[Bug bootstrap/84326] [8 Regression] build fails on powerpc64-linux-gnu when configured wth --with-cpu-32=power7 --with-cpu-64=power7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84326 Peter Bergner changed: What|Removed |Added Status|RESOLVED|CLOSED --- Comment #7 from Peter

[Bug go/84484] New: libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 Bug ID: 84484 Summary: libgo configure tests fail to find -latomic Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: go

[Bug tree-optimization/84419] [8 Regression] SPEC CPU2017/CPU2006 521/621, 527/627, 554/654, 445, 454, 481, 416 runfails after r256628 with march=skylake-avx512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84419 --- Comment #7 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Tue Feb 20 14:44:24 2018 New Revision: 257847 URL: https://gcc.gnu.org/viewcvs?rev=257847=gcc=rev Log: Fix incorrect TARGET_MEM_REF alignment (PR 84419)

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 --- Comment #23 from Andrey Guskov --- Tested. gcc8-pr82004.patch does not work on CPU2017::628.

[Bug c/84483] New: powerpc sub-optimal code generation - conditional relative branch to and over blr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84483 Bug ID: 84483 Summary: powerpc sub-optimal code generation - conditional relative branch to and over blr Product: gcc Version: 8.0.1 Status: UNCONFIRMED

[Bug target/84482] New: 437.leslie3d regresses on Haswell and SandyBridge at -O3 and -Ofast with generic march and tuning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84482 Bug ID: 84482 Summary: 437.leslie3d regresses on Haswell and SandyBridge at -O3 and -Ofast with generic march and tuning Product: gcc Version: 8.0 Status: UNCONFIRMED

[Bug target/84371] test case gcc.target/powerpc/builtins-3.c fails on power9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84371 --- Comment #4 from Will Schmidt --- The scope of the problem here seems to have changed in the last week. Now seeing a number of " error: builtin function '__builtin_altivec_neg_v2df' requires the '-mpower8-vector' option " will

[Bug fortran/84472] Missing finalization and memory leak

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84472 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 --- Comment #22 from Jakub Jelinek --- Author: jakub Date: Tue Feb 20 13:56:00 2018 New Revision: 257846 URL: https://gcc.gnu.org/viewcvs?rev=257846=gcc=rev Log: PR middle-end/82004 * match.pd (pow(C,x) -> exp(log(C)*x)): Delay

[Bug target/84481] New: 429.mcf with -O2 regresses by ~6% and ~4%, depending on tuning, on Zen compared to GCC 7.2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84481 Bug ID: 84481 Summary: 429.mcf with -O2 regresses by ~6% and ~4%, depending on tuning, on Zen compared to GCC 7.2 Product: gcc Version: 8.0 Status: UNCONFIRMED

[Bug bootstrap/84326] [8 Regression] build fails on powerpc64-linux-gnu when configured wth --with-cpu-32=power7 --with-cpu-64=power7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84326 Matthias Klose changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/84478] [8 Regression] pdftex miscompilation on i386

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84478 --- Comment #1 from Jakub Jelinek --- Seems the bug is introduced during forwprop3: --- pdftex-pdftex-pool.i.125t.dce3 2018-02-20 14:09:25.561460216 +0100 +++ pdftex-pdftex-pool.i.126t.forwprop3 2018-02-20 14:09:25.561460216 +0100 @@ -40,12

[Bug tree-optimization/84480] New: Unexpected -Wstringop-truncation on strncpy with string literal at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84480 Bug ID: 84480 Summary: Unexpected -Wstringop-truncation on strncpy with string literal at -O2 Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal

[Bug c/84477] [5 Regression] ICE in compute_live_loop_exits, at tree-ssa-loop-manip.c:255

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84477 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED

[Bug target/84475] pthread doesn't define _REENTRANT in preprocessor on riscv-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84475 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug c/84431] Suboptimal code for masked shifts (x86/x86-64)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84431 Uroš Bizjak changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/68733] [6/7/8 Regression] FAIL: libgomp.c/target-29.c (internal compiler error)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68733 --- Comment #18 from dave.anglin at bell dot net --- On 2018-02-19 10:21 PM, egallager at gcc dot gnu.org wrote: > so... can this bug be closed then? No!  Gcc must inter-operate with other compilers. The 32-bit hppa-hpux is not the only callee

[Bug driver/83193] Help for invalid -march= options from cc1 omits -march=native on x86-64, arm. aarch64, output also inconsistent

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 --- Comment #8 from Martin Liška --- Created attachment 43469 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43469=edit 3e) patch candidate

[Bug driver/83193] Help for invalid -march= options from cc1 omits -march=native on x86-64, arm. aarch64, output also inconsistent

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 --- Comment #9 from Martin Liška --- Created attachment 43470 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43470=edit 3c) patch candidate

[Bug driver/83193] Help for invalid -march= options from cc1 omits -march=native on x86-64, arm. aarch64, output also inconsistent

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 --- Comment #7 from Martin Liška --- Created attachment 43468 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43468=edit 2c) patch candidate

