[Bug c++/59739] missed optimization: attribute ((pure)) with aggregate returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59739 Andrew Pinski changed: What|Removed |Added CC||marco at technoboredom dot net --- Comme

[Bug tree-optimization/45115] pure functions returning structs are not optimized.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45115 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug rust/114629] rust-ast-resolve-expr contains bloated code for funny_error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114629 --- Comment #7 from Marc Poulhiès --- There's no language spec yet, it's WIP: https://github.com/rust-lang/rust/issues/113527 Currently, the reference is rustc and the goal is to match its current behavior. I think the frontend is not listed b

[Bug c++/59739] missed optimization: attribute ((pure)) with aggregate returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59739 --- Comment #7 from Andrew Pinski --- >From PR 108635 (via PR 45115), a C++20 testcase where we should be able to optimize into one call of `operator<=>`: #include struct S { std::weak_ordering operator<=>(const S&) const

[Bug tree-optimization/114647] missing DSE when looping over a VLA

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114647 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug target/114639] [riscv] ICE in create_pre_exit, at mode-switching.cc:451

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114639 --- Comment #8 from Li Pan --- Find an even simpler code for reproduction. #include extern unsigned long get_vl (); vbool16_t test (vuint64m4_t a) { unsigned long b; return __riscv_vmsne_vx_u64m4_b16 (a, b, get_vl ()); } ../__RISC-V_INS

[Bug middle-end/114628] ICE with _BitInt returns_twice (and computed gotos) with -g and optimization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114628 --- Comment #4 from GCC Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:7dd1f9d2ec422173f490d91b9173d4fa5d32d909 commit r14-9859-g7dd1f9d2ec422173f490d91b9173d4fa5d32d909 Author: Jakub Jelinek Date: T

[Bug middle-end/114628] ICE with _BitInt returns_twice (and computed gotos) with -g and optimization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114628 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c/88058] gcc fails to detect use of out of scope variable ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88058 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Target Milestone|---

[Bug middle-end/63272] GCC should warn when using pointer to dead scoped variable within the same function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63272 --- Comment #10 from Andrew Pinski --- *** Bug 88058 has been marked as a duplicate of this bug. ***

[Bug c/89990] request warning: Use of out of scope compound literals

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89990 Bug 89990 depends on bug 88058, which changed state. Bug 88058 Summary: gcc fails to detect use of out of scope variable ? https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88058 What|Removed |Added -

[Bug middle-end/63272] GCC should warn when using pointer to dead scoped variable within the same function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63272 Andrew Pinski changed: What|Removed |Added CC||dgilbert at redhat dot com --- Comment #

[Bug middle-end/87403] [Meta-bug] Issues that suggest a new warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87403 Bug 87403 depends on bug 89990, which changed state. Bug 89990 Summary: request warning: Use of out of scope compound literals https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89990 What|Removed |Added -

[Bug c++/114580] Bogus warning on if constexpr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114580 --- Comment #2 from GCC Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:cfed80b9e4f562c99679739548df9369117dd791 commit r14-9861-gcfed80b9e4f562c99679739548df9369117dd791 Author: Jakub Jelinek Date: T

[Bug c/89990] request warning: Use of out of scope compound literals

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89990 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|NEW

[Bug c++/114580] Bogus warning on if constexpr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114580 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/114480] [12/13/14 Regression] g++: internal compiler error: Segmentation fault signal terminated program cc1plus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114480 Richard Biener changed: What|Removed |Added Keywords|needs-bisection | --- Comment #29 from Richard Biener

[Bug middle-end/114627] undefined behavior in tree-profile.cc while compiling gcc.misc-tests/gcov-18.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114627 --- Comment #2 from GCC Commits --- The master branch has been updated by J?rgen Kvalsvik : https://gcc.gnu.org/g:a2447556a5405d2cde20afc134b90cd1d199ce04 commit r14-9864-ga2447556a5405d2cde20afc134b90cd1d199ce04 Author: Jørgen Kvalsvik Date:

[Bug gcov-profile/114599] [14 Regression] ICE: SIGSEGV in bitmap_set_bit(bitmap_head*, int) (bitmap.cc:975) with -O2 -fcondition-coverage

