[Bug c++/53431] C++ preprocessor ignores #pragma GCC diagnostic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53431 sandra at gcc dot gnu.org changed: What|Removed |Added CC||sandra at gcc dot gnu.org

[Bug fortran/78387] OpenMP segfault/stack size exceeded writing to internal file

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78387 Jerry DeLisle changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug fortran/78387] OpenMP segfault/stack size exceeded writing to internal file

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78387 --- Comment #15 from Jerry DeLisle --- Author: jvdelisle Date: Wed Sep 20 01:32:59 2017 New Revision: 252992 URL: https://gcc.gnu.org/viewcvs?rev=252992=gcc=rev Log: 2017-09-19 Jerry DeLisle Backport from

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 --- Comment #6 from Arnd Bergmann --- (In reply to Martin Liška from comment #5) > I can confirm that for the biggest function 'nl80211_send_wiphy', it really > contains majority of stack variables which are 4B large. Having an adaptive >

[Bug fortran/80118] [5/6/7/8 Regression] ICE with zero size parameter array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80118 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org ---

[Bug fortran/82243] -fcheck=bounds not checking, and behaving differently with different real kinds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82243 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/82223] Incorrect optimization for lossy round trips of arithmetic types

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82223 Olivia Wasalski <02c9a08a70164b24b9f762d53a64ab at gmail dot com> changed: What|Removed |Added Status|RESOLVED

[Bug c/82265] New: packed attribute on variables in gcc-7.1.1 no more accepted

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82265 Bug ID: 82265 Summary: packed attribute on variables in gcc-7.1.1 no more accepted Product: gcc Version: 7.1.1 Status: UNCONFIRMED Severity: normal

[Bug fortran/82055] segfault compiling F2003 functionality: 4.9.3, 5.3.0 and 6.3.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82055 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org ---

[Bug libstdc++/82262] std::hash<std::optional>::operator() missing remove_const_t

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82262 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid

[Bug libstdc++/82262] std::hash<std::optional>::operator() missing remove_const_t

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82262 Jonathan Wakely changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug fortran/82243] -fcheck=bounds not checking, and behaving differently with different real kinds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82243 --- Comment #2 from harper at msor dot vuw.ac.nz --- Since reporting the bug yesterday I have found that the bug requires the integer n to be a subprogram argument. If instead n is a constant, the bad array assignment is correctly diagnosed at

[Bug tree-optimization/70754] [5/6 Regression] ICE during predictive commoning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70754 --- Comment #16 from amker at gcc dot gnu.org --- (In reply to Steve Ellcey from comment #15) > Is this still being considered for backporting? sorry for letting this slip away. For backport, patch for PR79663 is also needed., it fixes a

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 --- Comment #16 from Richard Biener --- (In reply to Richard Biener from comment #13) > A "simple" patch like the following seems to "work". > > Index: gcc/graphite-sese-to-poly.c >

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 Martin Liška changed: What|Removed |Added Status|WAITING |NEW --- Comment #10 from Martin Liška

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #11 from Martin Liška --- Author: marxin Date: Tue Sep 19 09:03:05 2017 New Revision: 252970 URL: https://gcc.gnu.org/viewcvs?rev=252970=gcc=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Martin Liska

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 Martin Liška changed: What|Removed |Added Status|NEW |WAITING

[Bug target/82242] x86_64 bad optimization with -march

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82242 --- Comment #2 from Marc Glisse --- Nothing gets vectorized :-( Note that to fill the vector, this would be better std::vector array(size, 1e-9); In the reduction, we seem to do strange things with the accumulator. addsd (%rax),

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #9 from Martin Liška --- Author: marxin Date: Tue Sep 19 08:12:58 2017 New Revision: 252965 URL: https://gcc.gnu.org/viewcvs?rev=252965=gcc=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Martin Liska

[Bug tree-optimization/82244] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #2 from David Binderman --- (In reply to Andreas Schwab from comment #1) > It refers to the source files generated from this file. You need to look at > the context to see which file was actually compiled. g++ -fno-PIE -c -g -O3

