[Bug rtl-optimization/83506] New: [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 Bug ID: 83506 Summary: [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: ice-on-v

[Bug libstdc++/81797] gcc 7.1.0 fails to build on macOS 10.13 (High Sierra):

2017-12-20 Thread gcc at ryandesign dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81797 Ryan Schmidt changed: What|Removed |Added CC||gcc at ryandesign dot com --- Comment #47

[Bug gcov-profile/83505] [GCOV] a pointer assignment before a dead return statment lead to incorrect coverage in gcov

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83505 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/82404] Unnecessary instructions in switch table

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82404 --- Comment #12 from Martin Liška --- Author: marxin Date: Wed Dec 20 08:50:56 2017 New Revision: 255851 URL: https://gcc.gnu.org/viewcvs?rev=255851&root=gcc&view=rev Log: Add two test-cases for (PR middle-end/82404). 2017-12-20 Martin Liska

[Bug tree-optimization/83081] [8 regression][arm] gcc.dg/pr80218.c fails since r254888

2017-12-20 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83081 --- Comment #2 from Christophe Lyon --- It's still failing at r255848. My configure flags contain: --target=arm-none-linux-gnueabi --enable-checking --enable-languages=c,c++,fortran --with-float=soft --enable-build-with-cxx --with-mode=arm --wit

[Bug other/82965] [8 regression][armeb] gcc.dg/vect/pr79347.c starts failing after r254379

2017-12-20 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82965 --- Comment #3 from Christophe Lyon --- I filed this bug report after I bisected, so the regression I saw was caused by r254379. It's still present with r255848.

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83490] [8 Regression] ICE in find_call_stack_args, at dce.c:392

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83490 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Wed Dec 20 09:12:09 2017 New Revision: 255852 URL: https://gcc.gnu.org/viewcvs?rev=255852&root=gcc&view=rev Log: PR c++/83490 * calls.c (compute_argument_addresses): Ignor

[Bug c++/83504] incorrect attribute const interpretation on function overloads

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83504 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

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

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

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

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 Martin Liška changed: What|Removed |Added Target Milestone|--- |8.0

[Bug rtl-optimization/83500] gcc.dg/tree-prof/switch-case-1.c fails on aarch64

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83500 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/83499] [8 Regression] bootstrap fails in stage3 on arm-linux-gnueabihf (as: unaligned opcodes detected in executable segment)

2017-12-20 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83499 ktkachov at gcc dot gnu.org changed: What|Removed |Added CC||ktkachov at gcc dot gnu.org

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 --- Comment #2 from prathamesh3492 at gcc dot gnu.org --- Sorry for the breakage, I will take a look. Regards, Prathamesh

[Bug rtl-optimization/83494] [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1468: unable to find a register to spill with -flive-range-shrinkage

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83494 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/82975] [6/7 Regression] ICE in baseness at rtlanal.c:6220

2017-12-20 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82975 --- Comment #9 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Wed Dec 20 09:29:13 2017 New Revision: 255853 URL: https://gcc.gnu.org/viewcvs?rev=255853&root=gcc&view=rev Log: [arm] PR target/82975: Guard against reg_renumber being NU

[Bug c++/83481] ICE in const-ref structured bindings.

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83481 Martin Liška changed: What|Removed |Added Keywords||ice-on-valid-code, |

[Bug rtl-optimization/83494] [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1468: unable to find a register to spill with -flive-range-shrinkage

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83494 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug rtl-optimization/83475] [8 Regression] ICE: verify_flow_info failed (error: non-cold basic block 3 reachable only by paths crossing the cold partition)

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83475 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83459] [8 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with --param=sched-pressure-algorithm=2

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83459 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83398] [8 Regression] ICE: in try_ready, at haifa-sched.c:7524 with -O2 -fsched2-use-superblocks -g

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83398 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83500] gcc.dg/tree-prof/switch-case-1.c fails on aarch64

2017-12-20 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83500 Christophe Lyon changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #

[Bug lto/83380] disk full while writing LTO files leads to ICE

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83380 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug middle-end/58598] ICE: SIGSEGV (write after free) with -O -flto -fno-fat-lto-objects -fvtable-verify=std

2017-12-20 Thread zsojka at seznam dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58598 Zdenek Sojka changed: What|Removed |Added Known to work||6.4.0, 7.2.0 Known to fail|

