[Bug preprocessor/96323] [11 Regression] ICE in lex_raw_string, at libcpp/lex.c:1764 since r11-498-ged63c387aa0bc184

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96323 Martin Liška changed: What|Removed |Added Known to fail||11.0 Last reconfirmed|

[Bug c++/95820] [10 Regression] ICE in splice_late_return_type, at cp/pt.c:29034

2020-07-27 Thread slyfox at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95820 Sergei Trofimovich changed: What|Removed |Added Target Milestone|10.2|11.0 --- Comment #10 from Sergei Tr

[Bug c++/96311] false positive for -Wunused-but-set-variable (const/constexpr identifier used in generic lambda)

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96311 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug lto/45375] [meta-bug] Issues with building Mozilla (i.e. Firefox) with LTO

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375 --- Comment #224 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:7f5c0f328eced560a204bb8e3eae0d45795dd235 commit r11-2338-g7f5c0f328eced560a204bb8e3eae0d45795dd235 Author: Martin Liska Date: Fr

[Bug fortran/96320] gfortran 8-10 shape mismatch in assumed-length dummy argument character array

2020-07-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96320 Paul Thomas changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pault at gcc dot gnu.org

[Bug preprocessor/96323] [11 Regression] ICE in lex_raw_string, at libcpp/lex.c:1764 since r11-498-ged63c387aa0bc184

2020-07-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96323 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0 Priority|P3

[Bug c++/96311] false positive for -Wunused-but-set-variable (const/constexpr identifier used in generic lambda)

2020-07-27 Thread tilkax at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96311 --- Comment #2 from Tillmann Karras --- (In reply to Martin Liška from comment #1) > Confirmed, but it seems the code is rejected with clang: > [...] > Is it a valid test-case? I think so. There is a bug report for Clang: https://bugs.llvm.org/

[Bug middle-end/96326] [10/11 Regression] Incorrect loop optimization at -O3 since r10-4803-g8489e1f45b50600c

2020-07-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96326 Richard Biener changed: What|Removed |Added Resolution|--- |INVALID Status|NEW

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0 Priority|P3

[Bug preprocessor/96323] [11 Regression] ICE in lex_raw_string, at libcpp/lex.c:1764 since r11-498-ged63c387aa0bc184

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96323 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread mark at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 Mark Wielaard changed: What|Removed |Added Status|NEW |ASSIGNED --- Comment #2 from Mark Wielaa

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread mark at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 --- Comment #4 from Mark Wielaard --- (In reply to Jakub Jelinek from comment #3) > Created attachment 48930 [details] > gcc11-pr96328.patch > > I wrote this for it (the first hunk is similar). Yours is nicer because it fixes just the specific

[Bug c++/96329] New: [11 Regression] ICE : tree check: expected string_cst, have error_mark in cp_parser_linkage_specification, at cp/parser.c:14640

2020-07-27 Thread haoxintu at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96329 Bug ID: 96329 Summary: [11 Regression] ICE : tree check: expected string_cst, have error_mark in cp_parser_linkage_specification, at cp/parser.c:14640 Product: gcc

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 --- Comment #5 from Jakub Jelinek --- Created attachment 48931 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48931&action=edit gcc11-pr96328-alt.patch If you want, we could call the safe_previous_token also in the other spot, while we don

[Bug c++/96311] [8/9/10/11 Regression] false positive for -Wunused-but-set-variable (const/constexpr identifier used in generic lambda)

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96311 Jakub Jelinek changed: What|Removed |Added Status|WAITING |NEW Summary|false positive fo

[Bug fortran/95612] [9/10/11 Regression] ICE in gfc_check_pointer_assign, at fortran/expr.c:4274

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95612 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Mark Eggleston : https://gcc.gnu.org/g:3eb264bd241598b27b765e198690a7cf4a2d91f8 commit r10-8536-g3eb264bd241598b27b765e198690a7cf4a2d91f8 Author: Mark Eggleston

[Bug c++/96311] [8/9/10/11 Regression] false positive for -Wunused-but-set-variable (const/constexpr identifier used in generic lambda)

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96311 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 CC|

[Bug c++/96329] [11 Regression] ICE : tree check: expected string_cst, have error_mark in cp_parser_linkage_specification, at cp/parser.c:14640