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 David Binderman changed: What|Removed |Added CC||jh at suse dot cz,

[Bug c++/81355] SegFault when using attribute target dispatch with empty parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81355 --- Comment #10 from Martin Liška --- Author: marxin Date: Tue Sep 19 08:18:02 2017 New Revision: 252967 URL: https://gcc.gnu.org/viewcvs?rev=252967=gcc=rev Log: Ignore empty string in target attribute (PR c++/81355). 2017-09-19 Martin Liska

[Bug target/82245] New: [x86] missed optimization: (int64_t) i32 << constant on 32-bit machines can combine shift + sign extension like on other arches

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82245 Bug ID: 82245 Summary: [x86] missed optimization: (int64_t) i32 << constant on 32-bit machines can combine shift + sign extension like on other arches Product: gcc

[Bug tree-optimization/79622] [6/7 Regression] Wrong code w/ -O2 -floop-nest-optimize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79622 --- Comment #9 from rguenther at suse dot de --- On Mon, 18 Sep 2017, spop at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79622 > > --- Comment #8 from Sebastian Pop --- > > I would have expected at least each memory

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #4 from Uroš Bizjak --- Can you please post configure (and build?) flags?

[Bug c/82241] invalid warning on valid int64_t value -9223372036854775808

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82241 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug tree-optimization/82244] [7/8 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code

[Bug sanitizer/81224] ICE in -fsanitize=address w/ a register variable of a vector type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81224 Martin Liška changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug c++/82246] New: Wrong optimisation of an offset double* attribute class allocated in stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 Bug ID: 82246 Summary: Wrong optimisation of an offset double* attribute class allocated in stack Product: gcc Version: 7.1.1 Status: UNCONFIRMED Severity:

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #5 from Uroš Bizjak --- BTW: There are some shortcuts taken to ease macroization, so these warnings could belong to patterns that are never generated and thus benign.

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 --- Comment #6 from David Binderman --- (In reply to Uroš Bizjak from comment #4) > Can you please post configure (and build?) flags? ../trunk/configure --prefix=/home/dcb/gcc/results \ --disable-bootstrap \ --disable-multilib \

[Bug other/70945] Offloading: compatibility of target and offloading toolchains

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70945 --- Comment #7 from Jakub Jelinek --- So, can't we just add the __*_finite aliases (or wrappers) to the nvptx newlib? That sounds easiest to me.

[Bug libstdc++/82262] New: std::hash<std::optional>::operator() missing remove_const_t

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82262 Bug ID: 82262 Summary: std::hash::operator() missing remove_const_t Product: gcc Version: 7.2.1 Status: UNCONFIRMED Severity: normal

[Bug java/82263] New: java multilib -m32 version is using 64 bit include and lib, _GStaticAssertCompileTimeAssertion_0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82263 Bug ID: 82263 Summary: java multilib -m32 version is using 64 bit include and lib, _GStaticAssertCompileTimeAssertion_0 Product: gcc Version: 6.4.1 Status: UNCONFIRMED

[Bug fortran/82257] f951: Internal compiler error segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82257 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/81613] [7 regression] FAIL: gfortran.dg/intrinsic_modulo_1.f90 -O3 -g execution test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81613 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #3

[Bug target/82240] i386.md & -Wlogical-op in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82240 David Binderman changed: What|Removed |Added CC||hjl at gcc dot gnu.org --- Comment #8

[Bug c/82264] New: internal compiler error: Segmentation fault in fct,constprop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82264 Bug ID: 82264 Summary: internal compiler error: Segmentation fault in fct,constprop Product: gcc Version: 7.1.1 Status: UNCONFIRMED Severity: normal

[Bug c++/82247] New: [concepts] Name deduction in concepts fails depending on the argument type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82247 Bug ID: 82247 Summary: [concepts] Name deduction in concepts fails depending on the argument type Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severity:

