[Bug target/118042] ICE: maximum number of generated reload insns per insn achieved (90) with -O1 -fexpensive-optimizations -favoid-store-forwarding -mavx10.1 -mprefer-vector-width=128 --param=store-f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118042 Uroš Bizjak changed: What|Removed |Added Component|rtl-optimization|target --- Comment #3 from Uroš Bizjak -

[Bug rtl-optimization/118042] ICE: maximum number of generated reload insns per insn achieved (90) with -O1 -fexpensive-optimizations -favoid-store-forwarding -mavx10.1 -mprefer-vector-width=128 --par

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118042 Uroš Bizjak changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug tree-optimization/118055] [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118055 --- Comment #4 from Hans-Peter Nilsson --- (In reply to Hongtao Liu from comment #3) > > > > Is it perhaps that the test is brittle; mostly target-specific despite being > > at the tree-level and that instead the scan-test should be a specific

[Bug c++/118056] New: ICE: tree code ‘template_type_parm’ is not supported in LTO streams

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118056 Bug ID: 118056 Summary: ICE: tree code ‘template_type_parm’ is not supported in LTO streams Product: gcc Version: 15.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/118055] [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118055 --- Comment #3 from Hongtao Liu --- > > Is it perhaps that the test is brittle; mostly target-specific despite being > at the tree-level and that instead the scan-test should be a specific > known-matching target list? The testcase is used to

[Bug tree-optimization/118055] [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118055 --- Comment #2 from Hans-Peter Nilsson --- (In reply to Hongtao Liu from comment #1) > I explained in the thread. > https://gcc.gnu.org/pipermail/gcc-patches/2024-December/671289.html > > - > BTW arm ci reported 2 regressed testcase

[Bug tree-optimization/118055] [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118055 --- Comment #1 from Hongtao Liu --- I explained in the thread. https://gcc.gnu.org/pipermail/gcc-patches/2024-December/671289.html - BTW arm ci reported 2 regressed testcase so I added * gcc.dg/tree-ssa/pr83403-1.c: Add --param max-

[Bug tree-optimization/118055] New: [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118055 Bug ID: 118055 Summary: [15 Regression] gcc.dg/tree-ssa/pr83403-1.c and -2 for CRIS and m68k since r15-6097-gee2f19b0937b5e Product: gcc Version: 15.0 Status: UNCONFIRME

[Bug c/117178] -Wunterminated-string-initialization should ignore trailing NUL byte for nonstring char arrays

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117178 --- Comment #21 from Kees Cook --- Okay, now with tests and an updated truncation message. :) Please see: https://gcc.gnu.org/pipermail/gcc-patches/2024-December/671714.html (Hopefully I have managed to get coding and commit log style correct.

[Bug c++/103048] [C++17+] Mandatory copy elision used for catch-by-value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103048 Andrew Pinski changed: What|Removed |Added CC||jens.maurer at gmx dot net --- Comment

[Bug c++/106812] Throwing a non-copyable exception

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106812 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/118054] New: GCC allows catch-by-value using trivial move constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118054 Bug ID: 118054 Summary: GCC allows catch-by-value using trivial move constructor Product: gcc Version: 15.0 Status: UNCONFIRMED Keywords: accepts-invalid

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #9 from Andrew Pinski --- (In reply to Andreas Schwab from comment #7) > 20241206: 2d 12:19:19 > 20241213: 2d 20:08:16 The big things between this are: 64bit location_t. I wonder if that introduced the slow down.

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 Jerry DeLisle changed: What|Removed |Added CC||jvdelisle at gcc dot gnu.org --- Commen

[Bug c++/118053] New: [14/15 Regression] Only -Ox -std=c++2x internal compiler error: in cxx_eval_indirect_ref, at cp/constexpr.cc:5954

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118053 Bug ID: 118053 Summary: [14/15 Regression] Only -Ox -std=c++2x internal compiler error: in cxx_eval_indirect_ref, at cp/constexpr.cc:5954 Product: gcc Version: 1

[Bug ada/118052] New: gnatproves bugs, nothing more indicated.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118052 Bug ID: 118052 Summary: gnatproves bugs, nothing more indicated. Product: gcc Version: 14.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ada

[Bug ada/118051] New: gnatprove indicates error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118051 Bug ID: 118051 Summary: gnatprove indicates error Product: gcc Version: 14.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: ada Assign