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96329 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW CC|

[Bug tree-optimization/96058] [10/11 Regression] ICE in c_getstr at gcc/fold-const.c:15475

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96058 Martin Liška changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug lto/45375] [meta-bug] Issues with building Mozilla (i.e. Firefox) with LTO

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375 --- Comment #225 from CVS Commits --- The releases/gcc-10 branch has been updated by Martin Liska : https://gcc.gnu.org/g:f93ce9ea23e1806ccf9d8cd1640fc14596f54be8 commit r10-8537-gf93ce9ea23e1806ccf9d8cd1640fc14596f54be8 Author: Martin Liska D

[Bug c++/96328] [11 Regression] Single keyword "friend" makes GCC ICE in cp_lexer_previous_token, at cp/parser.c:769 since r11-891-g1dc83b460653c29f

2020-07-27 Thread mark at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96328 --- Comment #6 from Mark Wielaard --- (In reply to Jakub Jelinek from comment #5) > Created attachment 48931 [details] > gcc11-pr96328-alt.patch > > If you want, we could call the safe_previous_token also in the other spot, > while we don't have

[Bug c/96293] Extraneously noisy "taking address of packed member may result in an unaligned pointer value"

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96293 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug target/96289] Unnecessary saving and re-testing of the carry flag with __builtin_usub_overflow

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96289 Jakub Jelinek changed: What|Removed |Added Last reconfirmed||2020-07-27 Status|UNCONFIRME

[Bug fortran/96320] gfortran 8-10 shape mismatch in assumed-length dummy argument character array

2020-07-27 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96320 Dominique d'Humieres changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug bootstrap/96203] [11 Regression] LTO bootstrap with --enable-cet is broken

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96203 --- Comment #17 from CVS Commits --- The master branch has been updated by H.J. Lu : https://gcc.gnu.org/g:c4c22e830251e1961c6ebec78d28d039eb2e6017 commit r11-2361-gc4c22e830251e1961c6ebec78d28d039eb2e6017 Author: H.J. Lu Date: Thu Jul 16 07

[Bug bootstrap/96203] [11 Regression] LTO bootstrap with --enable-cet is broken

2020-07-27 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96203 H.J. Lu changed: What|Removed |Added Resolution|--- |FIXED Status|WAITING

[Bug libstdc++/96324] two semantic errors in polymorphic allocator for Ranges because it is attributed by constexpr.

2020-07-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96324 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2020-07-27 Ever confirmed|0

[Bug c++/96331] New: Class template argument deduction (CTAD) with Concepts

2020-07-27 Thread nicole.king464 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96331 Bug ID: 96331 Summary: Class template argument deduction (CTAD) with Concepts Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Com

[Bug c++/96330] New: Constexpr variables cannot be used in the template context.

2020-07-27 Thread steve_green at qq dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96330 Bug ID: 96330 Summary: Constexpr variables cannot be used in the template context. Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal P

[Bug fortran/95612] [9/10/11 Regression] ICE in gfc_check_pointer_assign, at fortran/expr.c:4274

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95612 --- Comment #5 from CVS Commits --- The releases/gcc-9 branch has been updated by Mark Eggleston : https://gcc.gnu.org/g:5574b84469263eeaa3e6b40da18b743d7b0fa5dd commit r9-8769-g5574b84469263eeaa3e6b40da18b743d7b0fa5dd Author: Mark Eggleston D

[Bug c++/96331] Class template argument deduction (CTAD) with Concepts

2020-07-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96331 Jonathan Wakely changed: What|Removed |Added Resolution|--- |INVALID Status|UNCONFIRMED

[Bug libgcc/96332] New: Asan (libasan) deadlock inside a malloc

2020-07-27 Thread raster at rasterman dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96332 Bug ID: 96332 Summary: Asan (libasan) deadlock inside a malloc Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgcc

[Bug fortran/95612] [9/10/11 Regression] ICE in gfc_check_pointer_assign, at fortran/expr.c:4274

2020-07-27 Thread markeggleston at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95612 markeggleston at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug libgcc/96332] Asan (libasan) deadlock inside a malloc

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96332 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug libgcc/96332] Asan (libasan) deadlock inside a malloc

2020-07-27 Thread raster at rasterman dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96332 --- Comment #2 from Carsten Haitzler --- oh sorry - my bad. i didn't realize i had pasted it twice. a single bt - only a single thread at the time (info threads in gdb reports just one).