[Bug rtl-optimization/57878] Incorrect code: live register clobbered in split2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57878 --- Comment #4 from Alexander Monakov --- Author: amonakov Date: Tue Sep 19 10:16:20 2017 New Revision: 252972 URL: https://gcc.gnu.org/viewcvs?rev=252972=gcc=rev Log: lra: make reload_pseudo_compare_func a proper comparator PR

[Bug rtl-optimization/68988] reload_pseudo_compare_func violates qsort requirements

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68988 --- Comment #5 from Alexander Monakov --- Author: amonakov Date: Tue Sep 19 10:16:20 2017 New Revision: 252972 URL: https://gcc.gnu.org/viewcvs?rev=252972=gcc=rev Log: lra: make reload_pseudo_compare_func a proper comparator PR

[Bug target/82248] New: probe_stack can generate unpredictable STR on arm

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82248 Bug ID: 82248 Summary: probe_stack can generate unpredictable STR on arm Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/82251] New: OpenMP omp_is_initial_device early folding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82251 Bug ID: 82251 Summary: OpenMP omp_is_initial_device early folding Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: openmp Severity: enhancement

[Bug c++/82254] New: std::is_nothrow_invocable is broken

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 Bug ID: 82254 Summary: std::is_nothrow_invocable is broken Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #1 from Andrew Pinski --- Taking the address of array [-1] is undefined according to the c standard.

[Bug tree-optimization/82244] [7/8 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 --- Comment #5 from Richard Biener --- Author: rguenth Date: Tue Sep 19 11:57:39 2017 New Revision: 252973 URL: https://gcc.gnu.org/viewcvs?rev=252973=gcc=rev Log: 2017-09-19 Richard Biener PR

[Bug c++/82249] New: mismatched argument pack lengths leads to ICE

iate. Please include the complete backtrace with any bug report. See <https://gcc.gnu.org/bugs/> for instructions. $ g++ --version g++ (GCC) 8.0.0 20170919 (experimental)

[Bug libstdc++/82252] New: src/filesystem/ops.cc:392]: (warning) Identical condition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 Bug ID: 82252 Summary: src/filesystem/ops.cc:392]: (warning) Identical condition Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug other/70945] Offloading: compatibility of target and offloading toolchains

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70945 Thomas Schwinge changed: What|Removed |Added Keywords|patch | --- Comment #8 from Thomas Schwinge

[Bug rtl-optimization/57878] Incorrect code: live register clobbered in split2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57878 Alexander Monakov changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug fortran/82253] New: internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82253 Bug ID: 82253 Summary: internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0)) Product: gcc Version: 7.2.0

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 --- Comment #2 from Jonathan Wakely --- What tool produces this warning?

[Bug c++/82247] [concepts] Name deduction in concepts fails depending on the argument type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82247 --- Comment #1 from Joël Lamotte --- Just so that it's clear, it's on godbolt's compiler that I tried this: https://godbolt.org/g/d78J4H

[Bug tree-optimization/82244] [7 Regression] -O2: ICE: tree check: expected ssa_name, have integer_cst in replace_uses_by, at tree-cfg.c:1904

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82244 Richard Biener changed: What|Removed |Added Known to work||8.0 Summary|[7/8

[Bug middle-end/82253] internal compiler error: in convert_move, at expr.c:604 (Regression somewhere between 5.4.0 and 6.2.0))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82253 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code

[Bug rtl-optimization/68988] reload_pseudo_compare_func violates qsort requirements

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68988 Yury Gribov changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug fortran/82250] New: Fortran OpenACC acc_on_device early folding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82250 Bug ID: 82250 Summary: Fortran OpenACC acc_on_device early folding Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: openacc Severity: enhancement

[Bug libstdc++/82254] std::is_nothrow_invocable_r is broken

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/82252] src/filesystem/ops.cc:392]: (warning) Identical condition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82252 --- Comment #3 from David Binderman --- (In reply to Jonathan Wakely from comment #2) > What tool produces this warning? cppcheck, available from sourceforge. My apologies for the false positive.