[Bug target/83507] New: [8 Regression] ICE in internal_dfa_insn_code_* for powerpc targets

2017-12-20 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83507 Bug ID: 83507 Summary: [8 Regression] ICE in internal_dfa_insn_code_* for powerpc targets Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: ice-on-valid-c

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

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

2017-12-20 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83508 Bug ID: 83508 Summary: [8 regression][arm] c-c++-common/Wrestrict.c fails since r255836 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug target/83409] arc: "internal compiler error: in extract_constrain_insn" with -O3

2017-12-20 Thread arnd at linaro dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83409 Arnd Bergmann changed: What|Removed |Added Keywords|needs-reduction | --- Comment #1 from Arnd Bergmann ---

[Bug target/83105] [8 regression] arm-*-*eabihf: error: -mfloat-abi=hard: selected processor lacks an FPU

2017-12-20 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83105 --- Comment #4 from Richard Earnshaw --- Author: rearnsha Date: Wed Dec 20 10:30:00 2017 New Revision: 255858 URL: https://gcc.gnu.org/viewcvs?rev=255858&root=gcc&view=rev Log: [arm] PR target/83105: Minor change of default CPU for arm-linux-gnu

[Bug target/83105] [8 regression] arm-*-*eabihf: error: -mfloat-abi=hard: selected processor lacks an FPU

2017-12-20 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83105 --- Comment #5 from Richard Earnshaw --- Fixed. We now select ARM10E as the default CPU when --with-float={hard,softfp} is specified.

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 --- Comment #4 from Jakub Jelinek --- Though, I guess the real bug is that ipa_free_fn_summary (); is no longer called for -fno-ipa-pure-const. While the ipa_inline pass had unconditional gate and so it was freed always if !flag_wpa, ipa-pure-co

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 --- Comment #5 from prathamesh3492 at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #4) > Though, I guess the real bug is that ipa_free_fn_summary (); is no longer > called for -fno-ipa-pure-const. While the ipa_inline pass had unco

[Bug ipa/83506] [8 Regression] ICE: Segmentation fault in force_nonfallthru_and_redirect

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83506 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug testsuite/83462] [8 regression] c-c++-common/Warray-bounds-3.c fails on arm-none-eabi

2017-12-20 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83462 --- Comment #3 from Richard Earnshaw --- (In reply to Jakub Jelinek from comment #1) > Does arm-none-eabi imply -ffreestanding or something similar? The testcase > certainly completely fails with -ffreestanding on x86_64-linux. No. But it's no

[Bug target/82092] gcc fails to link genmodes on darwin (cfiStartsArray[i] != cfiStartsArray[i-1])

2017-12-20 Thread gcc at ryandesign dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82092 Ryan Schmidt changed: What|Removed |Added CC||gcc at ryandesign dot com --- Comment #6

[Bug target/83467] [7/8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1476: unable to find a register to spill with -flive-range-shrinkage -m8bit-idiv

2017-12-20 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83467 Uroš Bizjak changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug rtl-optimization/83494] [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1468: unable to find a register to spill with -flive-range-shrinkage

2017-12-20 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83494 Uroš Bizjak changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/83467] [7/8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1476: unable to find a register to spill with -flive-range-shrinkage -m8bit-idiv

2017-12-20 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83467 --- Comment #3 from Uroš Bizjak --- *** Bug 83494 has been marked as a duplicate of this bug. ***

[Bug other/82965] [8 regression][armeb] gcc.dg/vect/pr79347.c starts failing after r254379

2017-12-20 Thread ro at CeBiTec dot Uni-Bielefeld.DE
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82965 --- Comment #4 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #3 from Christophe Lyon --- [...] > It's still present with r255848. Same on sparc-sun-solaris2* as of r255834. Rainer

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

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug rtl-optimization/83367] static global constructors stack memory corruption

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83367 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #1 from igor.v.tsimbalist at intel dot com --- The reason of this ICE is not in CET implementation itself, it's an induced error. The actual reason is in keeping isa bits. There are two different flags to keep ISA bits (for i386): x86_

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #2 from igor.v.tsimbalist at intel dot com --- Created attachment 42930 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42930&action=edit patch

