[Bug tree-optimization/83963] [8 Regression] [graphite] ICE in merge_sese, at graphite-scop-detection.c:517

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83963 --- Comment #6 from Richard Biener --- Author: rguenth Date: Tue Jan 23 08:00:20 2018 New Revision: 256973 URL: https://gcc.gnu.org/viewcvs?rev=256973&root=gcc&view=rev Log: 2018-01-23 Richard Biener PR tree-optimization/83963

[Bug fortran/83977] [8 Regression] ICE in simd_clone_clauses_extract, at omp-simd-clone.c:184

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83977 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83913] [6/7/8 Regression] Compile time and memory hog w/ selective scheduling

2018-01-23 Thread abel at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83913 Andrey Belevantsev changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |abel at gcc dot gnu.org ---

[Bug rtl-optimization/83972] ICE in code_motion_process_successors, at sel-sched.c:6398

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83972 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Version|unknown

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread hurwic8 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #4 from Rafał Mszal --- Created attachment 43210 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43210&action=edit Basic example of main funtion with LTO failure. This is simple example of observed LTO issue. RTC1_IRQHandler is

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread hurwic8 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #5 from Rafał Mszal --- Created attachment 43211 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43211&action=edit Makefile that causes failure.

[Bug fortran/83975] [8 Regression] ICE in set_parm_default_def_partition, at tree-ssa-coalesce.c:1919

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83975 --- Comment #4 from Richard Biener --- Somehow the VAR_DECL for 'y' is in the PARM_DECL chain for the FUNCTION_DECL s: > QI size unit-size align:8 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type 0x7fff

[Bug middle-end/83977] [8 Regression] ICE in simd_clone_clauses_extract, at omp-simd-clone.c:184

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83977 Richard Biener changed: What|Removed |Added Keywords||openmp Priority|P3

[Bug c++/83979] [8 Regression] ICE with pointer comparison

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83979 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread hurwic8 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #6 from Rafał Mszal --- Created attachment 43212 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43212&action=edit Startup file for the nRF52 microcontroller. This is typical startup for nRF5x microcontrollers. The main thing th

[Bug target/83986] [8 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2348

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83986 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug middle-end/83977] [8 Regression] ICE in simd_clone_clauses_extract, at omp-simd-clone.c:184

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83977 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug sanitizer/83987] [6/7/8 Regression] ICE with OpenMP, sanitizer and virtual bases

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83987 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread hurwic8 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #7 from Rafał Mszal --- Thanks for response. I've send some basic example of the failure. However, it needs some others file to compile and link, like linker, SystemInit function decalration and so on. I've just send you most import

[Bug c++/83988] New: Internal compiler error in tsubst_baselink

2018-01-23 Thread csaba_22 at yahoo dot co.uk
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83988 Bug ID: 83988 Summary: Internal compiler error in tsubst_baselink Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 Richard Biener changed: What|Removed |Added Status|WAITING |NEW CC|

[Bug sanitizer/83987] [6/7/8 Regression] ICE with OpenMP, sanitizer and virtual bases

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83987 --- Comment #2 from Jakub Jelinek --- Perhaps free_lang_data pass could drop DECL_VALUE_EXPRs from DECL_IGNORED_P variables, because those will not be useful for debug info anyway.

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #9 from Richard Biener --- Still not 100% sure which Handler should prevail in resolving the symbol for Dispatch. Currently it seems the non-weak one prevails which looks correct. I think in both cases the resolution from GNU ld is

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 --- Comment #10 from rguenther at suse dot de --- On Tue, 23 Jan 2018, hurwic8 at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 > > --- Comment #7 from Rafał Mszal --- > Thanks for response. > > I've send some basi

[Bug fortran/83975] [8 Regression] ICE in set_parm_default_def_partition, at tree-ssa-coalesce.c:1919

2018-01-23 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83975 Janne Blomqvist changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jb at gcc dot gnu.org --- Comme

[Bug fortran/83975] [8 Regression] ICE in set_parm_default_def_partition, at tree-ssa-coalesce.c:1919

2018-01-23 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83975 Janne Blomqvist changed: What|Removed |Added Status|NEW |WAITING URL|

[Bug sanitizer/83987] [6/7/8 Regression] ICE with OpenMP, sanitizer and virtual bases

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83987 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c/83989] New: -Wrestrict false positive with malloc-style functions