[Bug middle-end/118050] [15 Regression] timevar.cc:163:18: error: 'CLOCK_MONOTONIC' was not declared in this scope

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118050 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug other/118050] New: [15 Regression] timevar.cc:163:18: error: 'CLOCK_MONOTONIC' was not declared in this scope

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118050 Bug ID: 118050 Summary: [15 Regression] timevar.cc:163:18: error: 'CLOCK_MONOTONIC' was not declared in this scope Product: gcc Version: 15.0 Status: UNCONFIRMED

[Bug target/118018] FAIL: gcc.c-torture/execute/nestfunc-5.c -O1 execution test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118018 John David Anglin changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/117178] -Wunterminated-string-initialization should ignore trailing NUL byte for nonstring char arrays

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117178 --- Comment #20 from Alejandro Colomar --- Hi Kees, (In reply to Kees Cook from comment #19) > Created attachment 59874 [details] > RFC for ignoring NUL byte with nonstring attribute > > Here's an RFC patch for allowing the NUL char truncation

[Bug target/118018] FAIL: gcc.c-torture/execute/nestfunc-5.c -O1 execution test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118018 --- Comment #2 from GCC Commits --- The master branch has been updated by John David Anglin : https://gcc.gnu.org/g:3e7ae868fa057a808448a5ab081d2ad30ad80bab commit r15-6269-g3e7ae868fa057a808448a5ab081d2ad30ad80bab Author: John David Anglin D

[Bug c/117178] -Wunterminated-string-initialization should ignore trailing NUL byte for nonstring char arrays

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117178 --- Comment #19 from Kees Cook --- Created attachment 59874 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59874&action=edit RFC for ignoring NUL byte with nonstring attribute Here's an RFC patch for allowing the NUL char truncation when

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #7 from Andreas Schwab --- 20240920: 2d 09:32:07 20240927: 2d 09:49:40 20241004: 2d 10:05:11 20241020: 2d 09:50:24 20241025: 2d 10:01:37 20241101: 2d 10:36:27 20241108: 2d 11:34:26 20241115: 2d 10:59:49 20241130: 2d 11:50:58

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #6 from Andreas Schwab --- Here are the bootstrap times on the HiFive Unleashed (all languages): 20240920: 3d 09:32:07 20240927: 3d 09:49:40 20241004: 3d 10:05:11 20241020: 3d 09:50:24 20241025: 3d 10:01:37 20241101: 3d 10:36:

[Bug middle-end/97094] Compiling big std::unordered_map became slower

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97094 --- Comment #5 from Andrew Pinski --- See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114480#c20 too.

[Bug libstdc++/109941] [feat req] Add an option to mark STL types as nodiscard

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109941 --- Comment #6 from Roy Jacobson --- Also worth mentioning that clang-tidy diagnoses this under bugprone-unused-return-value since May 23.

[Bug target/118017] [15 Regression] ICE: maximum number of generated reload insns per insn achieved (90) with -Og -frounding-math -mno-80387 -mno-mmx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118017 Uroš Bizjak changed: What|Removed |Added CC||vmakarov at gcc dot gnu.org --- Comment #

[Bug target/118017] [15 Regression] ICE: maximum number of generated reload insns per insn achieved (90) with -Og -frounding-math -mno-80387 -mno-mmx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118017 --- Comment #4 from Uroš Bizjak --- (In reply to Uroš Bizjak from comment #3) > It looks to me that reload is trying to handle the following sequence from > _.322r.ira dump: > > (insn 32 31 35 2 (set (subreg:TI (reg:TD 99 [ _2 ]) 0) > (

[Bug target/118017] [15 Regression] ICE: maximum number of generated reload insns per insn achieved (90) with -Og -frounding-math -mno-80387 -mno-mmx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118017 --- Comment #3 from Uroš Bizjak --- It looks to me that reload is trying to handle the following sequence from _.322r.ira dump: (insn 32 31 35 2 (set (subreg:TI (reg:TD 99 [ _2 ]) 0) (reg:TI 20 xmm0)) "pr118017.c":14:24 94 {*movti_inter

[Bug fortran/117643] F_C_STRING from F23 is missing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117643 kargls at comcast dot net changed: What|Removed |Added Attachment #59830|0 |1 is obsolete|