[Bug gcov-profile/83509] New: gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread tulipawn at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 Bug ID: 83509 Summary: gcov-dump-8 unable to dump any gcda files Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: gcov-

[Bug c++/83331] Compile time evaluation of cbrt does not match library evaluation

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83331 Martin Liška changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug demangler/83313] A whole lot of symbols cannot be demangled

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83313 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #3 from Jakub Jelinek --- Working on a patch that moves HLE, MOVBE, CLZERO and MWAITX to isa_flags2 and VBMI2 and SHSTK to isa_flags. The rule of thumb is that if some isa mask option appears with |, then either all the ored options

[Bug middle-end/83276] ICE in pre_and_rev_post_order_compute, at cfganal.c:1050

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83276 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/80791] [8 regression] test case gcc.dg/sms-1.c fail2 starting with r247885

2017-12-20 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80791 --- Comment #6 from amker at gcc dot gnu.org --- So before the change, ivotps dump is like: [15.00%]: _15 = (unsigned int) m_8(D); ivtmp.10_16 = _15 * 8; [100.00%]: # i_5 = PHI # sh_6 = PHI <256(2), sh_10(4)> # ivtmp.10_18 = PHI

[Bug demangler/83313] A whole lot of symbols cannot be demangled

2017-12-20 Thread jeanmichael.celerier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83313 --- Comment #2 from Jean-Michaël Celerier --- @Martin Liška I'm using the default arch linux toolchain which is reasonably up-to-date AFAIK: $ g++ --version g++ (GCC) 7.2.1 20171128 $ ld.gold --version GNU gold (GNU Binutils 2.

[Bug gcov-profile/83509] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

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

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83213 Martin Liška changed: What|Removed |Added Last reconfirmed||2017-12-20 CC|

[Bug gcov-profile/83509] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 --- Comment #2 from Martin Liška --- And please provide also gcno file corresponding to the gcda file.

[Bug demangler/83313] A whole lot of symbols cannot be demangled

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83313 --- Comment #3 from Martin Liška --- Thanks. And is the software publicly available so that one can build it?

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

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83193 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/80791] [8 regression] test case gcc.dg/sms-1.c fail2 starting with r247885

2017-12-20 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80791 --- Comment #7 from amker at gcc dot gnu.org --- So dump of optimized pass is: ;; Function f (f, funcdef_no=0, decl_uid=2557, cgraph_uid=0, symbol_order=1) Removing basic block 5 __attribute__((noinline)) f (int m) { int sh; int i; sizetype

[Bug rtl-optimization/80791] [8 regression] test case gcc.dg/sms-1.c fail2 starting with r247885

2017-12-20 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80791 --- Comment #8 from amker at gcc dot gnu.org --- So whole expanded rtl is: ;; ;; Full RTL generated for this function: ;; 1: NOTE_INSN_DELETED 5: NOTE_INSN_BASIC_BLOCK 2 2: r160:DI=%3:DI 3: NOTE_INSN_FUNCTION_BEG 4: r157:DI=0x1

[Bug c++/83107] -Wshift-count-overflow does not report left shift count >= width in some cases.

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83107 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/83144] ICE using trailing return type and constexpr with GCC 7.X

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83144 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #4 from Jakub Jelinek --- Created attachment 42932 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42932&action=edit gcc8-pr83488.patch Untested fix. Note I think the patch should also fix -mavx512vbmi2 -mno-avx512f not disabli

[Bug ipa/83065] [8 Regression] SPEC CPU2017 523/623 compfail (ICE)

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83065 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #5 from Jakub Jelinek --- The "The patch has a fix for wrong setting of OPTION_MASK_ISA_AVX512F_SET for -mavx512vnni option, which has also effect on CET." part of the patch is still needed, please submit it separately. And if you do

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #6 from igor.v.tsimbalist at intel dot com --- I haven't look into all the cases but I think there are similar cases with OPTION_MASK_ISA_AVX512F and OPTION_MASK_ISA_AVX512VL.

[Bug ipa/83065] [8 Regression] SPEC CPU2017 523/623 compfail (ICE)

2017-12-20 Thread andrey.y.guskov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83065 --- Comment #2 from Andrey Guskov --- Standard base6 options: -Ofast -funroll-loops

[Bug c++/83331] Compile time evaluation of cbrt does not match library evaluation

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83331 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/83487] [8 Regression] ICE in expand_call, at calls.c:4098

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83487 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #7

[Bug middle-end/83487] [8 Regression] ICE in expand_call, at calls.c:4098

2017-12-20 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83487 --- Comment #8 from Marek Polacek --- Yeah, that sounds like a reasonable thing to do to me.