2018-01-23 Thread sirl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83989 Bug ID: 83989 Summary: -Wrestrict false positive with malloc-style functions Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug testsuite/83983] FAIL: g++.dg/lto/pr83121 (test for LTO warnings, pr83121_0.C line 8)

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83983 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/83989] [8 Regression] -Wrestrict false positive with malloc-style functions

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83989 Richard Biener changed: What|Removed |Added Keywords||diagnostic CC|

[Bug c++/83947] [8 Regression] ICE on invalid C++ code with auto: in tsubst_decl, at cp/pt.c:13046

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83947 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/83964] [8 Regression] ICE in extract_insn, at recog.c:2304

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83964 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug tree-optimization/83965] [8 Regression] ICE in vectorize_fold_left_reduction, at tree-vect-loop.c:6154

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83965 --- Comment #1 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Tue Jan 23 10:42:10 2018 New Revision: 256976 URL: https://gcc.gnu.org/viewcvs?rev=256976&root=gcc&view=rev Log: Disable some patterns for fold-left reductions (PR 83965

[Bug target/83888] [8 regression] new failures after r256639 on armhf

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83888 --- Comment #3 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Tue Jan 23 10:42:32 2018 New Revision: 256977 URL: https://gcc.gnu.org/viewcvs?rev=256977&root=gcc&view=rev Log: Fix vect_float markup for a couple of tests (PR 83888)

[Bug tree-optimization/83965] [8 Regression] ICE in vectorize_fold_left_reduction, at tree-vect-loop.c:6154

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83965 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolutio

[Bug target/83888] [8 regression] new failures after r256639 on armhf

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83888 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolutio

[Bug rtl-optimization/83985] Compile time hog for 32-bit BE powerpc targets

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83985 --- Comment #1 from Jakub Jelinek --- Started with r254602.

[Bug rtl-optimization/83985] [8 Regression] Compile time hog for 32-bit BE powerpc targets

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83985 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83988] [8 Regression] Internal compiler error in tsubst_baselink

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83988 David Malcolm changed: What|Removed |Added Keywords||ice-on-valid-code Priority|P3

[Bug c++/83990] New: Spurious "potential null pointer dereference" warning regression from 7.1 onwards

2018-01-23 Thread TonyELewis at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83990 Bug ID: 83990 Summary: Spurious "potential null pointer dereference" warning regression from 7.1 onwards Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severit

[Bug tree-optimization/81082] [8 Regression] Failure to vectorise after reassociating index computation

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81082 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c++/83990] Spurious "potential null pointer dereference" warning regression from 7.1 onwards

2018-01-23 Thread TonyELewis at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83990 --- Comment #1 from Tony E Lewis --- Created attachment 43218 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43218&action=edit Verbose output from GCC 7.2.0 [Ubuntu 17.10]

[Bug tree-optimization/83510] [8 Regression] Recent changes for -Warray-bounds trigger false positive

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83510 --- Comment #7 from David Malcolm --- Author: dmalcolm Date: Tue Jan 23 11:10:47 2018 New Revision: 256980 URL: https://gcc.gnu.org/viewcvs?rev=256980&root=gcc&view=rev Log: -Warray-bounds: Fix false positive in some "switch" stmts (PR tree-opti

[Bug tree-optimization/83312] [8 regression] bogus -Warray-bounds warning

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83312 --- Comment #11 from David Malcolm --- Author: dmalcolm Date: Tue Jan 23 11:10:47 2018 New Revision: 256980 URL: https://gcc.gnu.org/viewcvs?rev=256980&root=gcc&view=rev Log: -Warray-bounds: Fix false positive in some "switch" stmts (PR tree-opt

[Bug tree-optimization/83510] [8 Regression] Recent changes for -Warray-bounds trigger false positive

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83510 David Malcolm changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/56456] [meta-bug] bogus/missing -Warray-bounds

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56456 Bug 56456 depends on bug 83510, which changed state. Bug 83510 Summary: [8 Regression] Recent changes for -Warray-bounds trigger false positive https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83510 What|Removed |A

[Bug rtl-optimization/83962] [8 Regression] ICE: verify_flow_info failed (too many outgoing branch edges from bb 8)

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83962 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83950] [8 regression] error: no matching function for call to ‘folly::dynamic::at(size_t&) const’

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83950 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83962] [6/7/8 Regression] ICE: verify_flow_info failed (too many outgoing branch edges from bb 8)

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83962 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 CC|