[Bug fortran/77504] [8/9/10/11 Regression] "is used uninitialized" with allocatable string and array constructors

2020-07-27 Thread dev-zero at gentoo dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77504 --- Comment #23 from Tiziano Müller --- (In reply to Thomas Koenig from comment #21) > (In reply to Tiziano Müller from comment #19) > > I have yet another (more complicated) case, but this time not reproducible > > with gcc-7.5, only with 9 and

[Bug ipa/96291] [10/11 Regression] -flto fails as "internal compiler error: Segmentation fault" during IPA pass: cp incall_for_symbol_thunks_and_aliases()

2020-07-27 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96291 Martin Jambor changed: What|Removed |Added Assignee|jamborm at gcc dot gnu.org |slyfox at inbox dot ru --- Commen

[Bug c++/96329] [11 Regression] ICE : tree check: expected string_cst, have error_mark in cp_parser_linkage_specification, at cp/parser.c:14640

2020-07-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96329 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0 Priority|P3

[Bug tree-optimization/96128] [11 Regression] ICE in do_store_flag, at expr.c:12247 since r11-1445-g502d63b6d6141597bb18fd23c87736a1b384cf8f

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96128 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:55c9695cbe91c406805ac0cd342949f32f13b779 commit r11-2362-g55c9695cbe91c406805ac0cd342949f32f13b779 Author: Martin Liska Date: Mon

[Bug tree-optimization/96128] [11 Regression] ICE in do_store_flag, at expr.c:12247 since r11-1445-g502d63b6d6141597bb18fd23c87736a1b384cf8f

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96128 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/96306] gcn libgomp build broken after "libomp: Add omp_depend_kind to omp_lib.{f90,h}"

2020-07-27 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96306 Thomas Schwinge changed: What|Removed |Added Target Milestone|--- |11.0 Status|UNCONFIRMED

[Bug target/95730] GCN offloading ICEs after commit fe7ebef7fe4f9acb79658ed9db0749b07efc3105 "Add support for __builtin_bswap128"

2020-07-27 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95730 Thomas Schwinge changed: What|Removed |Added Target Milestone|--- |11.0 Status|NEW

[Bug c++/96333] New: Regression on concepts constraint checking

2020-07-27 Thread joel.falcou at lri dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96333 Bug ID: 96333 Summary: Regression on concepts constraint checking Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug middle-end/96334] New: [og10] ICEs with commit 0122024b1908497bfe520361798579895bd75588 "openacc: Shared memory layout optimisation"

2020-07-27 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96334 Bug ID: 96334 Summary: [og10] ICEs with commit 0122024b1908497bfe520361798579895bd75588 "openacc: Shared memory layout optimisation" Product: gcc Version: og10 (d

[Bug c++/96333] Regression on concepts constraint checking

2020-07-27 Thread barry.revzin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96333 Barry Revzin changed: What|Removed |Added CC||barry.revzin at gmail dot com --- Comment

[Bug c++/96333] [10/11 Regression] Regression on concepts constraint checking

2020-07-27 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96333 Richard Biener changed: What|Removed |Added Known to fail||10.2.0, 11.0 Summary|Regress

[Bug middle-end/96335] New: [10/11 Regression] ICE in maybe_warn_rdwr_sizes since r10-4929

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96335 Bug ID: 96335 Summary: [10/11 Regression] ICE in maybe_warn_rdwr_sizes since r10-4929 Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/96335] [10/11 Regression] ICE in maybe_warn_rdwr_sizes since r10-4929

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96335 Jakub Jelinek changed: What|Removed |Added Target Milestone|--- |10.3 Assignee|unassigned at gc

[Bug tree-optimization/96058] [10/11 Regression] ICE in c_getstr at gcc/fold-const.c:15475

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96058 --- Comment #12 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:7355a9408b990cdd20db91e2e1ba0b03e801d6a6 commit r11-2364-g7355a9408b990cdd20db91e2e1ba0b03e801d6a6 Author: Martin Liska Date: Mon

[Bug middle-end/96335] [10/11 Regression] ICE in maybe_warn_rdwr_sizes since r10-4929

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96335 --- Comment #1 from Jakub Jelinek --- Created attachment 48933 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48933&action=edit gcc11-pr96335.patch Untested fix.