[Bug rtl-optimization/82982] [8 Regression] ICE: qsort checking failed (error: qsort comparator non-negative on sorted output: 5) in ready_sort_real in haifa scheduler

2017-12-20 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82982 --- Comment #3 from Alexander Monakov --- > Can it be a duplicate of PR83459? No, this is a separate issue (the root cause here is different from the issue in sched-pressure ordering heuristic found by Jakub in the other bug).

[Bug middle-end/83487] [8 Regression] ICE in expand_call, at calls.c:4098

2017-12-20 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83487 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #7 from Jakub Jelinek --- Testcase for the other ICE fixed by this patch: /* { dg-do compile } */ /* { dg-options "-mavx512vbmi2 -mno-avx512f" } */ typedef long long __v8di __attribute__((vector_size (64))); void foo (__v8di *a, __v

[Bug ipa/83065] [8 Regression] SPEC CPU2017 523/623 compfail (ICE)

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83065 --- Comment #3 from Martin Liška --- Even using the affected revision, I'm unable to reproduce that with: OPTIMIZE= -Ofast -funroll-loops -g -march=haswell -fpermissive -fgnu89-inline Can you please provide whole command line that invok

[Bug c/83510] New: Recent changes for -Warray-bounds trigger false positive

2017-12-20 Thread sirl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83510 Bug ID: 83510 Summary: Recent changes for -Warray-bounds trigger false positive Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priorit

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #8 from Jakub Jelinek --- (In reply to igor.v.tsimbalist from comment #6) > I haven't look into all the cases but I think there are similar cases with > OPTION_MASK_ISA_AVX512F and OPTION_MASK_ISA_AVX512VL. Which ones do you mean? W

[Bug c++/81055] [6/7/8 Regression] ICE with invalid initializer for array new

2017-12-20 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81055 Paolo Carlini changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |paolo.carlini at oracle dot com

[Bug c++/81055] [6/7/8 Regression] ICE with invalid initializer for array new

2017-12-20 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81055 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug libstdc++/83511] New: Missing default argument for basic_string_view::substr

2017-12-20 Thread kaballo86 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83511 Bug ID: 83511 Summary: Missing default argument for basic_string_view::substr Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

2017-12-20 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 --- Comment #6 from Wilco --- Patch: https://gcc.gnu.org/ml/gcc-patches/2017-12/msg01357.html

[Bug middle-end/58598] ICE: SIGSEGV (write after free) with -O -flto -fno-fat-lto-objects -fvtable-verify=std

2017-12-20 Thread egallager at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58598 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug rtl-optimization/83512] New: [8 Regression] ICE: in df_compact_blocks, at df-core.c:1729 with -freorder-blocks-algorithm=simple

2017-12-20 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83512 Bug ID: 83512 Summary: [8 Regression] ICE: in df_compact_blocks, at df-core.c:1729 with -freorder-blocks-algorithm=simple Product: gcc Version: 8.0 Status: UNCONFIRMED

[Bug rtl-optimization/83512] [8 Regression] ICE: in df_compact_blocks, at df-core.c:1729 with -freorder-blocks-algorithm=simple

2017-12-20 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83512 --- Comment #1 from Arseny Solokha --- I've finally cloned PR82881 as I apparently don't have permissions to reopen that PR. I'm also adding another similar testcase for the case: int u3; int w7 (int *a9) { for (;;) { for (*a9 = 0;

[Bug gcov-profile/83509] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread tulipawn at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 --- Comment #3 from PeteVine --- OK, the following command was used to obtain the gcno/gcda files: $ gcc-8 -O3 -fprofile-generate -ftest-coverage sudoku.c && ./a.out Unlike the gcda file, gcno is dumpable with gcov-dump-8.