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114599 --- Comment #9 from GCC Commits --- The master branch has been updated by J?rgen Kvalsvik : https://gcc.gnu.org/g:2daeb89d6f025d6daf7e560575863b3280120be8 commit r14-9863-g2daeb89d6f025d6daf7e560575863b3280120be8 Author: Jørgen Kvalsvik Date:

[Bug target/114639] [riscv] ICE in create_pre_exit, at mode-switching.cc:451

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114639 --- Comment #9 from Uroš Bizjak --- (In reply to Andrew Pinski from comment #2) > /* If we didn't see a full return value copy, verify that there >is a plausible reason for this. If some, but not all of the >

[Bug middle-end/93041] GCC 10 removes an infinite loop and causes a null pointer to dereferenced

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93041 Xi Ruoyao changed: What|Removed |Added CC||xry111 at gcc dot gnu.org --- Comment #12 fr

[Bug rtl-optimization/112560] [14 Regression] ICE in try_combine on pr112494.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112560 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug rtl-optimization/112560] [14 Regression] ICE in try_combine on pr112494.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112560 --- Comment #9 from Uroš Bizjak --- (In reply to Richard Biener from comment #8) > Fixed I suppose. Yes - I plan backport the patch to at least gcc-13.

[Bug target/114639] [riscv] ICE in create_pre_exit, at mode-switching.cc:451

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114639 --- Comment #10 from Li Pan --- The #define FUNCTION_VALUE_REGNO_P(N) ((N) == GP_RETURN || (N) == FP_RETURN) of the riscv backend doesn't honor vector mode. Then the below part 370 if (!targetm.calls.function_value_regno_p

[Bug target/113233] LoongArch: target options from LTO objects not respected during linking

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113233 --- Comment #12 from GCC Commits --- The master branch has been updated by LuluCheng : https://gcc.gnu.org/g:8657d76d583f0f87000e9003ba75922f2bbe4455 commit r14-9866-g8657d76d583f0f87000e9003ba75922f2bbe4455 Author: Yang Yujie Date: Mon Apr

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #8 from Jonathan Wakely --- Yes, if an application assumes that chrono::current_zone matches $TZ, that's a bug in the application. None of libstdc++, LLVM libc++, MSVC STL or the date/tz.h reference implementation uses $TZ for chrono

[Bug tree-optimization/111293] [14 Regression] Missed Dead Code Elimination since r14-3414-g0cfc9c953d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111293 Mikael Morin changed: What|Removed |Added CC||mikael at gcc dot gnu.org --- Comment #3

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #9 from Hristo Venev --- I stumbled upon this comment in the library you linked: https://github.com/HowardHinnant/date/blob/0e65940a7fbc4ed617a1ee111a60311eccbead9a/include/date/tz.h#L35 That comment is wrong in its explanation of

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #10 from Xi Ruoyao --- > rust's `chrono` Note that this is really a bad example because of CVE-2020-26235.

[Bug tree-optimization/111293] [14 Regression] Missed Dead Code Elimination since r14-3414-g0cfc9c953d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111293 --- Comment #4 from Mikael Morin --- For what's worth adding -fno-tree-vrp "fixes" this and enables removal of the call to 'foo' with trunk. Here is a minimal revert of the regressing revision, but it may just make the problem latent. diff --g

Re: [Bug ipa/113907] [11/12/13/14 regression] ICU miscompiled on x86 since r14-5109-ga291237b628f41

There is still problem with loop bounds. I am testing patch on that and then we should be (finally) finally safe.

[Bug ipa/113907] [11/12/13/14 regression] ICU miscompiled on x86 since r14-5109-ga291237b628f41

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113907 --- Comment #76 from Jan Hubicka --- There is still problem with loop bounds. I am testing patch on that and then we should be (finally) finally safe.

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #11 from Hristo Venev --- I never said that reading $TZ is easy, just that not doing it is (in my opinion) wrong.

