnu.org --- Author: uros Date: Sun Jun 5 22:55:35 2016 New Revision: 237111 URL: https://gcc.gnu.org/viewcvs?rev=237111=gcc=rev Log: PR target/71389 * config/i386/i386.c

[Bug target/71389] [7 Regression] ICE on trunk gcc on ivybridge target (df_refs_verify)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71389 Uroš Bizjak changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug fortran/71404] [7 Regression] 416.gamess in SPEC CPU 2006 failed to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71404 Jerry DeLisle changed: What|Removed |Added Status|NEW |ASSIGNED --- Comment #9 from Jerry

[Bug fortran/71404] [7 Regression] 416.gamess in SPEC CPU 2006 failed to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71404 --- Comment #8 from Jerry DeLisle --- Author: jvdelisle Date: Sun Jun 5 19:58:38 2016 New Revision: 237109 URL: https://gcc.gnu.org/viewcvs?rev=237109=gcc=rev Log: 2016-06-05 Jerry DeLisle PR fortran/71404

[Bug ada/71413] [7 Regression] bootstrap (gnat) broken on arm-linux-gnueabi*

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71413 Andreas Schwab changed: What|Removed |Added Target|arm-linux-gnueabihf,|arm-*-*,

[Bug tree-optimization/52171] memcmp/strcmp/strncmp can be optimized when the result is tested for [in]equality with 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52171 --- Comment #12 from Andreas Schwab --- This breaks ada bootstrap on ia64, causing bootstrap comparison failure. Bootstrap comparison failure! gcc/ada/sem_ch13.o differs make[1]: *** [compare] Error 1

[Bug fortran/71404] [7 Regression] 416.gamess in SPEC CPU 2006 failed to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71404 --- Comment #7 from Jerry DeLisle --- Author: jvdelisle Date: Sun Jun 5 19:49:59 2016 New Revision: 237108 URL: https://gcc.gnu.org/viewcvs?rev=237108=gcc=rev Log: 2016-06-05 Jerry DeLisle PR fortran/71404

[Bug c/71426] New: gcc ICE on x86_64-linux-gnu in get_parm_info, at c/c-decl.c:7059

/absozero/trunk/root-gcc --enable-languages=c,c++ --disable-werror --enable-multilib Thread model: posix gcc version 7.0.0 20160605 (experimental) [trunk revision 237097] (GCC) $ gcc-trunk a.c a.c:1:33: error: ‘ID1’ undeclared here (not in a function) signed * * ID0 ( inline ID1 [ + ID1 % 3.14 - ID1

[Bug c++/71425] GCC does not implement C++/WG21 DR 1399/1388

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71425 --- Comment #1 from Johannes Schaub --- (This bug report is due to https://stackoverflow.com/questions/37645347/clang-does-not-infer-template-argument-in-variadic-template-function-with-vararg)

[Bug c++/71425] New: GCC does not implement C++/WG21 DR 1399/1388

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71425 Bug ID: 71425 Summary: GCC does not implement C++/WG21 DR 1399/1388 Product: gcc Version: 6.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/71424] New: std::initializer_list<T[N]>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71424 Bug ID: 71424 Summary: std::initializer_list Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords: rejects-valid Severity: normal Priority: P3

[Bug tree-optimization/70923] [7 regression] gcc.dg/vect/pr60092.c etc. FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70923 --- Comment #9 from Marc Glisse --- (In reply to r...@cebitec.uni-bielefeld.de from comment #7) > It does: I just completed a sparc-sun-solaris2.12 bootstrap and the > failures are gone. Unfortunately, the patch introduced new new > regression:

[Bug fortran/69659] [6/7 Regression] ICE on using option -frepack-arrays, in gfc_conv_descriptor_data_get

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69659 --- Comment #11 from vehre at gcc dot gnu.org --- Waiting one week for any regressions to occur before closing.

