[Bug c++/92642] Enhance shift-count-overflow output

2019-11-26 Thread jg at jguk dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92642 --- Comment #4 from Jonny Grant --- This test case for similar does have a nice warning. Interestingly, G++ does not indicate that 5147483647 is already 34 bits long: 100110010110101011101 which is more than an 'int' (32bit) which as

[Bug lto/92674] [8/9/10 Regression] ICE in gimple_phi_arg, at gimple.h:4406 since r240291

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92674 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c/92673] OCaml fails to link with recent trunk

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92673 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/92626] [9/10 Regression] Performance regression in compress-rar on CLX server

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92626 --- Comment #4 from Jakub Jelinek --- I'd say libgcc is extremely unlikely, for glibc it depends on whether the different clear snapshots (or releases or what it is) have each glibc compiled by a particular gcc snapshot or not, libstdc++ is unlik

[Bug c++/92659] Suggestions for bitshift

2019-11-26 Thread xry111 at mengyan1223 dot wang
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92659 Xi Ruoyao changed: What|Removed |Added CC||xry111 at mengyan1223 dot wang --- Comment #

[Bug lto/92674] [8/9/10 Regression] ICE in gimple_phi_arg, at gimple.h:4406 since r240291

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92674 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug lto/92674] New: [8/9/10 Regression] ICE in gimple_phi_arg, at gimple.h:4406 since r240291

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92674 Bug ID: 92674 Summary: [8/9/10 Regression] ICE in gimple_phi_arg, at gimple.h:4406 since r240291 Product: gcc Version: 10.0 Status: UNCONFIRMED Keywords: ice-on

[Bug target/92626] [9/10 Regression] Performance regression in compress-rar on CLX server

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92626 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c/92673] New: OCaml fails to link with recent trunk

2019-11-26 Thread juergen.reuter at desy dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92673 Bug ID: 92673 Summary: OCaml fails to link with recent trunk Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug target/92651] [10 Regression] Unnecessary stv transform in some x86 backend

2019-11-26 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 --- Comment #8 from rguenther at suse dot de --- On Tue, 26 Nov 2019, wwwhhhyyy333 at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 > > --- Comment #7 from Hongyu Wang --- > (In reply to rguent...@suse.de from comme

[Bug target/92669] [10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 --- Comment #4 from Richard Biener --- Author: rguenth Date: Tue Nov 26 12:03:58 2019 New Revision: 278723 URL: https://gcc.gnu.org/viewcvs?rev=278723&root=gcc&view=rev Log: 2019-11-26 Richard Biener PR middle-end/92669 * cfg

[Bug c++/90992] [9/10 Regression] -Wnoexcept produce false positive

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90992 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #8

[Bug target/92669] [10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/92669] [10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug debug/92664] Wrong .debug_line section information when compiling stdin input with -g3

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92664 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug c++/92672] New: OpenMP shared clause not respected without pointer to the variable

2019-11-26 Thread me at cimba dot li
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92672 Bug ID: 92672 Summary: OpenMP shared clause not respected without pointer to the variable Product: gcc Version: 9.2.1 Status: UNCONFIRMED Severity: normal

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread leppkes at stce dot rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #15 from Klaus Leppkes --- (In reply to Jakub Jelinek from comment #14) > By all types I really meant integral/floating point/vector types, you are > clearing using it with aggregates, those can live just in memory and so > should use

[Bug tree-optimization/92649] dead store elimination by iteration domain pruning

2019-11-26 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92649 --- Comment #8 from rguenther at suse dot de --- On Tue, 26 Nov 2019, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92649 > > Jakub Jelinek changed: > >What|Removed |Added >

[Bug c/92671] New: gcc/c/c-parser.c: minor ( and ) tidyup

2019-11-26 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92671 Bug ID: 92671 Summary: gcc/c/c-parser.c: minor ( and ) tidyup Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug c++/92670] Same warning message duplicates for C++20 "deprecated" attribute

2019-11-26 Thread euloanty at live dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92670 --- Comment #3 from fdlbxtqi --- (In reply to fdlbxtqi from comment #2) > Should be Should be warning message

[Bug c++/92670] Same warning message duplicates for C++20 "deprecated" attribute

2019-11-26 Thread euloanty at live dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92670 fdlbxtqi changed: What|Removed |Added Summary|Same error message |Same warning message |dupli

[Bug c++/92670] Same error message duplicates for C++20 "deprecated" attribute

2019-11-26 Thread euloanty at live dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92670 --- Comment #1 from fdlbxtqi --- The same error message generates twice.