[Bug ipa/113291] [14 Regression] compilation never (?) finishes with recursive always_inline functions at -O and above since r14-2172

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113291 --- Comment #8 from Jan Hubicka --- I am not sure this ought to be P1: - the compilation technically is finite, but not in reasonable time - it is possible to adjust the testcas (do early inlining manually) and get same infinite build on relea

[Bug middle-end/114653] New: Not vectoring the loop with openmp reduction.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114653 Bug ID: 114653 Summary: Not vectoring the loop with openmp reduction. Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: mi

[Bug target/113233] LoongArch: target options from LTO objects not respected during linking

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113233 --- Comment #13 from Xi Ruoyao --- Will we back port the fix to 13 and 12?

[Bug target/114576] [14 regression] VEX-prefixed AES instruction without AVX enabled

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114576 --- Comment #5 from GCC Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:a79d13a01f8cbb99fb45bf3f3ffc62c99ee0b05e commit r14-9869-ga79d13a01f8cbb99fb45bf3f3ffc62c99ee0b05e Author: Jakub Jelinek Date: T

[Bug target/114576] [14 regression] VEX-prefixed AES instruction without AVX enabled

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114576 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/114654] New: Alias template cannot be found

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114654 Bug ID: 114654 Summary: Alias template cannot be found Product: gcc Version: 13.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ A

[Bug rust/114629] rust-ast-resolve-expr contains bloated code for funny_error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114629 --- Comment #8 from Iain Sandoe --- (In reply to Andrew Pinski from comment #5) > (In reply to Pierre-Emmanuel Patry from comment #2) > While you are at it, it would be useful to add a link to the rust langauge > specification (like there is f

[Bug c/52534] gcc doesn't detect incorrect expression in call to va_start

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52534 --- Comment #5 from Jakub Jelinek --- Note, if we warn, we shouldn't warn for C23 or later, because one can pass anything there, like 3 arguments, or that (unsigned int)n_args, or just one, etc. And __builtin_va_start (ap, 0) is what is used reg

[Bug c++/114480] [12/13/14 Regression] g++: internal compiler error: Segmentation fault signal terminated program cc1plus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114480 --- Comment #30 from Richard Biener --- Temporarily memory goes to out-of-SSA computing liveness (2GB), after RTL expansion it drops to ~900MB peak again. Then df-init-at-O0 bumps to 1.3GB and then IRA goes all the way to >3GB. We're using lra

[Bug analyzer/114472] [14 Regression] ICE: in falls_short_of_p, at analyzer/store.cc:365 (in exceeds_p, at analyzer/store.cc:342) with -fanalyzer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114472 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug gcov-profile/113765] [14 Regression] ICE: autofdo: val-profiler-threads-1.c compilation, error: probability of edge from entry block not initialized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113765 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug gcov-profile/114601] ICE: SIGSEGV in hash_table_mod1 (hash-table.h:344) with -fcondition-coverage -finstrument-functions-once

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114601 --- Comment #2 from GCC Commits --- The master branch has been updated by J?rgen Kvalsvik : https://gcc.gnu.org/g:dd78e6a3cbd8f7c678d90ca0d05787faeb2e9c9a commit r14-9870-gdd78e6a3cbd8f7c678d90ca0d05787faeb2e9c9a Author: Jørgen Kvalsvik Date:

[Bug target/114639] [riscv] ICE in create_pre_exit, at mode-switching.cc:451

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114639 --- Comment #11 from Li Pan --- (In reply to Li Pan from comment #10) > The #define FUNCTION_VALUE_REGNO_P(N) ((N) == GP_RETURN || (N) == FP_RETURN) > of the riscv backend doesn't honor vector mode. Then the below part > > 370 ...

[Bug c++/114654] Alias template cannot be found

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114654 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org Resol

[Bug c++/92707] type alias on type alias on lambda in unevaluated context does not work

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92707 Patrick Palka changed: What|Removed |Added CC||fchelnokov at gmail dot com --- Comment

[Bug lto/114655] New: -flto=4 at link time does not override -flto=auto from compile time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114655 Bug ID: 114655 Summary: -flto=4 at link time does not override -flto=auto from compile time Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal

[Bug lto/114655] -flto=4 at link time does not override -flto=auto from compile time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114655 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug lto/114655] -flto=4 at link time does not override -flto=auto from compile time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114655 Richard Biener changed: What|Removed |Added Known to work||11.4.0 Known to fail|

