[Bug libstdc++/86419] codecvt::in() and out() incorrectly return ok in some cases.

2020-09-05 Thread dmjpp at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86419 --- Comment #10 from Dimitrij Mijoski --- I was wrong in comment #9. The bug and the proposed fix are ok in comment #7. While writing some tests for error I discovered yet another bug in UTF-8 decoding. See the example: // 2 code points, both a

[Bug c++/96242] ICE conditionally noexcept defaulted comparison

2020-09-05 Thread johelegp at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96242 --- Comment #2 from Johel Ernesto Guerrero Peña --- Thank you, but am I not exempt? > The only excuses to not send us the preprocessed sources are [...] if you've > reduced the testcase to a small file that doesn't include any other file [...]

[Bug target/96941] Initial PPC64LE transcendental auto-vectorization functionality

2020-09-05 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96941 David Edelsohn changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug libstdc++/96946] New: std::shared_ptr makes an "unrelated cast" that causes Clang's Control Flow Integrity sanitiser to crash

2020-09-05 Thread cjdb.ns at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96946 Bug ID: 96946 Summary: std::shared_ptr makes an "unrelated cast" that causes Clang's Control Flow Integrity sanitiser to crash Product: gcc Version: unknown Status: UNCON

[Bug c++/96945] optimizations regression when defaulting copy constructor

2020-09-05 Thread federico.kircheis at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96945 --- Comment #1 from Federico Kircheis --- I've made a copy-paste error (I cant change the submitted bug), after B) it should come C): Adding and defaulting the constructors, except the move constructor produces the same code as A): https://go

[Bug c++/96945] New: optimizations regression when defaulting copy constructor

2020-09-05 Thread federico.kircheis at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96945 Bug ID: 96945 Summary: optimizations regression when defaulting copy constructor Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Pri

[Bug c++/96944] New: call of overloaded is ambiguous

2020-09-05 Thread tangyixuan at mail dot dlut.edu.cn
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96944 Bug ID: 96944 Summary: call of overloaded is ambiguous Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assi

[Bug c++/96943] New: incomplete type used in nested name specifier

2020-09-05 Thread tangyixuan at mail dot dlut.edu.cn
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96943 Bug ID: 96943 Summary: incomplete type used in nested name specifier Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/60304] Including disables -Wconversion-null in C++ 98 mode

2020-09-05 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60304 --- Comment #32 from Jonathan Wakely --- Nice analysis. Personally I dislike when you get different results from separate preprocessing, but I don't know if it should be considered a bug.

[Bug c++/60304] Including disables -Wconversion-null in C++ 98 mode

2020-09-05 Thread harald at gigawatt dot nl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60304 --- Comment #31 from Harald van Dijk --- (In reply to Jonathan Wakely from comment #30) > I'm curious why the preprocessed code in comment 28 doesn't warn, This was still bugging me, so I looked into it a little bit, and since I had trouble find

[Bug libstdc++/96942] std::pmr::monotonic_buffer_resource causes CPU cache misses

2020-09-05 Thread dmitriy.ovdienko at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96942 --- Comment #2 from Dmitriy Ovdienko --- Created attachment 49185 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49185&action=edit Modified solution with custom allocator based on malloc

[Bug libstdc++/96942] std::pmr::monotonic_buffer_resource causes CPU cache misses

2020-09-05 Thread dmitriy.ovdienko at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96942 --- Comment #1 from Dmitriy Ovdienko --- Created attachment 49184 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49184&action=edit Original implementation with preallocated buffer

[Bug libstdc++/96942] New: std::pmr::monotonic_buffer_resource causes CPU cache misses

2020-09-05 Thread dmitriy.ovdienko at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96942 Bug ID: 96942 Summary: std::pmr::monotonic_buffer_resource causes CPU cache misses Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/53929] Bug in the use of Intel asm syntax when a global is named "and"

2020-09-05 Thread u1049321969 at caramail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53929 tk changed: What|Removed |Added CC||u1049321969 at caramail dot com --- Comment #1 from