[Bug c/84477] [5 Regression] ICE in compute_live_loop_exits, at tree-ssa-loop-manip.c:255

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84477 Martin Liška changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug c/84477] [5 Regression] ICE in compute_live_loop_exits, at tree-ssa-loop-manip.c:255

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84477 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Known to work|

[Bug target/84479] [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84479 --- Comment #1 from Jakub Jelinek --- More details in https://bugzilla.redhat.com/1546898

[Bug target/84479] [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84479 Jakub Jelinek changed: What|Removed |Added Target||powerpc64le-linux-gnu

[Bug target/84479] New: [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84479 Bug ID: 84479 Summary: [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity:

[Bug driver/83193] Help for invalid -march= options from cc1 omits -march=native on x86-64, arm. aarch64, output also inconsistent

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 Martin Liška changed: What|Removed |Added CC||jgreenhalgh at gcc dot gnu.org,

[Bug driver/83193] Help for invalid -march= options from cc1 omits -march=native on x86-64, arm. aarch64, output also inconsistent

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 --- Comment #5 from Martin Liška --- Author: marxin Date: Tue Feb 20 12:18:07 2018 New Revision: 257844 URL: https://gcc.gnu.org/viewcvs?rev=257844=gcc=rev Log: Fix missing info for -march and -mtune wrong values on aarch64 (PR driver/83193).

[Bug target/82518] [6/7/8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 ktkachov at gcc dot gnu.org changed: What|Removed |Added Keywords||wrong-code

[Bug target/82518] [6/7/8 regression] gfortran.fortran-torture/execute/in-pack.f90 fails on armeb

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82518 ktkachov at gcc dot gnu.org changed: What|Removed |Added CC||ktkachov at gcc dot gnu.org

[Bug c/80787] gcc -Wmaybe-uninitialized false negative when compiling Emacs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80787 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/84478] [8 Regression] pdftex miscompilation on i386

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84478 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug tree-optimization/84478] New: [8 Regression] pdftex miscompilation on i386

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84478 Bug ID: 84478 Summary: [8 Regression] pdftex miscompilation on i386 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug middle-end/4210] should not warning with dead code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=4210 Eric Gallager changed: What|Removed |Added Status|SUSPENDED |NEW CC|

[Bug c/59753] -Woverflow warning inconsistency with signed constant conversion between T_MAX+1 and UT_MAX vs larger than UT_MAX

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59753 --- Comment #8 from Vincent Lefèvre --- Bug 41138 may be different because the target variable has an unsigned integer type. One may not necessarily want a warning when only unsigned integers are involved because much code uses the (standard)

[Bug c/71157] -Wnull-dereference false alarm in wrong function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71157 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/84475] pthread doesn't define _REENTRANT in preprocessor on riscv-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84475 --- Comment #1 from Jonathan Wakely --- Does it need to define it?

[Bug c++/84471] Instruction reordering happens in lambdas even with -O0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84471 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/84461] [8 regression] openjdk-10 fails to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84461 Andreas Schwab changed: What|Removed |Added Status|WAITING |NEW

[Bug c++/84461] [8 regression] openjdk-10 fails to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84461 --- Comment #2 from Andreas Schwab --- Created attachment 43467 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43467=edit Testcase

[Bug debug/83935] DWARF for a variant part is incorrect

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83935 --- Comment #8 from Pierre-Marie de Rodat --- Understood, thank you for the notice! As we have to tweak the spec one way or another for Ada, I suggest indeed we keep the way things are implemented in GCC today, waiting for the DWARF committee to

[Bug c++/84469] GCC rejects valid code in structured binding in range-based-for in template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84469 --- Comment #2 from Benjamin Buch --- Yes, of course not, sorry! Copy and paste failure, thanks for correcting.

[Bug c/80793] three signed conversion warnings for the same expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80793 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug c++/72769] ifstream Optimed Out ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72769 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c/37591] suppress "signed and unsigned" warnings when signed value known to be positive

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37591 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug c/70378] wrong warning with -Wconversion with explicit cast

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70378 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug c++/55077] implement and enable by default -Wliteral-conversion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55077 Eric Gallager changed: What|Removed |Added Keywords||diagnostic CC|

[Bug c++/84461] [8 regression] openjdk-10 fails to build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84461 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/65744] Some AVX512 instrinsics take __mmask16 instead of __mmask8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65744 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c/84477] New: internal compiler error: in compute_live_loop_exits, at tree-ssa-loop-manip.c:255

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84477 Bug ID: 84477 Summary: internal compiler error: in compute_live_loop_exits, at tree-ssa-loop-manip.c:255 Product: gcc Version: 5.4.0 Status: UNCONFIRMED

[Bug tree-optimization/83543] strlen of a local array member not optimized on some targets

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83543 Ramana Radhakrishnan changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/60018] Bogus conversion warning with optimization flag -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60018 Eric Gallager changed: What|Removed |Added Keywords||diagnostic CC|