[Bug middle-end/114653] Not vectorizing the loop with openmp reduction.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114653 Richard Biener changed: What|Removed |Added Blocks||53947 Keywords|

[Bug target/112980] 64-bit powerpc ELFv2 does not allow nops to be generated before function global entry point

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112980 --- Comment #14 from Michael Matz --- (In reply to Kewen Lin from comment #13) > (In reply to Giuliano Belinassi from comment #12) > > With your patch we have: > > > > > .LPFE0: > > > ... > > Which seems what is expected. > > Hi Giuliano, than

[Bug target/114656] New: ~5% slowdown of 538.imagick_r on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114656 Bug ID: 114656 Summary: ~5% slowdown of 538.imagick_r on aarch64 Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: missed-optimization, needs-bisection Severity:

[Bug lto/114655] -flto=4 at link time does not override -flto=auto from compile time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114655 --- Comment #2 from GCC Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:32fb04adae90a0ea68e64e8fc3cb04b613b2e9f3 commit r14-9872-g32fb04adae90a0ea68e64e8fc3cb04b613b2e9f3 Author: Richard Biener Date:

[Bug lto/114655] [12/13 Regression] -flto=4 at link time does not override -flto=auto from compile time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114655 Richard Biener changed: What|Removed |Added Summary|-flto=4 at link time does |[12/13 Regression] -flto=4

[Bug c/114657] New: Invalid type conversion from some _BitInt bit-fields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114657 Bug ID: 114657 Summary: Invalid type conversion from some _BitInt bit-fields Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug c/114657] Invalid type conversion from some _BitInt bit-fields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114657 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug c/114657] Invalid type conversion from some _BitInt bit-fields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114657 --- Comment #2 from Jakub Jelinek --- In particular, 6.5.1.1/2 says "The type of the controlling expression is the type of the expression as if it had undergone an lvalue conversion, array to pointer conversion, or function to pointer conversion

[Bug target/114656] ~5% slowdown of 538.imagick_r on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114656 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug fortran/113956] [13/14 Regression] ice in gfc_trans_pointer_assignment, at fortran/trans-expr.cc:10524

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113956 --- Comment #7 from GCC Commits --- The master branch has been updated by Paul Thomas : https://gcc.gnu.org/g:88aea122a7ee639230bf17a9eda4bf8a5eb7e282 commit r14-9873-g88aea122a7ee639230bf17a9eda4bf8a5eb7e282 Author: Paul Thomas Date: Tue A

[Bug fortran/114535] [13/14 regression] ICE with elemental finalizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114535 --- Comment #5 from GCC Commits --- The master branch has been updated by Paul Thomas : https://gcc.gnu.org/g:de82b0cf981e49a0bda957c0ac31146b17407e23 commit r14-9874-gde82b0cf981e49a0bda957c0ac31146b17407e23 Author: Paul Thomas Date: Tue A

[Bug c/114657] Invalid type conversion from some _BitInt bit-fields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114657 --- Comment #3 from Joseph S. Myers --- https://www.open-std.org/jtc1/sc22/wg14/www/docs/n2958.htm has my analysis of the various notions of "type" used in relation to bit-fields and the questions of what expressions are considered to have speci

[Bug driver/114658] New: branch "releases/gcc-13" builds "gcc version 14.0.1 (experimental)"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114658 Bug ID: 114658 Summary: branch "releases/gcc-13" builds "gcc version 14.0.1 (experimental)" Product: gcc Version: 13.2.1 Status: UNCONFIRMED Severity: normal

[Bug driver/114658] branch "releases/gcc-13" builds "gcc version 14.0.1 (experimental)"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114658 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug target/114639] [riscv] ICE in create_pre_exit, at mode-switching.cc:451

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114639 --- Comment #12 from Li Pan --- #include extern unsigned long get_vl (); #if 0 #else vint32m1_t test (vint32m1_t a) { unsigned b; return __riscv_vadd_vx_i32m1 (a, b, get_vl ()); // No ICE } vbool16_t test (vuint64m4_t a) { unsigned l