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 80213, which changed state. Bug 80213 Summary: [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 What|Removed

[Bug tree-optimization/80213] [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/82266] New: [DR150] Allowing more specialized argument than parameter for placeholder

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82266 Bug ID: 82266 Summary: [DR150] Allowing more specialized argument than parameter for placeholder Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug target/82267] New: x32: unnecessary address-size prefixes. Why isn't -maddress-mode=long the default?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82267 Bug ID: 82267 Summary: x32: unnecessary address-size prefixes. Why isn't -maddress-mode=long the default? Product: gcc Version: 8.0 Status: UNCONFIRMED

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #7 from Piotr Stachura --- Jonathan, you are right. In sample code, end of string should be input_data[8]. With this correction I have this same behavior on both systems that I use (correct compilation and execution without sanitizer

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 --- Comment #14 from Martin Liška --- So for GCC 7 the drop is caused by r237791: SVN revision: 237791 Author: hubicka * gcc.dg/predict-12.c: New testcase. * predict.c: Include gimple-pretty-print.h

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 Martin Liška changed: What|Removed |Added Status|WAITING |NEW --- Comment #5 from Martin Liška

Microsoft Dynamics Users Email List

Hi, Trust my email discovers you well. Are you looking out to acquire the list of customers or companies using Microsoft Dynamics Users Info? We also have Microsoft Products which you may be interested in:- Microsoft Dynamics SL Microsoft Dynamics AX Microsoft Dynamics ERP Microsoft

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #2 from Piotr Stachura --- I have to check it deeper. I have 2 systems - one gentoo and one Ubuntu. On Ubuntu, code is correct (as I posted in bug report). When I compile this same code on gentoo (gcc-5.4.0 and gcc-7.2.0) I have this

[Bug tree-optimization/82255] New: Vectorizer cost model overcounts cost of some vectorized loads

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 Bug ID: 82255 Summary: Vectorizer cost model overcounts cost of some vectorized loads Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 Martin Liška changed: What|Removed |Added CC||redi at gcc dot gnu.org --- Comment #3

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #4 from erwan.adam at cea dot fr --- Ok

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #4 from Jonathan Wakely --- The difference in results isn't very relevant. I'm pretty sure the reason for the sanitizer errors is that libstdc++.so isn't instrumented by the sanitizers. If you build libstdc++.so with UBsan you

[Bug c/81854] weak alias of an incompatible symbol accepted

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81854 --- Comment #5 from Martin Sebor --- Author: msebor Date: Tue Sep 19 14:27:32 2017 New Revision: 252976 URL: https://gcc.gnu.org/viewcvs?rev=252976=gcc=rev Log: PR c/81854 - weak alias of an incompatible symbol accepted gcc/ChangeLog:

[Bug tree-optimization/82255] Vectorizer cost model overcounts cost of some vectorized loads

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 Bill Schmidt changed: What|Removed |Added Status|UNCONFIRMED |NEW Keywords|

[Bug ipa/82256] New: regression: clones created by create_version_clone_with_body are not observable to insertion hooks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82256 Bug ID: 82256 Summary: regression: clones created by create_version_clone_with_body are not observable to insertion hooks Product: gcc Version: 5.0

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 --- Comment #2 from erwan.adam at cea dot fr --- (In reply to Andrew Pinski from comment #1) > Taking the address of array [-1] is undefined according to the c standard. Hi Andrew, Thanks for you answer. Strictly speaking, I don't access

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 80213, which changed state. Bug 80213 Summary: [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 What|Removed

[Bug tree-optimization/80213] [7/8 Regression] ICE in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:704

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80213 Martin Liška changed: What|Removed |Added Status|RESOLVED|REOPENED Last reconfirmed|

[Bug c++/82246] Wrong optimisation of an offset double* attribute class allocated in stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82246 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/81373] [7/8 Regression] Graphite ICE in ssa_default_def at gcc/tree-dfa.c:305

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81373 --- Comment #3 from Richard Biener --- The following patch fixes this. We fail to handle scev_analyzable_p loop-closed PHIs that are live-out to the region. Index: gcc/graphite-scop-detection.c