[Bug tree-optimization/96058] [11 Regression] ICE in c_getstr at gcc/fold-const.c:15475

2020-07-27 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96058 Martin Liška changed: What|Removed |Added Summary|[10/11 Regression] ICE in |[11 Regression] ICE in

[Bug c++/96333] [10/11 Regression] Regression on concepts constraint checking

2020-07-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96333 Jonathan Wakely changed: What|Removed |Added Keywords|needs-bisection | --- Comment #2 from Jonathan Wakely

[Bug ipa/96235] Segmentation fault with "-Og -fno-dce -fno-tree-dce -finline-small-functions -fipa-sra"

2020-07-27 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96235 Martin Jambor changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug ipa/93385] [10/11 Regression] wrong code with u128 modulo at -O2 -fno-dce -fno-ipa-cp -fno-tree-dce

2020-07-27 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93385 Martin Jambor changed: What|Removed |Added CC||suochenyao at 163 dot com --- Comment #3

[Bug c++/96333] [10/11 Regression] Regression on concepts constraint checking

2020-07-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96333 --- Comment #3 from Jonathan Wakely --- The commit is: c++: Refinements to "more constrained". P2113 from the last C++ meeting clarified that we only compare constraints on functions or function templates that have equivalent templa

[Bug target/96313] [AArch64] vqmovun* return types should be unsigned

2020-07-27 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96313 Richard Earnshaw changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug fortran/95397] [Fortran/OpenACC] Wrong results with 'loop vector' inside 'routine'

2020-07-27 Thread tschwinge at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95397 Thomas Schwinge changed: What|Removed |Added Status|WAITING |NEW Last reconfirmed|2020-07-25 00:0

[Bug tree-optimization/96336] New: Multiple multiplications fails to optimize

2020-07-27 Thread fazedo at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96336 Bug ID: 96336 Summary: Multiple multiplications fails to optimize Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-o

[Bug tree-optimization/96336] Multiple multiplications fails to optimize

2020-07-27 Thread fazedo at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96336 --- Comment #1 from Fabio Azevedo --- int f(int x) { return x*x*x*x*x*x*x*x*x*x*x*x*x*x*x*x; //x**16 } int g(int x) { return x*x*x*x*x*x*x*x*x*x*x*x*x*x*x*x + x*x; //x**16 + x**2 } Using gcc -O3, the first function simplifies to 4 intege

[Bug rtl-optimization/96337] New: GCC 10.2: twice as slow for -O2 -march=x86-64 vs. GCC 9.3/8.4

2020-07-27 Thread aros at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96337 Bug ID: 96337 Summary: GCC 10.2: twice as slow for -O2 -march=x86-64 vs. GCC 9.3/8.4 Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal

[Bug c++/96330] Constexpr variables cannot be used in the template context.

2020-07-27 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96330 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug rtl-optimization/96338] New: [SVE] Unnecessary register saves in exception handler

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96338 Bug ID: 96338 Summary: [SVE] Unnecessary register saves in exception handler Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: enhanc

[Bug target/96313] [AArch64] vqmovun* return types should be unsigned

2020-07-27 Thread jgreenhalgh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96313 James Greenhalgh changed: What|Removed |Added CC||jgreenhalgh at gcc dot gnu.org

[Bug fortran/95397] [Fortran/OpenACC] Wrong results with 'loop vector' inside 'routine'

2020-07-27 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95397 --- Comment #3 from Dominique d'Humieres --- > :-| Hmm, strange. What GPU hardware and CUDA version is that? AMD Radeon Pro 5500M, hence no CUDA AFAIK. I also don't know what I should with AMD.

[Bug c/96293] Extraneously noisy "taking address of packed member may result in an unaligned pointer value"

2020-07-27 Thread lavr at ncbi dot nlm.nih.gov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96293 --- Comment #5 from lavr at ncbi dot nlm.nih.gov --- My test case is not invalid. You're talking about base address of a structure, which would make offsets within it all unaligned, which is why I said "the same rule should apply for aggregates".