[Bug c/114659] New: gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 Bug ID: 114659 Summary: gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN Product: gcc Version: 13.2.0 Status: UNCONFIRMED Severity

[Bug c/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #1 from Bruno Haible --- Created attachment 57913 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57913&action=edit test case td.c

[Bug c/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 Bruno Haible changed: What|Removed |Added Build||x86_64-linux-gnu Host|

[Bug c/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #3 from Bruno Haible --- Also reproducible in 64-bit mode, with '-mfpmath=387': $ gcc -mfpmath=387 -Wall tf.c $ ./a.out ; echo $? 0 $ gcc -mfpmath=387 -Wall -O2 tf.c $ ./a.out ; echo $? 1 $ gcc -mfpmath=387 -Wall td.c $ ./a.out ; e

[Bug middle-end/114660] New: Exponentiating by squaring not performed for x * y * y * y * y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114660 Bug ID: 114660 Summary: Exponentiating by squaring not performed for x * y * y * y * y Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: missed-optimiza

[Bug debug/113566] btf: incorrect BTF_KIND_DATASEC entries for variables which are optimized out

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113566 --- Comment #1 from GCC Commits --- The master branch has been updated by David Faust : https://gcc.gnu.org/g:8075477f81ae8d0abf64b80dfbd179151f91b417 commit r14-9876-g8075477f81ae8d0abf64b80dfbd179151f91b417 Author: David Faust Date: Mon A

[Bug debug/114608] [14 Regression] Undefined reference in output asm with -fipa-reference -fipa-reference-addressable -fsection-anchors -gbtf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114608 --- Comment #3 from GCC Commits --- The master branch has been updated by David Faust : https://gcc.gnu.org/g:8075477f81ae8d0abf64b80dfbd179151f91b417 commit r14-9876-g8075477f81ae8d0abf64b80dfbd179151f91b417 Author: David Faust Date: Mon A

[Bug middle-end/114660] Exponentiating by squaring not performed for x * y * y * y * y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114660 --- Comment #1 from Antony Polukhin --- The above godbolt link for an old version of GCC, here's for 14.0 https://godbolt.org/z/dTPYY1T9W

[Bug c/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #4 from Bruno Haible --- Related: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58416

[Bug c/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #5 from Bruno Haible --- Related: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93271

[Bug target/114431] bpf: GCC generates unverifiable code for systemd restrict_fs_bpf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114431 David Faust changed: What|Removed |Added CC||david.faust at oracle dot com --- Comment

[Bug middle-end/114661] New: Bit operations not optimized to multiplication

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114661 Bug ID: 114661 Summary: Bit operations not optimized to multiplication Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal

[Bug target/114656] ~5% slowdown of 538.imagick_r on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114656 --- Comment #2 from Filip Kastl --- (In reply to Jakub Jelinek from comment #1) > Can you try to revert r14-9692 if that commit isn't the cause? I have tried reverting r14-9692 and that indeed removed the slowdown. The benchmark ran as fast as

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #12 from Jonathan Wakely --- (In reply to Hristo Venev from comment #9) > I stumbled upon this comment in the library you linked: > > https://github.com/HowardHinnant/date/blob/ > 0e65940a7fbc4ed617a1ee111a60311eccbead9a/include/dat

[Bug libfortran/114646] libgfortran still doesn't define GTHREAD_USE_WEAK to 0 for newer glibc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114646 --- Comment #17 from Sunil Pandey --- (In reply to H.J. Lu from comment #10) > Created attachment 57906 [details] > A patch > > I am testing this. This patch resolved my static testing issue.

[Bug libstdc++/114645] std::chrono::current_zone ignores $TZ on Linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114645 --- Comment #13 from Hristo Venev --- > $TZ allows you to override it per-process (and even change it during the > lifetime of a process by using setenv and tzset). We don't support that for > current_zone(). /etc/localtime can also change.