[Bug fortran/69659] [6/7 Regression] ICE on using option -frepack-arrays, in gfc_conv_descriptor_data_get

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69659 --- Comment #10 from vehre at gcc dot gnu.org --- Author: vehre Date: Sun Jun 5 18:09:27 2016 New Revision: 237107 URL: https://gcc.gnu.org/viewcvs?rev=237107=gcc=rev Log: gcc/testsuite/ChangeLog: 2016-06-05 Andre Vehreschild

[Bug tree-optimization/70923] [7 regression] gcc.dg/vect/pr60092.c etc. FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70923 --- Comment #8 from Rainer Orth --- Created attachment 38647 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38647=edit vect-iv-9.c.149t.vect

[Bug tree-optimization/70923] [7 regression] gcc.dg/vect/pr60092.c etc. FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70923 --- Comment #7 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #6 from Marc Glisse --- [...] > Does it help? It does: I just completed a sparc-sun-solaris2.12 bootstrap and the failures are gone. Unfortunately, the patch introduced

[Bug fortran/69659] [6/7 Regression] ICE on using option -frepack-arrays, in gfc_conv_descriptor_data_get

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69659 --- Comment #9 from vehre at gcc dot gnu.org --- Author: vehre Date: Sun Jun 5 17:20:54 2016 New Revision: 237105 URL: https://gcc.gnu.org/viewcvs?rev=237105=gcc=rev Log: gcc/testsuite/ChangeLog: 2016-06-05 Andre Vehreschild

[Bug tree-optimization/71423] [6/7 Regression] wrong code at -Os and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71423 --- Comment #2 from Marc Glisse --- match.pd has transformations like (~X & Y) -> X < Y for types of precision 1. It looks like those are only valid if the type is unsigned, the comparison should be reversed (Y < X) if the type is signed. I

[Bug tree-optimization/71423] [6/7 Regression] wrong code at -Os and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71423 Marc Glisse changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/71423] New: wrong code at -Os and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71423 Bug ID: 71423 Summary: wrong code at -Os and above on x86_64-linux-gnu Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug target/67310] [PATCH] gcc 4.8.4 fails to compile with -march=native on VIA nano CPU

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67310 Uroš Bizjak changed: What|Removed |Added Target Milestone|--- |4.9.4

[Bug target/67310] [PATCH] gcc 4.8.4 fails to compile with -march=native on VIA nano CPU

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67310 --- Comment #22 from uros at gcc dot gnu.org --- Author: uros Date: Sun Jun 5 15:52:01 2016 New Revision: 237101 URL: https://gcc.gnu.org/viewcvs?rev=237101=gcc=rev Log: Backport from mainline 2016-06-01 Uros Bizjak

[Bug target/67310] [PATCH] gcc 4.8.4 fails to compile with -march=native on VIA nano CPU

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67310 --- Comment #21 from uros at gcc dot gnu.org --- Author: uros Date: Sun Jun 5 15:47:50 2016 New Revision: 237100 URL: https://gcc.gnu.org/viewcvs?rev=237100=gcc=rev Log: Backport from mainline 2016-06-01 Uros Bizjak

[Bug c++/71420] "‘type’ is not a class type" error for address-of operator overloaded for enum type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71420 flashmozzg at gmail dot com changed: What|Removed |Added CC||flashmozzg at gmail dot com

[Bug target/67310] [PATCH] gcc 4.8.4 fails to compile with -march=native on VIA nano CPU

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67310 --- Comment #20 from uros at gcc dot gnu.org --- Author: uros Date: Sun Jun 5 15:45:44 2016 New Revision: 237099 URL: https://gcc.gnu.org/viewcvs?rev=237099=gcc=rev Log: Backport from mainline 2016-06-01 Uros Bizjak

[Bug c/71422] New: Total size of static objects is not limited

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71422 Bug ID: 71422 Summary: Total size of static objects is not limited Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug c++/49377] Template specialization attributes cause type mismatches when used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49377 Paolo Carlini changed: What|Removed |Added Status|NEW |RESOLVED CC|rmorell at