[Bug c++/92670] New: Same error message duplicates for C++20 "deprecated" attribute

2019-11-26 Thread euloanty at live dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92670 Bug ID: 92670 Summary: Same error message duplicates for C++20 "deprecated" attribute Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #14 from Jakub Jelinek --- By all types I really meant integral/floating point/vector types, you are clearing using it with aggregates, those can live just in memory and so should use "+m".

[Bug target/92651] [10 Regression] Unnecessary stv transform in some x86 backend

2019-11-26 Thread wwwhhhyyy333 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 --- Comment #7 from Hongyu Wang --- (In reply to rguent...@suse.de from comment #6) > On Tue, 26 Nov 2019, wwwhhhyyy333 at gmail dot com wrote: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 > > > > --- Comment #4 from Hongyu Wang --

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread leppkes at stce dot rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #13 from Klaus Leppkes --- (In reply to Andrew Pinski from comment #11) > (In reply to Klaus Leppkes from comment #9) > > > > g++ -c error_large_lvalue.cpp > > error_large_lvalue.cpp: In function ‘void DoNotOptimize(Tp&) [with Tp =

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread leppkes at stce dot rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #12 from Klaus Leppkes --- "I said "+g", not "+g,r". g stands for general operand, so it allows a non-immediate operand, whether it is in memory or register." error_large_lvalue.cpp: In function ‘void DoNotOptimize(Tp&) [with Tp = L

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #11 from Andrew Pinski --- (In reply to Klaus Leppkes from comment #9) > > g++ -c error_large_lvalue.cpp > error_large_lvalue.cpp: In function ‘void DoNotOptimize(Tp&) [with Tp = > Large]’: > error_large_lvalue.cpp:16:48: error: inc

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #10 from Jakub Jelinek --- I said "+g", not "+g,r". g stands for general operand, so it allows a non-immediate operand, whether it is in memory or register.

[Bug target/92669] [10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 --- Comment #1 from Andrew Pinski --- fma-steering is an aarch64 specific pass so this is a target issue.

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread leppkes at stce dot rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #9 from Klaus Leppkes --- Created attachment 47358 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47358&action=edit Problem with g instead of m example g++ -c error_large_lvalue.cpp error_large_lvalue.cpp: In function ‘void Do

[Bug tree-optimization/92644] [9 Regression] ICE in wide_int_to_tree_1, at tree.c:1530

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92644 Jakub Jelinek changed: What|Removed |Added Summary|[9/10 Regression] ICE in|[9 Regression] ICE in

[Bug tree-optimization/92669] 10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/92669] New: 10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92669 Bug ID: 92669 Summary: 10 Regression] ICE in pre_and_rev_post_order_compute_fn at gcc/cfganal.c:1034 since r278666 Product: gcc Version: 10.0 Status:

[Bug sanitizer/92154] new glibc breaks arm bootstrap due to libsanitizer

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92154 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Tue Nov 26 09:08:31 2019 New Revision: 278722 URL: https://gcc.gnu.org/viewcvs?rev=278722&root=gcc&view=rev Log: PR sanitizer/92154 * sanitizer_common/sanitizer_platform_l

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #8 from Jakub Jelinek --- (In reply to Klaus Leppkes from comment #7) > 1.) According to Jacob, g++ gives warning: ("Whether this PR is valid or > invalid is unclear, matching constraints for "m" are unsupported, we even > warn on "=m

[Bug debug/46558] dbgcnt.c messages not marked for translation

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46558 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug inline-asm/92597] std::fma gives nan using -march=sandybridge+ with asm volatile

2019-11-26 Thread leppkes at stce dot rwth-aachen.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92597 --- Comment #7 from Klaus Leppkes --- 1.) According to Jacob, g++ gives warning: ("Whether this PR is valid or invalid is unclear, matching constraints for "m" are unsupported, we even warn on "=m" (...) : "0" (...) which is the reason why "+m" i

[Bug tree-optimization/92649] dead store elimination by iteration domain pruning

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92649 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #7

