[Bug c++/102199] is_default_constructible incorrect for an inner type with NSDMI

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102199 --- Comment #7 from Jonathan Wakely --- Because a user-provided inner() means it's default constructible, period. If that default constructor happens to be ill-formed, that's your problem and is outside the immediate context that is checked by i

[Bug target/91103] AVX512 vector element extract uses more than 1 shuffle instruction; VALIGND can grab any element

+ vmovq %xmm1, %rax ret .cfi_endproc .LFE15: .size foo_v8di_7, .-foo_v8di_7 - .ident "GCC: (GNU) 12.0.0 20210907 (experimental)" + .ident "GCC: (GNU) 12.0.0 20210908 (experimental)" .section.note.GNU-stack,"",@progbits

[Bug target/102227] [12 Regression] Likely wrong code since r12-3369-g652bef70d392f9541b12ef65b461009c8c8fd54a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102227 --- Comment #4 from Andrew Pinski --- (In reply to Martin Liška from comment #3) > After r12-3413-ga7b626d98a9a821ffb33466818d6aa86cac1d6fd, I still see the > miscompilation in the mentioned file. > > @Jakub: Can one somehow bisect which XORSIG

[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 102227, which changed state. Bug 102227 Summary: [12 Regression] Likely wrong code since r12-3369-g652bef70d392f9541b12ef65b461009c8c8fd54a https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102227 What|Removed

[Bug target/102227] [12 Regression] Likely wrong code since r12-3369-g652bef70d392f9541b12ef65b461009c8c8fd54a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102227 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug target/102224] [9/10/11 regession] wrong code for `x * copysign(1.0, x)` since r9-5298-g33142cf9cf82aa1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102224 Jakub Jelinek changed: What|Removed |Added Summary|[9/10/11/12 regession] |[9/10/11 regession] wrong

[Bug libstdc++/102221] Missed optimizations for algorithms over std::unique_ptr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102221 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/102224] [9/10/11/12 regession] wrong code for `x * copysign(1.0, x)` since r9-5298-g33142cf9cf82aa1f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102224 --- Comment #13 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:a7b626d98a9a821ffb33466818d6aa86cac1d6fd commit r12-3413-ga7b626d98a9a821ffb33466818d6aa86cac1d6fd Author: Jakub Jelinek Date:

[Bug c++/102228] lookup_anon_field is quadratic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102228 --- Comment #6 from Richard Biener --- I do have a functional patch which improves the -fsyntax-only compile-time for the PR101555 testcase from 14s to 2s. After lookup_anon_field is gone PR83309 pops up of course: Samples: 6K of event 'cycles

[Bug target/89984] Extra register move

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89984 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org Sta

[Bug c++/102201] Accepts invalid C++98 with nested class and sizeof of outer's non-static field

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102201 --- Comment #4 from Jonathan Wakely --- CD1 was a C++0x draft: "CD1: A DR issue not resolved in TC1 but included in Committee Draft 1. CD1 was advanced for balloting at the September, 2008 WG21 meeting." DR 613 was resolved by N2253, which was

[Bug target/102154] [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-3277-gd2874d905647a1d146dafa60199d440e837adc4d

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102154 Martin Liška changed: What|Removed |Added Target|ppc64-linux-gnu |ppc64-linux-gnu, |

[Bug target/100518] [12 Regression] ICE in copy_to_mode_reg with aarch64 ILP32 and memset with -mstrict-align -O2 since r12-397-gda9e6e63d1ae22e530ec7baf59f6ed028bf05776

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100518 --- Comment #2 from Martin Liška --- @Alexander: Can you please take a look?

[Bug libstdc++/101263] non-propagating-cache::emplace-deref missing constexpr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101263 Richard Biener changed: What|Removed |Added CC||barry.revzin at gmail dot com --- Comm

[Bug c++/102236] emplace_deref is not constexpr for join_view

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102236 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug analyzer/102233] LTO with -fanalyzer on a smallish binary causes very very long compile times

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102233 Richard Biener changed: What|Removed |Added Version|unknown |12.0 --- Comment #6 from Richard Biene

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