[Bug tree-optimization/81082] [8 Regression] Failure to vectorise after reassociating index computation

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81082 --- Comment #6 from Richard Biener --- So moving the transform to match.pd will only have an effect in late VRP given we need loop header copying to derive a range for the bNs. The following is what I've done, remove the problematic foldings fro

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #6

[Bug rtl-optimization/81443] [7/8 regression] build/genrecog.o: virtual memory exhausted: Cannot allocate memory

2018-01-23 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81443 Eric Botcazou changed: What|Removed |Added Component|middle-end |rtl-optimization --- Comment #15 from Er

[Bug c++/83988] [8 Regression] Internal compiler error in tsubst_baselink

2018-01-23 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83988 Nathan Sidwell changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug rtl-optimization/81443] [7/8 regression] build/genrecog.o: virtual memory exhausted: Cannot allocate memory

2018-01-23 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81443 Eric Botcazou changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment #

[Bug lto/81440] -Wlto-type-mismatch warning with flexible array in struct

2018-01-23 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81440 --- Comment #6 from Martin Liška --- Patch candidate: https://gcc.gnu.org/ml/gcc-patches/2018-01/msg01942.html

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 --- Comment #7 from Jakub Jelinek --- Actually, the bug seems to FAIL at random, as shown by: while :; do echo -n .; make check RUNTESTFLAGS=prettyprinters.exp=80276.cc > /dev/null 2>/dev/null; grep -q ^FAIL testsuite/libstdc++.log && break; done

[Bug target/83986] [6/7/8 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2348

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83986 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug target/83986] [6/7/8 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2348

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83986 Jakub Jelinek changed: What|Removed |Added Target Milestone|8.0 |6.5

[Bug rtl-optimization/83962] [6/7/8 Regression] ICE: verify_flow_info failed (too many outgoing branch edges from bb 8)

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83962 Jakub Jelinek changed: What|Removed |Added Target Milestone|8.0 |6.5

[Bug tree-optimization/83991] New: [8 regression] gcc.dg/vect/pr79347.c fail

2018-01-23 Thread andrey.y.guskov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83991 Bug ID: 83991 Summary: [8 regression] gcc.dg/vect/pr79347.c fail Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-opti

[Bug go/83992] New: wrong debug info: wrong NOTE_INSN_BLOCK_BEG placement causes

2018-01-23 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83992 Bug ID: 83992 Summary: wrong debug info: wrong NOTE_INSN_BLOCK_BEG placement causes Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Pri

[Bug tree-optimization/82819] [8 Regression] [graphite] ICE in set_codegen_error, at graphite-isl-ast-to-gimple.c:206

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82819 --- Comment #3 from Richard Biener --- I _think_ that in this particular case (and maybe others) we can avoid the issue by not telling ISL anything about s4 -- this means treating s4 += xn (which has associated PHIs and loop-closed PHIs) as black

[Bug rtl-optimization/81443] [7/8 regression] build/genrecog.o: virtual memory exhausted: Cannot allocate memory

2018-01-23 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81443 --- Comment #17 from rguenther at suse dot de --- On Tue, 23 Jan 2018, ebotcazou at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81443 > > Eric Botcazou changed: > >What|Removed |Ad

[Bug tree-optimization/83991] [8 regression] gcc.dg/vect/pr79347.c fail

2018-01-23 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83991 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 Jonathan Wakely changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug target/82851] [8 regression] g++.dg/vect/slp-pr56812.cc, i386/avx2-vpaddq-3.c, i386/avx2-vpsubq-3.c fails

2018-01-23 Thread andrey.y.guskov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82851 Andrey Guskov changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug c++/83958] [7/8 Regression] ICE: Segmentation fault (in find_decomp_class_base)

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83958 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Tue Jan 23 13:52:23 2018 New Revision: 256984 URL: https://gcc.gnu.org/viewcvs?rev=256984&root=gcc&view=rev Log: PR c++/83958 * decl.c (cp_finish_decomp): Diagnose if refe

[Bug c++/83958] [7 Regression] ICE: Segmentation fault (in find_decomp_class_base)

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83958 Jakub Jelinek changed: What|Removed |Added Summary|[7/8 Regression] ICE: |[7 Regression] ICE: |S