[Bug driver/114658] branch "releases/gcc-13" builds "gcc version 14.0.1 (experimental)"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114658 --- Comment #2 from felix-gcc at fefe dot de --- I'm probably doing something really stupid wrong, sorry for the noise. Here's what I'm doing: $ git checkout releases/gcc-13 Switched to branch 'releases/gcc-13' $ git branch master * releases/

[Bug driver/114658] branch "releases/gcc-13" builds "gcc version 14.0.1 (experimental)"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114658 felix-gcc at fefe dot de changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|-

[Bug tree-optimization/114660] Exponentiating by squaring not performed for x * y * y * y * y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114660 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement Component|middle-e

[Bug tree-optimization/114660] Exponentiating by squaring not performed for x * y * y * y * y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114660 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/114642] new test case gcc.dg/debug/btf/btf-datasec-3.c from r14-6195-gb8cf266f4ca4ff fails for 32 bits

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114642 --- Comment #4 from GCC Commits --- The master branch has been updated by David Faust : https://gcc.gnu.org/g:639215c5eb6c56ba3830cd868d1d3ddd700b4c90 commit r14-9878-g639215c5eb6c56ba3830cd868d1d3ddd700b4c90 Author: David Faust Date: Mon A

[Bug target/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 Andrew Pinski changed: What|Removed |Added Component|middle-end |target --- Comment #6 from Andrew Pinsk

[Bug target/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug lto/114662] New: [14 regression] new test case c_lto_pr113359-2 from r14-9841-g1e3312a25a7b34 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114662 Bug ID: 114662 Summary: [14 regression] new test case c_lto_pr113359-2 from r14-9841-g1e3312a25a7b34 fails Product: gcc Version: 14.0 Status: UNCONFIRMED Sever

[Bug tree-optimization/114660] Exponentiating by squaring not performed for x * y * y * y * y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114660 --- Comment #4 from Jakub Jelinek --- I think we've been discussing an idea of turning on flag_wrapv very late among the GIMPLE passes and reassociate again. Because RTL also kind of assumes flag_wrapv, there is no difference between signed/uns

[Bug target/110027] [11/12/13/14 regression] Stack objects with extended alignments (vectors etc) misaligned on detect_stack_use_after_return

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110027 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Com

[Bug debug/112878] ICE: in ctf_add_slice, at ctfc.cc:499 with _BitInt > 255 in a struct and -gctf1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112878 --- Comment #3 from Indu Bhagat --- The limit of 255 is somewhat arbitrary but we need to follow it for now, because libctf has a check in ctf_add_slice () in libctf/ctf-create.c : if ((ep->cte_bits > 255) || (ep->cte_offset > 255)) retur

[Bug c++/114663] New: Several contracts test cases fail with -fsanitize=undefined -fsanitize-trap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114663 Bug ID: 114663 Summary: Several contracts test cases fail with -fsanitize=undefined -fsanitize-trap Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords: te

[Bug rtl-optimization/114664] New: -fno-omit-frame-pointer causes an ICE during the build of the greenlet package

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114664 Bug ID: 114664 Summary: -fno-omit-frame-pointer causes an ICE during the build of the greenlet package Product: gcc Version: 14.0 Status: UNCONFIRMED Severity:

[Bug debug/112878] ICE: in ctf_add_slice, at ctfc.cc:499 with _BitInt > 255 in a struct and -gctf1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112878 --- Comment #4 from Andrew Pinski --- Another option to ouput a sorry message and then suspend this until libctf gets fixed/changed.

[Bug target/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #8 from Bruno Haible --- (In reply to Andrew Pinski from comment #6) > I doubt there is not much to be done here. I see it as an incorrect modelization of the x87 hardware, together with a missing distinction in the common expressio

[Bug target/114659] gcc miscompiles a __builtin_memcpy on i386, leading to wrong results for SNaN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114659 --- Comment #9 from Bruno Haible --- (In reply to Andrew Pinski from comment #7) > Much more related to PR 56831 and PR 57484 rather than the other two ... Well, bug #56831 is more about function calls and the ABI, whereas this bug here and bug

[Bug rtl-optimization/114664] -fno-omit-frame-pointer causes an ICE during the build of the greenlet package

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114664 --- Comment #1 from Andrew Pinski --- Let me find the dups ...

[Bug lto/114662] [14 regression] new test case c_lto_pr113359-2 from r14-9841-g1e3312a25a7b34 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114662 Edwin Lu changed: What|Removed |Added CC||ewlu at rivosinc dot com,

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