[Bug target/88617] ICE in ix86_compute_frame_layout, at config/i386/i386.c:11238 since r248029

2019-11-26 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88617 --- Comment #4 from Martin Liška --- (In reply to Daniel Santos from comment #3) > (In reply to Martin Liška from comment #2) > > @Daniel: Can you please take a look? > > My apologies for missing this one! I'll take a look. @Daniel: Any update

[Bug tree-optimization/92644] [9/10 Regression] ICE in wide_int_to_tree_1, at tree.c:1530

2019-11-26 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92644 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Tue Nov 26 08:43:27 2019 New Revision: 278720 URL: https://gcc.gnu.org/viewcvs?rev=278720&root=gcc&view=rev Log: PR tree-optimization/92644 * tree-ssa-phiopt.c (minmax_rep

[Bug c/92663] Add __gcc_has_bug or __gcc_bug_fixed

2019-11-26 Thread fiesh at zefix dot tv
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92663 --- Comment #8 from fiesh at zefix dot tv --- Ok, thanks for the feedback!

[Bug tree-optimization/92645] Hand written vector code is 450 times slower when compiled with GCC compared to Clang

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92645 --- Comment #10 from Richard Biener --- Author: rguenth Date: Tue Nov 26 08:32:38 2019 New Revision: 278719 URL: https://gcc.gnu.org/viewcvs?rev=278719&root=gcc&view=rev Log: 2019-11-26 Richard Biener PR tree-optimization/92645

[Bug tree-optimization/91790] ICE: verify_ssa failed (error: definition in block 2 follows the use)

2019-11-26 Thread linkw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91790 --- Comment #10 from Kewen Lin --- Created attachment 47357 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47357&action=edit Defer vect_setup_realignment for different first_stmt_info Verified the fix on P7 BE, still bootstrapping.

[Bug debug/92664] Wrong .debug_line section information when compiling stdin input with -g3

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92664 Richard Biener changed: What|Removed |Added Keywords||wrong-debug Status|UNCONFIR

[Bug tree-optimization/91790] ICE: verify_ssa failed (error: definition in block 2 follows the use)

2019-11-26 Thread linkw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91790 Kewen Lin changed: What|Removed |Added Status|REOPENED|ASSIGNED --- Comment #9 from Kewen Lin ---

[Bug target/92534] [10 regression] gcc.dg/vect/bb-slp-42.c fails after r278262

2019-11-26 Thread linkw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92534 Kewen Lin changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/92534] [10 regression] gcc.dg/vect/bb-slp-42.c fails after r278262

2019-11-26 Thread linkw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92534 --- Comment #9 from Kewen Lin --- Oops, sorry, the above comment should be for PR91790.

[Bug c/92663] Add __gcc_has_bug or __gcc_bug_fixed

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92663 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/92534] [10 regression] gcc.dg/vect/bb-slp-42.c fails after r278262

2019-11-26 Thread linkw at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92534 --- Comment #8 from Kewen Lin --- This issue won't be reproduced with latest trunk but I still can reproduce with the original reported revision. I checked the dumpings, it changes starting from inlining, the bg() doesn't have the loop of interes

[Bug c++/92662] change in gcc 8 vs 9: call of overloaded ‘basic_string()’ is ambiguous

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92662 --- Comment #3 from Richard Biener --- So - duplicate then?

[Bug bootstrap/92661] [10 Regression] AIX bootstrap failure with builtin-types.def change

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92661 Richard Biener changed: What|Removed |Added Version|unknown |10.0 Target Milestone|---

[Bug c++/92660] overflow warning message enhancement

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92660 Richard Biener changed: What|Removed |Added Keywords||diagnostic Severity|normal

[Bug target/92651] [10 Regression] Unnecessary stv transform in some x86 backend

2019-11-26 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 --- Comment #6 from rguenther at suse dot de --- On Tue, 26 Nov 2019, wwwhhhyyy333 at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92651 > > --- Comment #4 from Hongyu Wang --- > (In reply to Richard Biener from comment

[Bug tree-optimization/92649] dead store elimination

2019-11-26 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92649 --- Comment #6 from Richard Biener --- I wonder if it makes sense for a production compiler to do this kind of transformation. When presented with a program representation as SSA on a CFG such transform would be quite ad-hoc or rather translatin

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