[Bug libstdc++/109941] [feat req] Add an option to mark STL types as nodiscard

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109941 Arthur O'Dwyer changed: What|Removed |Added CC||arthur.j.odwyer at gmail dot com ---

[Bug c++/98935] [coroutines] co_await on statement expressions causes ICE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98935 --- Comment #7 from GCC Commits --- The master branch has been updated by Iain D Sandoe : https://gcc.gnu.org/g:bd8c7e71f516bae29a5a9e517b266141458f3977 commit r15-6263-gbd8c7e71f516bae29a5a9e517b266141458f3977 Author: Iain Sandoe Date: Fri

[Bug c++/97094] Compiling big std::unordered_map became slower

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97094 Jan Hubicka changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug fortran/110626] [13/14/15 regression] Duplicated finalization in derived

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110626 Paul Thomas changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug tree-optimization/86701] Optimize strlen called on std::string c_str()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86701 Jan Hubicka changed: What|Removed |Added CC||hubicka at gcc dot gnu.org --- Comment #5

[Bug libstdc++/60621] std::vector::emplace_back generates massively more code than push_back

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60621 Jan Hubicka changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c/26154] [12/13/14/15 Regression] OpenMP extensions to the C language is not documented or documented in the wrong spot

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26154 --- Comment #38 from Tobias Burnus --- Regarding gfortran, besides generic manual updates there, I wonder whether https://gcc.gnu.org/onlinedocs/gfortran/OpenMP-Modules-OMP_005fLIB-and-OMP_005fLIB_005fKINDS.html should be moved to libgomp.texi by

[Bug c++/118049] New: conflicting global module declaration

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118049 Bug ID: 118049 Summary: conflicting global module declaration Product: gcc Version: 15.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #5 from Jeffrey A. Law --- Oh, on the pioneer. Hard to even guess. Given how under-powered each core is, if you don't keep them all busy it's going to be bad... So I'd be looking for a serialization problem in the build. Or your

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #4 from Mark Wielaard --- The slowdown is on the pioneer box, which has 64 cores and 128GB ram. https://builder.sourceware.org/buildbot/#/builders/gcc-full-fedora-riscv See the build times tab on that page. It used to do builds in 4

[Bug fortran/84674] [12/13/14 Regression] Derived type name change makes a program segfault, removing non_overridable helps

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84674 Paul Thomas changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug fortran/84674] [12/13/14 Regression] Derived type name change makes a program segfault, removing non_overridable helps

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84674 --- Comment #20 from GCC Commits --- The releases/gcc-13 branch has been updated by Paul Thomas : https://gcc.gnu.org/g:e33257cab75c1f8a07ea8d5c829b8aec7069683e commit r13-9254-ge33257cab75c1f8a07ea8d5c829b8aec7069683e Author: Paul Thomas Date

[Bug fortran/117730] Wrong code with non_overridable typebound procedure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117730 --- Comment #10 from GCC Commits --- The releases/gcc-13 branch has been updated by Paul Thomas : https://gcc.gnu.org/g:e33257cab75c1f8a07ea8d5c829b8aec7069683e commit r13-9254-ge33257cab75c1f8a07ea8d5c829b8aec7069683e Author: Paul Thomas Dat

[Bug fortran/117730] Wrong code with non_overridable typebound procedure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117730 --- Comment #9 from GCC Commits --- The releases/gcc-14 branch has been updated by Paul Thomas : https://gcc.gnu.org/g:1572e634dec4a09593f68645939b5b5043de8de6 commit r14-11091-g1572e634dec4a09593f68645939b5b5043de8de6 Author: Paul Thomas Dat

[Bug fortran/84674] [12/13/14 Regression] Derived type name change makes a program segfault, removing non_overridable helps

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84674 --- Comment #19 from GCC Commits --- The releases/gcc-14 branch has been updated by Paul Thomas : https://gcc.gnu.org/g:1572e634dec4a09593f68645939b5b5043de8de6 commit r14-11091-g1572e634dec4a09593f68645939b5b5043de8de6 Author: Paul Thomas Dat

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 --- Comment #3 from Jeffrey A. Law --- Could be. I've got the 4G model and a swap partition on an m.2 drive rather than the silly (and insanely slow) mmc card. If Mark's got the 2G version or is using the MMC card, it'd be much more sensitive