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 Jonathan Wakely changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever confirmed|1

[Bug sanitizer/81068] Sanitizer memory leak in codecvt_utf8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81068 --- Comment #6 from Jonathan Wakely --- If you use _data[7] then you do not have valid UTF-8 input, because it ends with an incomplete multibyte character, "\xCD", instead of "\CD\x8B"

[Bug tree-optimization/82255] Vectorizer cost model overcounts cost of some vectorized loads

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82255 --- Comment #1 from Bill Schmidt --- Created attachment 42206 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42206=edit Patch under test Here's a patch I'm testing. It solves the problem for this test case but hasn't been regstrapped

[Bug fortran/82257] New: f951: Internal compiler error segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82257 Bug ID: 82257 Summary: f951: Internal compiler error segmentation fault Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug target/81874] internal compiler error: in do_SUBST, at combine.c:725

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81874 --- Comment #4 from zwzhangwen.zhang at huawei dot com --- I have checked it can be hidden or fixed in gcc.gnu.org/svn/gcc/trunk@239421 But it fixed PR71654 and it affected comparision expr?

[Bug target/82259] missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 --- Comment #2 from Uroš Bizjak --- (In reply to Peter Cordes from comment #0) > Related: > > bool bt_unsigned(unsigned x, unsigned bit) { > //bit = 13; > return !(x & (1< } > > movl

[Bug target/82261] New: x86: missing peephole for SHLD / SHRD

;>= (32-n); //&31; return a|b; } // https://godbolt.org/g/3jbgbR g++ (GCC-Explorer-Build) 8.0.0 20170919 -O3 -march=haswell movl$32, %eax subl%edx, %eax # missed optimization: NEG would work shrx%eax, %esi, %eax shlx%edx, %edi,

[Bug lto/82229] GCC7's LTO underperforms compared to GCC6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82229 --- Comment #11 from krzysio.kurek at wp dot pl --- Done, cmake will now default to Release config with altered compiler flags that include -flto.

[Bug tree-optimization/80105] [6/7/8 Regression] ICE in outer_projection_mupa, at graphite-sese-to-poly.c:1019

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80105 Bug 80105 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What

[Bug testsuite/77634] some vectorized testcases fail with -mcpu=thunderx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77634 James Greenhalgh changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug target/63250] Complex fp16 arithmetic uses nonexistent libgcc functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63250 James Greenhalgh changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 --- Comment #18 from Richard Biener --- Author: rguenth Date: Tue Sep 19 08:25:17 2017 New Revision: 252968 URL: https://gcc.gnu.org/viewcvs?rev=252968=gcc=rev Log: 2017-09-19 Richard Biener PR

[Bug other/80069] ICE at graphite-sese-to-poly.c:1176

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80069 Bug 80069 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What

[Bug tree-optimization/59859] [meta-bug] GRAPHITE issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59859 Bug 59859 depends on bug 69728, which changed state. Bug 69728 Summary: [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 What

[Bug tree-optimization/69728] [6/7/8 Regression] internal compiler error: in outer_projection_mupa, at graphite-sese-to-poly.c:1175

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69728 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/82259] missed optimization: use LEA to add 1 to flip the low bit when copying before AND with 1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82259 --- Comment #3 from Peter Cordes --- Oops, BT sets CF, not ZF. So bt $13, %edi setnc %al# aka setae ret This is what clang does for the bt_ functions, and might be optimal for many use-cases. (For

[Bug libstdc++/71500] regex::icase only works on first character in a range

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71500 --- Comment #17 from Jonathan Wakely --- Author: redi Date: Tue Sep 19 17:06:12 2017 New Revision: 252981 URL: https://gcc.gnu.org/viewcvs?rev=252981=gcc=rev Log: PR libstdc++/71500 restore C++11 compatibility in PR libstdc++/71500

[Bug target/47769] [missed optimization] use of btr (bit test and reset)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47769 Peter Cordes changed: What|Removed |Added CC||peter at cordes dot ca --- Comment #6

  1   2   >