[Bug sanitizer/101744] [12 regression] hwasan new failures since r12-2424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101744 Richard Biener changed: What|Removed |Added Target Milestone|--- |12.0 Target|

[Bug analyzer/101721] [12 Regression] ICE in DECL_FUNCTION_CODE, at tree.h:4006

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101721 --- Comment #3 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:1a830c0636472e47a7503a5ed879725149e2e728 commit r12-2685-g1a830c0636472e47a7503a5ed879725149e2e728 Author: Jakub Jelinek Date:

[Bug tree-optimization/101746] [12 regression] gcc.dg/tree-prof/20050826-2.c and gcc.dg/uninit-pred-9_b.c fail since r12-2591

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101746 --- Comment #3 from Aldy Hernandez --- (In reply to Christophe Lyon from comment #1) > In addition on arm: > > > FAIL: g++.dg/warn/Wstringop-overflow-4.C -std=gnu++98 (test for excess > errors) > Excess errors: >

[Bug middle-end/101690] failure to shrink wrap simple loop with more aggressive jump threading

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101690 --- Comment #1 from Aldy Hernandez --- See discussion upstream on this subject: https://gcc.gnu.org/pipermail/gcc-patches/2021-July/576390.html

[Bug tree-optimization/101746] [12 regression] gcc.dg/tree-prof/20050826-2.c and gcc.dg/uninit-pred-9_b.c fail since r12-2591

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101746 Aldy Hernandez changed: What|Removed |Added CC||aldyh at gcc dot gnu.org --- Comment

[Bug tree-optimization/101746] [12 regression] gcc.dg/tree-prof/20050826-2.c and gcc.dg/uninit-pred-9_b.c fail since r12-2591

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101746 --- Comment #1 from Christophe Lyon --- In addition on arm: FAIL: g++.dg/warn/Wstringop-overflow-4.C -std=gnu++98 (test for excess errors) Excess errors: /gcc/testsuite/g++.dg/warn/Wstringop-overflow-4.C:148:3: warning: 'void*

[Bug tree-optimization/101746] New: [12 regression] gcc.dg/tree-prof/20050826-2.c and gcc.dg/uninit-pred-9_b.c fail since r12-2591

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101746 Bug ID: 101746 Summary: [12 regression] gcc.dg/tree-prof/20050826-2.c and gcc.dg/uninit-pred-9_b.c fail since r12-2591 Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug tree-optimization/94566] conversion between std::strong_ordering and int

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94566 Martin Liška changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug tree-optimization/94566] conversion between std::strong_ordering and int

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94566 --- Comment #6 from Martin Liška --- (In reply to Marc Glisse from comment #3) > I thought we had code to recognize a switch that represents a linear > function, I was hoping that it would kick in with your hoisting patch... Yep, we have the

[Bug target/101696] Function multiversioning not usable with new x86-64-v*

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101696 --- Comment #2 from Hannes Hauswedell --- What do you mean with "It doesn't work this way"? Maybe I wasn't clear in my original post; I am not interested in a dispatching mechanism for the application, I just want to have an mini-application

[Bug tree-optimization/94566] conversion between std::strong_ordering and int

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94566 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org --- Comment #5

[Bug sanitizer/101744] [12 regression] hwasan new failures since r12-2424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101744 --- Comment #1 from Andreas Schwab --- *** Bug 101745 has been marked as a duplicate of this bug. ***

[Bug sanitizer/101745] [12 regression] hwasan new failures since r12-2424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101745 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/101701] GCC optimization and code generation for if-else chains vs ternary chains vs a switch

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101701 Martin Liška changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #5

[Bug sanitizer/101745] New: [12 regression] hwasan new failures since r12-2424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101745 Bug ID: 101745 Summary: [12 regression] hwasan new failures since r12-2424 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug sanitizer/101744] New: [12 regression] hwasan new failures since r12-2424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101744 Bug ID: 101744 Summary: [12 regression] hwasan new failures since r12-2424 Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug target/101743] [12 Regression] Error: insn does not satisfy its constraints since r12-2640-gf7bf03cf69ccb7dc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101743 Hongtao.liu changed: What|Removed |Added CC||crazylht at gmail dot com --- Comment #1

[Bug tree-optimization/79938] gcc unnecessarily spills xmm register to stack when inserting vector items

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79938 --- Comment #5 from postmaster at raasu dot org --- My brains think it's basically four shuffles and three vector additions. It's part of vectorized adler32 implementation, so there is real-life use for the optimization.

[Bug target/101743] [12 Regression] Error: insn does not satisfy its constraints since r12-2640-gf7bf03cf69ccb7dc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101743 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug target/101743] New: [12 Regression] Error: insn does not satisfy its constraints since r12-2640-gf7bf03cf69ccb7dc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101743 Bug ID: 101743 Summary: [12 Regression] Error: insn does not satisfy its constraints since r12-2640-gf7bf03cf69ccb7dc Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug target/101742] [12 Regression] ICE in expand_mult, at expmed.c:3585 since r12-2666-g29f0e955c97da002

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101742 Martin Liška changed: What|Removed |Added Last reconfirmed||2021-08-03 Target Milestone|---

[Bug target/101742] New: [12 Regression] ICE in expand_mult, at expmed.c:3585 since r12-2666-g29f0e955c97da002

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101742 Bug ID: 101742 Summary: [12 Regression] ICE in expand_mult, at expmed.c:3585 since r12-2666-g29f0e955c97da002 Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug rtl-optimization/101736] Option -fno-reorder-functions breaks exceptions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101736 Richard Biener changed: What|Removed |Added CC||hubicka at gcc dot gnu.org ---

[Bug c++/101730] [10/11/12 Regression] ICE in cp_parser_ctor_initializer_opt_and_function_body, at cp/parser.c:24549

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101730 Richard Biener changed: What|Removed |Added Priority|P3 |P4

[Bug fortran/101729] ICE in create_tmp_var, at gimple-expr.c:482

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101729 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug fortran/101728] ICE in initialize_inlined_parameters, at tree-inline.c:3644

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101728 Richard Biener changed: What|Removed |Added Keywords||wrong-code --- Comment #1 from

[Bug target/87077] missed optimization for horizontal add for x86 SSE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87077 --- Comment #6 from Richard Biener --- Just to quote, with the inner loop forced not unrolled we get [local count: 53687093]: vect__1.11_14 = MEM [(float *)mtx_12(D)]; vect__2.14_15 = MEM [(float *)vec_13(D)]; vect__3.15_21 =

[Bug target/68655] SSE2 cannot vec_perm of low and high part

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68655 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/87077] missed optimization for horizontal add for x86 SSE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87077 --- Comment #5 from Richard Biener --- We are now vectorizing the outer loop with the inner loop being unrolled. If you add #pragma GCC unroll 0 to the inner loop we get comparatively good code, but we reduce to scalar 4 times. If you add

[Bug tree-optimization/101741] New: [12 Regression] ICE in fold_stmt, at gimple-range-fold.cc:541

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101741 Bug ID: 101741 Summary: [12 Regression] ICE in fold_stmt, at gimple-range-fold.cc:541 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-checking,

[Bug c++/101740] New: The symbol "<" after a name follows "~" as an id-expression of a member access expression should be interpreted as a delimiter of template-argument-list

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101740 Bug ID: 101740 Summary: The symbol "<" after a name follows "~" as an id-expression of a member access expression should be interpreted as a delimiter of template-argument-list

[Bug libstdc++/101739] New: Some function parameters in missing uglify

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101739 Bug ID: 101739 Summary: Some function parameters in missing uglify Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c++/98150] Segfault from statement expression in lambda noexcept

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98150 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

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