[Bug c++/49377] Template specialization attributes cause type mismatches when used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49377 --- Comment #2 from paolo at gcc dot gnu.org --- Author: paolo Date: Sun Jun 5 15:08:22 2016 New Revision: 237098 URL: https://gcc.gnu.org/viewcvs?rev=237098=gcc=rev Log: 2016-06-05 Paolo Carlini PR

[Bug c++/49377] Template specialization attributes cause type mismatches when used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49377 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug bootstrap/71421] New: trunk bootstrap is broken

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71421 Bug ID: 71421 Summary: trunk bootstrap is broken Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap

[Bug tree-optimization/70923] [7 regression] gcc.dg/vect/pr60092.c etc. FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70923 --- Comment #6 from Marc Glisse --- Created attachment 38646 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38646=edit tentative patch (you can ignore the expr.c bit, it is just because bootstrap is currently broken on some platforms)

[Bug c++/71420] New: "‘type’ is not a class type" error for address-of operator overloaded for enum type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71420 Bug ID: 71420 Summary: "‘type’ is not a class type" error for address-of operator overloaded for enum type Product: gcc Version: 5.3.0 Status: UNCONFIRMED

[Bug c++/71419] New: cortex-a9 IRQ

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71419 Bug ID: 71419 Summary: cortex-a9 IRQ Product: gcc Version: 6.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned

[Bug target/71208] [6 regression] mmix: C++ code fails to link

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71208 --- Comment #5 from Hans-Peter Nilsson --- JFTR: I have a feeling there's a (non-build-machinery) target-specific bug here too, one that trigs a binutils bug. In any case, I have to build gcc for myself to avoid a back-and-forth game of

[Bug target/71208] [6 regression] mmix: C++ code fails to link

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71208 --- Comment #4 from Hans-Peter Nilsson --- Hmmm. I have problems building gcc-6.1.0 for mmix, by the methods that has worked in the past and to the best of my knowledge are the official ones. First, from a separate directory, I build and

[Bug target/66960] Add interrupt attribute to x86 backend

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66960 --- Comment #8 from Dominique d'Humieres --- > Added: > trunk/gcc/testsuite/gcc.dg/guality/pr68037-1.c > trunk/gcc/testsuite/gcc.dg/guality/pr68037-2.c > trunk/gcc/testsuite/gcc.dg/guality/pr68037-3.c These tests fail on darwin:

[Bug tree-optimization/71408] [7 Regression] wrong code at -Os and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71408 --- Comment #4 from kugan at gcc dot gnu.org --- Patch posted for review at https://gcc.gnu.org/ml/gcc-patches/2016-06/msg00330.html

[Bug tree-optimization/42587] bswap not recognized for memory

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42587 --- Comment #9 from Andreas Schwab --- The test fails on powerpc, both -m32 and -m64.

[Bug tree-optimization/70390] [6/7 Regression] internal compiler error: in copy_loop_close_phi_args, at graphite-isl-ast-to-gimple.c:2114

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70390 --- Comment #5 from vries at gcc dot gnu.org --- (In reply to Richard Biener from comment #2) > Not sure if the GRAPHITE assert is necessary or merely a hint that some > optimization didn't apply - that is, do we actually generate wrong-code > if

[Bug c/71418] New: gcc ICE on x86_64-linux-gnu in min_align_of_type, at stor-layout.c:2402

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71418 Bug ID: 71418 Summary: gcc ICE on x86_64-linux-gnu in min_align_of_type, at stor-layout.c:2402 Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/71415] std::filesystem::exists that does not throw sets error code if file does not exist

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71415 --- Comment #1 from Martin Ejdestig --- Sorry, a copy paste error slipped in. Last print out should be: std::cout << "error_code operator bool: " << (error_code ? true : false) << '\n'; Output is still the same though.

[Bug c++/55434] const array with elements initialized by constructor marked non-const in debug info

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55434 Paolo Carlini changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---