[Bug c++/83978] [8 Regression] ICE in determine_visibility

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83978 --- Comment #2 from Jakub Jelinek --- Author: jakub Date: Tue Jan 23 14:04:18 2018 New Revision: 256985 URL: https://gcc.gnu.org/viewcvs?rev=256985&root=gcc&view=rev Log: PR c++/82882 PR c++/83978 * g++.dg/cpp0x/pr82882.C

[Bug c++/82882] [8 regression] ICE Segmentation fault

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82882 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Tue Jan 23 14:04:18 2018 New Revision: 256985 URL: https://gcc.gnu.org/viewcvs?rev=256985&root=gcc&view=rev Log: PR c++/82882 PR c++/83978 * g++.dg/cpp0x/pr82882.C

[Bug c++/82882] [8 regression] ICE Segmentation fault

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82882 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/83720] [8 Regression] ICE: in mangle_decl, at cp/mangle.c:3847

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83720 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/83988] [8 Regression] Internal compiler error in tsubst_baselink

2018-01-23 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83988 Nathan Sidwell changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/83988] [8 Regression] Internal compiler error in tsubst_baselink

2018-01-23 Thread nathan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83988 --- Comment #3 from Nathan Sidwell --- Author: nathan Date: Tue Jan 23 14:08:11 2018 New Revision: 256986 URL: https://gcc.gnu.org/viewcvs?rev=256986&root=gcc&view=rev Log: [PR c++/839888] Baselink tsubst ICE https://gcc.gnu.org/ml/gcc-patches/

[Bug c++/83993] New: error: constant not recomputed when ADDR_EXPR changed

2018-01-23 Thread falk at debian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83993 Bug ID: 83993 Summary: error: constant not recomputed when ADDR_EXPR changed Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug c++/83993] error: constant not recomputed when ADDR_EXPR changed

2018-01-23 Thread falk at debian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83993 --- Comment #1 from Falk Hueffner --- /tmp% cat test.cc extern const int table[]; const int* const ptable = &table[0]; int f() { return ptable[0]; }

[Bug c++/83974] [8 Regression] ICE in cxx_eval_constant_expression

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83974 --- Comment #3 from David Malcolm --- Candidate patch: https://gcc.gnu.org/ml/gcc-patches/2018-01/msg01955.html

[Bug tree-optimization/81082] [8 Regression] Failure to vectorise after reassociating index computation

2018-01-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81082 --- Comment #7 from Richard Biener --- FAIL: gcc.dg/tree-ssa/loop-15.c scan-tree-dump-times optimized " + " 0 (found 2 times) the loop is gone but we end up with unfolded _1 = (unsigned int) n_5; _10 = _1 + 4294967295; _6 = (int) _10;

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

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82258 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org

[Bug target/83851] [8 regression] gcc.dg/vect/pr53185-2.c fails on armeb after r256634

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83851 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|rsa

[Bug c++/83993] [8 Regression] ICE: constant not recomputed when ADDR_EXPR changed

2018-01-23 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83993 David Malcolm changed: What|Removed |Added Keywords||ice-on-valid-code Priority|P3

[Bug target/83851] [8 regression] gcc.dg/vect/pr53185-2.c fails on armeb after r256634

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83851 --- Comment #3 from rsandifo at gcc dot gnu.org --- To give a few more details, the loop in question is: .L3: mov ip, r3 add r3, r3, #48 cmp r3, r4 vld3.32 {d16, d18, d20}, [ip]! vld3.32 {d17,

[Bug target/83994] New: %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

2018-01-23 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 Bug ID: 83994 Summary: %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: wrong

[Bug target/83995] New: ICE: cross compiling for cr16-elf on msys2

2018-01-23 Thread gcc at wijen dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83995 Bug ID: 83995 Summary: ICE: cross compiling for cr16-elf on msys2 Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug target/83986] [6/7/8 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2348

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83986 Jakub Jelinek changed: What|Removed |Added CC||segher at gcc dot gnu.org,

[Bug tree-optimization/81082] [8 Regression] Failure to vectorise after reassociating index computation

2018-01-23 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81082 --- Comment #8 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #6) > So moving the transform to match.pd will only have an effect in late VRP > given we need loop header copying to derive a range for the bNs. > > T

[Bug c++/83947] [8 Regression] ICE on invalid C++ code with auto: in tsubst_decl, at cp/pt.c:13046

2018-01-23 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83947 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

2018-01-23 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #1 fr

[Bug target/83862] powerpc: ICE in signbit testcase

2018-01-23 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83862 --- Comment #3 from Michael Meissner --- Author: meissner Date: Tue Jan 23 15:07:00 2018 New Revision: 256987 URL: https://gcc.gnu.org/viewcvs?rev=256987&root=gcc&view=rev Log: [gcc] 2018-01-23 Michael Meissner Back port from trunk

[Bug target/83862] powerpc: ICE in signbit testcase

2018-01-23 Thread meissner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83862 --- Comment #4 from Michael Meissner --- GCC 6 backport applied, GCC 7 backport waiting for GCC 7.3 to ship, before applying the patch.