[Bug gcov-profile/83509] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread tulipawn at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 --- Comment #4 from PeteVine --- Created attachment 42934 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42934&action=edit corresponding C/gcda/gcno files

[Bug target/80837] [7/8 regression] x86 accessing a member of a 16-byte atomic object generates terrible code: splitting/merging the bytes

2017-12-20 Thread matt at godbolt dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80837 Matt Godbolt changed: What|Removed |Added CC||matt at godbolt dot org --- Comment #7 fr

[Bug gcov-profile/83509] [8 Regression] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 Martin Liška changed: What|Removed |Added Status|WAITING |ASSIGNED Known to work|

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 Jakub Jelinek changed: What|Removed |Added CC||kyukhin at gcc dot gnu.org,

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #10 from igor.v.tsimbalist at intel dot com --- The bit OPTION_MASK_ISA_AVX512VNNI may have OPTION_MASK_ISA_AVX512VL bit set also. But these bits are from different isa flags.

[Bug c++/83490] [8 Regression] ICE in find_call_stack_args, at dce.c:392

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83490 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #11 from Jakub Jelinek --- $ grep 'OPTION_MASK_ISA_AVX512VNNI.*|' i386-builtins.def $ grep '|.*OPTION_MASK_ISA_AVX512VNNI' i386-builtins.def So, at least I can't find that.

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #12 from Jakub Jelinek --- If it is due to a bug in i386-builtins.def, with my patch there are just 60 bits in isa_flags and thus a couple of further isa bits could be moved there if really needed. And as I said earlier, I think it i

[Bug gcov-profile/83509] [8 Regression] gcov-dump-8 unable to dump any gcda files

2017-12-20 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83509 --- Comment #6 from Martin Liška --- Patch sent: https://gcc.gnu.org/ml/gcc-patches/2017-12/msg01361.html

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #13 from Jakub Jelinek --- And, if we run out of easy move ideas, we could make a copy of the ISA_64BIT so that we'd have it in both flag sets (and keep it synced) and move all AVX512 related stuff to isa_flags2 and everything else to

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #14 from igor.v.tsimbalist at intel dot com --- ok, maybe I was wrong. But my point is OPTION_MASK_ISA_AVX512VL may be used with new/future instructions likely. This bit is in isa_flags set, which is full now, so it will require reorde

[Bug target/83488] [8 Regression] ICE on a CET test-case

2017-12-20 Thread igor.v.tsimbalist at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83488 --- Comment #15 from igor.v.tsimbalist at intel dot com --- (In reply to Jakub Jelinek from comment #13) > And, if we run out of easy move ideas, we could make a copy of the ISA_64BIT > so that we'd have it in both flag sets (and keep it synced) a

[Bug bootstrap/83396] [8 Regression] Bootstrap failures with Statement Frontiers

2017-12-20 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83396 --- Comment #84 from Alexandre Oliva --- Author: aoliva Date: Wed Dec 20 14:48:34 2017 New Revision: 255895 URL: https://gcc.gnu.org/viewcvs?rev=255895&root=gcc&view=rev Log: [SFN] debug markers before labels no more Make sure that gimple and R

[Bug target/81084] [8 Regression] powerpcspe port full of confusing configury / command-line options not related to SPE

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81084 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #6

[Bug preprocessor/83492] [7/8 Regression] Optimized search_line_fast breaks preprocessor on aarch64_be

2017-12-20 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83492 --- Comment #5 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Wed Dec 20 15:07:01 2017 New Revision: 255896 URL: https://gcc.gnu.org/viewcvs?rev=255896&root=gcc&view=rev Log: [PATCH, PR83492] Fix selection of aarch64 big-endian shift

[Bug preprocessor/83492] [7 Regression] Optimized search_line_fast breaks preprocessor on aarch64_be

2017-12-20 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83492 Jakub Jelinek changed: What|Removed |Added Summary|[7/8 Regression] Optimized |[7 Regression] Optimized

[Bug middle-end/83487] [8 Regression] ICE in expand_call, at calls.c:4098

2017-12-20 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83487 --- Comment #9 from Marek Polacek --- Well, this seems to fix it. --- a/gcc/stor-layout.c +++ b/gcc/stor-layout.c @@ -1882,6 +1882,12 @@ finalize_type_size (tree type) /* Handle empty records as per the x86-64 psABI. */ TYPE_EMPTY_P (typ

[Bug c++/83504] incorrect attribute const interpretation on function overloads

2017-12-20 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83504 Martin Sebor changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever confirmed|1

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