[Bug target/96339] New: [SVE] Optimise svlast[ab]

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96339 Bug ID: 96339 Summary: [SVE] Optimise svlast[ab] Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: enhancement Priority: P3

[Bug libstdc++/96324] two semantic errors in polymorphic allocator for Ranges because it is attributed by constexpr.

2020-07-27 Thread jesus at refusetoown dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96324 --- Comment #2 from Jesus Christ --- Created attachment 48934 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48934&action=edit your isomorphic allocator is limited to 80% of the allocation isomorphic algorithms are limited by The Pareto Pr

[Bug libstdc++/96324] two semantic errors in polymorphic allocator for Ranges because it is attributed by constexpr.

2020-07-27 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96324 Jonathan Wakely changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug target/96340] New: Extend AArch64 "omp declare simd" support to general simdlen

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96340 Bug ID: 96340 Summary: Extend AArch64 "omp declare simd" support to general simdlen Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Pr

[Bug target/96341] New: Support mixed element widths for AArch64 "omp declare simd" functions

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96341 Bug ID: 96341 Summary: Support mixed element widths for AArch64 "omp declare simd" functions Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/96342] New: [SVE] Add support for "omp declare simd"

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96342 Bug ID: 96342 Summary: [SVE] Add support for "omp declare simd" Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug c++/92812] Implement P1975R0: Fixing the wording of parenthesized aggregate-initialization

2020-07-27 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92812 --- Comment #8 from Marek Polacek --- Another test to consider: struct S1 { int i; int j; }; struct S2 { S1 s[4]; }; struct S3 { S2 s2; }; void f() { auto s3 = static_cast(1); }

[Bug target/96247] -falign-functions=0 works wrongly

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96247 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:d60758c74af849539f5dd71a8456eea954c0f674 commit r11-2368-gd60758c74af849539f5dd71a8456eea954c0f674 Author: Hu Jiangping Date:

[Bug fortran/96320] gfortran 8-10 shape mismatch in assumed-length dummy argument character array

2020-07-27 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96320 --- Comment #11 from Paul Thomas --- Created attachment 48935 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48935&action=edit Proposed patch for the PR I decided that the best way of proceeding was to correct the array spec and benefit fr

[Bug lto/96343] New: LTO ICE on PPC64le

2020-07-27 Thread axel.huebl at web dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96343 Bug ID: 96343 Summary: LTO ICE on PPC64le Product: gcc Version: 9.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: lto Assignee: unassi

[Bug lto/96343] LTO ICE on PPC64le

2020-07-27 Thread axel.huebl at web dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96343 --- Comment #1 from Axel --- I did verify that `gcc-ar` is used for intermediate libraries in the build.

[Bug ada/96344] New: [11 regerssion] gnat.dg/opt86a.adb fails starting with r11-

2020-07-27 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96344 Bug ID: 96344 Summary: [11 regerssion] gnat.dg/opt86a.adb fails starting with r11- Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Pri

[Bug lto/96343] LTO ICE on PPC64le

2020-07-27 Thread axel.huebl at web dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96343 --- Comment #2 from Axel --- The flags the CMake adds for LTO are -flto -fno-fat-lto-objects The projects are otherwise C++11 and C++14 projects.

[Bug ada/96344] [11 regerssion] gnat.dg/opt86a.adb fails starting with r11-

2020-07-27 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96344 seurer at gcc dot gnu.org changed: What|Removed |Added Host||powerpc64*-linux-gnu

[Bug target/96247] -falign-functions=0 works wrongly

2020-07-27 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96247 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED C

[Bug fortran/96320] gfortran 8-10 shape mismatch in assumed-length dummy argument character array

2020-07-27 Thread damian at sourceryinstitute dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96320 --- Comment #12 from Damian Rouson --- Thanks to each of you for looking at and working on this.

[Bug rtl-optimization/96337] GCC 10.2: twice as slow for -O2 -march=x86-64 vs. GCC 9.3/8.4

2020-07-27 Thread david.bolvansky at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96337 Dávid Bolvanský changed: What|Removed |Added CC||david.bolvansky at gmail dot com ---

[Bug fortran/96320] gfortran 8-10 shape mismatch in assumed-length dummy argument character array

2020-07-27 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96320 --- Comment #13 from Dominique d'Humieres --- With the attached patch I get several ICEs: (lldb) run /opt/gcc/work/gcc/testsuite/gfortran.dg/asan/pointer_assign_16.f90 Process 88073 launched: '/opt/gcc/gcc11w/libexec/gcc/x86_64-apple-darwin19.5.