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 Jakub Jelinek changed: What|Removed |Added CC||palves at gcc dot gnu.org --- Comment #9

[Bug lto/83967] LTO removes C functions declared as weak in assembler(depending on files order in linking)

2018-01-23 Thread prof7bit at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83967 Bernd K changed: What|Removed |Added CC||prof7bit at gmail dot com --- Comment #11 from

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-23 Thread palves at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 Pedro Alves changed: What|Removed |Added CC||palves at redhat dot com --- Comment #10 f

[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

2018-01-23 Thread fw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 --- Comment #2 from Florian Weimer --- It's still callee-saved, so it is picked by get_scratch_register_on_entry if it is saved by the function, under the assumption that it is used only after the prologue has saved it and there is no need to sav

[Bug lto/81440] -Wlto-type-mismatch warning with flexible array in struct

2018-01-23 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81440 --- Comment #7 from Martin Liška --- Author: marxin Date: Tue Jan 23 15:46:02 2018 New Revision: 256989 URL: https://gcc.gnu.org/viewcvs?rev=256989&root=gcc&view=rev Log: Handle trailing arrays in ODR warning (PR lto/81440). 2018-01-23 Martin

[Bug go/83992] wrong debug info: wrong NOTE_INSN_BLOCK_BEG placement causes TestCrashDumpsAllThreads gotools testcase failure

2018-01-23 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83992 --- Comment #1 from Ian Lance Taylor --- In the 147t.cddce2 dump (as dumped with -fdump-tree-all-lineno) I see this: [local count: 1063004407]: # j_8 = PHI <[foo.go:6:7] 0(3), [foo.go:6:31] j_5(6)> # DEBUG j => j_8 [foo.go:6:31] j_5 = j

[Bug lto/81440] -Wlto-type-mismatch warning with flexible array in struct

2018-01-23 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81440 Martin Liška changed: What|Removed |Added Known to work||8.0 Known to fail|

[Bug c++/83993] [7/8 Regression] ICE: constant not recomputed when ADDR_EXPR changed

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83993 Jakub Jelinek changed: What|Removed |Added Priority|P1 |P2 CC|

[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

2018-01-23 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 --- Comment #3 from Jeffrey A. Law --- I think the problem here is that we don't force the register saves to happen prior to probing.

[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

2018-01-23 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 Jeffrey A. Law changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83993] [7/8 Regression] ICE: constant not recomputed when ADDR_EXPR changed

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83993 --- Comment #4 from Jakub Jelinek --- The clang++ error on e is: pr83993-2.C:5:22: error: constexpr variable 'e' must be initialized by a constant expression constexpr const int *e = &a[10]; ^ ~~ pr83993-2.C:5:27: note:

[Bug tree-optimization/83991] [8 regression] gcc.dg/vect/pr79347.c fail

2018-01-23 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83991 Martin Liška changed: What|Removed |Added Status|ASSIGNED|WAITING --- Comment #2 from Martin Liška

[Bug tree-optimization/83992] wrong debug info: wrong NOTE_INSN_BLOCK_BEG placement causes TestCrashDumpsAllThreads gotools testcase failure

2018-01-23 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83992 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug middle-end/70895] OpenACC: loop reduction does not work. Output is zero.

2018-01-23 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70895 Tom de Vries changed: What|Removed |Added CC||vries at gcc dot gnu.org --- Comment #9 f

[Bug tree-optimization/82604] [8 Regression] SPEC CPU2006 410.bwaves ~50% performance regression with trunk@253679 when ftree-parallelize-loops is used

2018-01-23 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82604 --- Comment #18 from amker at gcc dot gnu.org --- Author: amker Date: Tue Jan 23 16:47:03 2018 New Revision: 256990 URL: https://gcc.gnu.org/viewcvs?rev=256990&root=gcc&view=rev Log: PR tree-optimization/82604 * tree-loop-distribu

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