[Bug c/84310] -falign-{labels,loops,jumps} with value >= 32768+1 cause a segfault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84310 --- Comment #3 from Martin Liška --- Author: marxin Date: Tue Feb 20 10:04:13 2018 New Revision: 257842 URL: https://gcc.gnu.org/viewcvs?rev=257842=gcc=rev Log: Add limit for maximal alignment options (PR c/84310). 2018-02-20 Martin Liska

[Bug target/79747] Missing documentation for -malign-{jumps,label,loops,functions}= and strange value range limitation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79747 --- Comment #4 from Martin Liška --- Author: marxin Date: Tue Feb 20 10:04:13 2018 New Revision: 257842 URL: https://gcc.gnu.org/viewcvs?rev=257842=gcc=rev Log: Add limit for maximal alignment options (PR c/84310). 2018-02-20 Martin Liska

[Bug c++/84434] [8 Regression] internal compiler error: tree check: expected var_decl or field_decl or function_decl or type_decl or template_decl, have using_decl in build_deduction_guide, at cp/pt.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84434 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/30357] Enum typecast warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=30357 Eric Gallager changed: What|Removed |Added Keywords||diagnostic CC|

[Bug c/60591] Report enum conversions as part of Wconversion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60591 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org

[Bug tree-optimization/84419] [8 Regression] SPEC CPU2017/CPU2006 521/621, 527/627, 554/654, 445, 454, 481, 416 runfails after r256628 with march=skylake-avx512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84419 --- Comment #6 from Alexander Nesterovskiy --- All the mentioned SPEC CPU2017/CPU2006 521/621, 527/627, 554/654, 445, 454, 481, 416 have finished successfully. Patch was applied to r257732.

[Bug c++/84469] GCC rejects valid code in structured binding in range-based-for in template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84469 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/84449] [7 Regression] ICE with constexpr and deleted destructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84449 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug c++/84445] [7 Regression] ICE with __builtin_launder and virtual function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84445 Jakub Jelinek changed: What|Removed |Added Summary|[7/8 Regression] ICE with |[7 Regression] ICE with

[Bug c++/84455] [8 Regression] ICE in build_call_a at gcc/cp/call.c:389 during error reporting

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84455 Paolo Carlini changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/35592] Want attribute to enable precision loss warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=35592 Eric Gallager changed: What|Removed |Added Keywords||diagnostic

[Bug c++/84446] [8 Regression] ICE with broken lambda

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84446 Paolo Carlini changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug c++/84446] [8 Regression] ICE with broken lambda

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84446 --- Comment #5 from paolo at gcc dot gnu.org --- Author: paolo Date: Tue Feb 20 09:02:12 2018 New Revision: 257841 URL: https://gcc.gnu.org/viewcvs?rev=257841=gcc=rev Log: /cp 2018-02-20 Paolo Carlini PR

[Bug target/28689] Cross compile internal error.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=28689 --- Comment #8 from Eric Gallager --- Created attachment 43465 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43465=edit output from compiling testcase (In reply to Eric Gallager from comment #7) > (In reply to Lee Adamson from comment

Invitation of Becoming the Editorial Member/Reviewer

Dear Sir or Madam, We publish peer-reviewed international academic journals dedicated to promoting the development of science and technology. Now we sincerely invite scholars and researchers to submit papers to the journals or to join us as one of the editorial board

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 --- Comment #24 from Arnd Bergmann --- (In reply to Martin Liška from comment #23) > That's definitely possible for GCC 9. Question is whether such change will > be sufficient for you. Do you expect it will reduce stack usage in the > desired

[Bug target/28689] Cross compile internal error.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=28689 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug testsuite/80551] c-c++-common/tsan/race_on_mutex.c fails on powerpc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80551 --- Comment #10 from Martin Liška --- (In reply to Segher Boessenkool from comment #9) > Nothing, it never reaches memset before it exits. Are you sure? I was able to place breakpoint on memset and ~14th iteration of the breakpoint was really

[Bug c++/84445] [7/8 Regression] ICE with __builtin_launder and virtual function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84445 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Tue Feb 20 08:22:31 2018 New Revision: 257840 URL: https://gcc.gnu.org/viewcvs?rev=257840=gcc=rev Log: PR c++/84445 * class.c (fixed_type_or_null) : Only test

[Bug c++/84449] [7/8 Regression] ICE with constexpr and deleted destructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84449 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Tue Feb 20 08:21:36 2018 New Revision: 257839 URL: https://gcc.gnu.org/viewcvs?rev=257839=gcc=rev Log: PR c++/84449 * tree.c (bot_manip): If build_cplus_new or

[Bug c++/84455] [8 Regression] ICE in build_call_a at gcc/cp/call.c:389 during error reporting

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84455 --- Comment #2 from Jakub Jelinek --- Author: jakub Date: Tue Feb 20 08:20:37 2018 New Revision: 257838 URL: https://gcc.gnu.org/viewcvs?rev=257838=gcc=rev Log: PR c++/84455 * pt.c (tsubst_lambda_expr): If not nested, increment

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