[Bug libstdc++/96345] New: __cxa demangle fails to demangle a very long string

2020-07-27 Thread hededrk at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96345 Bug ID: 96345 Summary: __cxa demangle fails to demangle a very long string Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug libstdc++/96345] __cxa demangle fails to demangle a very long string

2020-07-27 Thread hededrk at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96345 --- Comment #1 from V --- Created attachment 48936 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48936&action=edit failing example

[Bug libstdc++/96345] __cxa demangle fails to demangle a very long string

2020-07-27 Thread hededrk at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96345 --- Comment #2 from V --- Created attachment 48937 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48937&action=edit function with name that __cxa_demangle rejects

[Bug tree-optimization/84079] missing -Warray-bounds taking the address of a multidimensional array element

2020-07-27 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84079 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:07bd5544a3ab3a04d1652dbcb5a09d7271a9706a commit r11-2370-g07bd5544a3ab3a04d1652dbcb5a09d7271a9706a Author: Martin Sebor Date: Mon

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

2020-07-27 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56456 Bug 56456 depends on bug 84079, which changed state. Bug 84079 Summary: missing -Warray-bounds taking the address of a multidimensional array element https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84079 What|Removed

[Bug tree-optimization/84079] missing -Warray-bounds taking the address of a multidimensional array element

2020-07-27 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84079 Martin Sebor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug middle-end/96346] New: missing warning accessing an element of a non-trailing zero length array

2020-07-27 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96346 Bug ID: 96346 Summary: missing warning accessing an element of a non-trailing zero length array Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: norma

[Bug rtl-optimization/96337] GCC 10.2: twice as slow for -O2 -march=x86-64 vs. GCC 9.3/8.4

2020-07-27 Thread aros at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96337 --- Comment #2 from Artem S. Tashkinov --- Looks like even kernel performance is affected: https://lore.kernel.org/lkml/20200507224530.2993316-1-ja...@zx2c4.com/ That was surely not a change for the better.

[Bug libstdc++/96345] __cxa demangle fails to demangle a very long string

2020-07-27 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96345 --- Comment #3 from Andrew Pinski --- Does c++filt demangle it?

[Bug lto/96343] LTO ICE on PPC64le

2020-07-27 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96343 --- Comment #3 from Segher Boessenkool --- Thanks for the report. Yes, not sure we can reproduce it like this. We might need something smaller, more self-contained. In the meantime... Can you check if this still happens with trunk, or with GC

[Bug target/96347] New: note: non-delegitimized UNSPEC UNSPEC_TP (19) found in variable location

2020-07-27 Thread ibuclaw at gdcproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96347 Bug ID: 96347 Summary: note: non-delegitimized UNSPEC UNSPEC_TP (19) found in variable location Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal

[Bug target/96347] note: non-delegitimized UNSPEC UNSPEC_TP (19) found in variable location

2020-07-27 Thread ibuclaw at gdcproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96347 Iain Buclaw changed: What|Removed |Added Target||x86_86-linux-gnu Build|

[Bug d/96156] d: No RVO when returning struct literals initialized with constructor.

2020-07-27 Thread ibuclaw at gdcproject dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96156 --- Comment #1 from Iain Buclaw --- The fix for this is blocked by pr96347.

[Bug c/96348] New: The same "C" program runtime is 50 times longer on Win10 than on Linux.

2020-07-27 Thread brianoh9999 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96348 Bug ID: 96348 Summary: The same "C" program runtime is 50 times longer on Win10 than on Linux. Product: gcc Version: 8.1.0 Status: UNCONFIRMED Severity: normal

[Bug c/96348] The same "C" program runtime is 50 times longer on Win10 than on Linux.

2020-07-27 Thread brianoh9999 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96348 Brian Oh changed: What|Removed |Added CC||brianoh at gmail dot com --- Comment #1 f

[Bug c/96348] The same "C" program runtime is 50 times longer on Win10 than on Linux.

2020-07-27 Thread brianoh9999 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96348 --- Comment #2 from Brian Oh --- Created attachment 48940 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48940&action=edit the preprocessed file (zipped) The preprocessed file (zipped) is attached.

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