[Bug c++/118047] [12/13/14/15 Regression] Incorrect list initialization of vector of struct of array of struct of enum since r12-7803-gf0530882d99abc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118047 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug tree-optimization/118025] [15 Regression] gcc.dg/field-merge-9.c FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118025 Richard Biener changed: What|Removed |Added Summary|gcc.dg/field-merge-9.c |[15 Regression] |FAI

[Bug tree-optimization/118046] [15 Regression] wrong code at -O{2, 3} on x86_64-linux-gnu since r15-6173-ge8febb641415fd

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118046 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug modula2/118045] [15 Regression] libm2iso.so.20.0.0 contains an unresolvable reference to symbol casin (and 171 other similar warnings)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118045 Richard Biener changed: What|Removed |Added Keywords||build Target Milestone|---

[Bug tree-optimization/118032] Bootstrap slowdown for risc-v

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118032 Richard Biener changed: What|Removed |Added Version|unknown |15.0 Keywords|

[Bug tree-optimization/118028] A better vectorized reduction across multi-level loop-nest

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118028 Richard Biener changed: What|Removed |Added Version|unknown |15.0 --- Comment #2 from Richard Biene

[Bug target/116979] [12/13/14/15 regression] fma not always used in complex product

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116979 --- Comment #22 from Richard Biener --- (In reply to Richard Biener from comment #21) > (In reply to Richard Biener from comment #20) > > (In reply to Jakub Jelinek from comment #17) > > > Not marking as fixed for GCC 15 yet, as there is the sca

[Bug target/116979] [12/13/14/15 regression] fma not always used in complex product

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116979 --- Comment #21 from Richard Biener --- (In reply to Richard Biener from comment #20) > (In reply to Jakub Jelinek from comment #17) > > Not marking as fixed for GCC 15 yet, as there is the scalar cost computation > > issue unresolved. > > I wi

[Bug fortran/117897] [13/14 Regression] Bug in gfortran compiled windows run time with the latest release (14.2.0)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117897 Paul Thomas changed: What|Removed |Added Summary|[13/14/15 Regression] Bug |[13/14 Regression] Bug in

[Bug fortran/117897] [13/14/15 Regression] Bug in gfortran compiled windows run time with the latest release (14.2.0)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117897 --- Comment #5 from GCC Commits --- The master branch has been updated by Paul Thomas : https://gcc.gnu.org/g:a87bf1d20a37bb69c9fa6d2211ffd963aa69240d commit r15-6260-ga87bf1d20a37bb69c9fa6d2211ffd963aa69240d Author: Paul Thomas Date: Sun D

[Bug target/116979] [12/13/14/15 regression] fma not always used in complex product

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116979 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug target/116979] [12/13/14/15 regression] fma not always used in complex product

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116979 --- Comment #19 from Richard Biener --- (In reply to Uroš Bizjak from comment #18) > (In reply to Jakub Jelinek from comment #17) > > Not marking as fixed for GCC 15 yet, as there is the scalar cost computation > > issue unresolved. > There is a

[Bug middle-end/118012] [avr] Expensive code (bit extract + extend + neg + and) instead of bit test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118012 --- Comment #13 from Richard Biener --- I think Georg-Johann is right that the patterns were introduced for optimization and not canonicalization. Yes, every pattern is also canonicalization, but the patterns transforming COND_EXPRs to straight

[Bug rtl-optimization/117095] [13/14/15 Regression] Wrong code since r13-5103-g7c9f20fcfdc2d8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117095 --- Comment #8 from Stefan Schulze Frielinghaus --- Bootstrap and regtest are successful on s390.

[Bug tree-optimization/117979] [12/13/14/15 Regression] ICE on x86_64-linux-gnu: in verify_loop_structure, at cfgloop.cc:1742 at -Os and above and returns twice since r12-5301

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117979 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[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 117874, which changed state. Bug 117874 Summary: [15 Regression] 17% regression for 433.milc on Zen4 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117874 What|Removed |Added -

[Bug target/117874] [15 Regression] 17% regression for 433.milc on Zen4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117874 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug rtl-optimization/117964] duplicate computed gotos will happily duplicate blocks with 9189 successors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117964 --- Comment #8 from rguenther at suse dot de --- On Tue, 10 Dec 2024, segher at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117964 > > --- Comment #7 from Segher Boessenkool --- > When maybe_duplicate_computed_goto i