[Bug testsuite/104960] [12 regression] several test cases fail after r12-7670-gf6fb661ea8ac7e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104960 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/104963] New: GCC11/12 -march=sapphirerapids miss some isa.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104963 Bug ID: 104963 Summary: GCC11/12 -march=sapphirerapids miss some isa. Product: gcc Version: 11.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/98845] [9/10/11/12 Regression] ICE: SSA corruption (Unable to coalesce ssa_names 2 and 23 which are marked as MUST COALESCE.) since r6-528-g465770e43996a132

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98845 Arseny Solokha changed: What|Removed |Added Summary|[9/10/11 Regression] ICE: |[9/10/11/12 Regression]

[Bug c/104962] Compilier can not find files to link a simple MYSQL app

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104962 --- Comment #2 from James Murphy --- Created attachment 52639 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52639&action=edit client1.c /* * client1.c * * * from Paul DuBois MySQL page 225 * * * */ #include #include #de

[Bug c/104962] Compilier can not find files to link a simple MYSQL app

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104962 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/104962] New: Compilier can not find files to link a simple MYSQL app

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104962 Bug ID: 104962 Summary: Compilier can not find files to link a simple MYSQL app Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Pr

[Bug fortran/96983] [11/12 regression] ICE compiling gfortran.dg/pr96711.f90 starting with r11-3042

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96983 --- Comment #40 from CVS Commits --- The releases/gcc-11 branch has been updated by Michael Meissner : https://gcc.gnu.org/g:9baf563a176c4ea5a2a1606397ac09e16776d1ae commit r11-9665-g9baf563a176c4ea5a2a1606397ac09e16776d1ae Author: Michael Meis

[Bug c/98198] [11/12 Regression] internal compiler error: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in decl_or_type_attrs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98198 --- Comment #7 from CVS Commits --- The master branch has been updated by Roger Sayle : https://gcc.gnu.org/g:4565a07a646949e6ce30a08c60484afe1fed0ac1 commit r12-7681-g4565a07a646949e6ce30a08c60484afe1fed0ac1 Author: Roger Sayle Date: Wed Ma

[Bug tree-optimization/101895] [11 Regression] SLP Vectorizer change pushes VEC_PERM_EXPR into bad location spoiling further optimization opportunities

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101895 --- Comment #9 from Jeffrey A. Law --- Yea, no need to backport this.

[Bug middle-end/99578] [11/12 Regression] gcc-11 -Warray-bounds or -Wstringop-overread warning when accessing a pointer from integer literal

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578 Julius Werner changed: What|Removed |Added CC||jwerner at chromium dot org --- Comment

[Bug c++/82235] Copy ctor is not found for copying array of an object when it's marked explicit

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82235 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|paolo.carlini at

[Bug rtl-optimization/104961] [9/10/11/12 Regression] compilation never (?) finishes at -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104961 Marek Polacek changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/104957] [nvptx] Use .alias directive (available starting ptx isa version 6.3)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104957 --- Comment #3 from Tom de Vries --- The OvO testsuite, when run at -O2 passes, because it inlines all .alias instances. But at -O0, it doesn't. With -foffload=-malias that's fixed.

[Bug rtl-optimization/104961] New: compilation never (?) finishes at -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104961 Bug ID: 104961 Summary: compilation never (?) finishes at -Og Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: compile-time-hog, memory-hog Severity: normal

[Bug libstdc++/103407] [12 regression] abi_check FAILs on Solaris

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103407 --- Comment #13 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:2f26b26721d5f8a6ac874fc23e18e1b03d207990 commit r12-7679-g2f26b26721d5f8a6ac874fc23e18e1b03d207990 Author: Jonathan Wakely Date

[Bug middle-end/99578] [11/12 Regression] gcc-11 -Warray-bounds or -Wstringop-overread warning when accessing a pointer from integer literal

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578 --- Comment #31 from Martin Sebor --- I suppose we could move this warning under level 2 until this is handled better. -Warray-bounds already has two levels with level 2 being more noisy, and it might be useful to add a level to -Wstringop-overr

[Bug other/42540] c++ error message [vtable undefined] is unhelpful

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42540 --- Comment #21 from Eyal Rozenberg --- (In reply to Jonathan Wakely from comment #20) > No, but "the first non-pure, non-inline virtual function in the class" is > easy for the user to find. Well, yes, granted, that would be a huge improvement.

[Bug other/42540] c++ error message [vtable undefined] is unhelpful

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42540 --- Comment #20 from Jonathan Wakely --- No, but "the first non-pure, non-inline virtual function in the class" is easy for the user to find.

[Bug middle-end/100775] ICE: in df_exit_block_bitmap_verify, at df-scan.c:4164 with -mthumb -fzero-call-used-regs=used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100775 --- Comment #8 from qinzhao at gcc dot gnu.org --- fixed in gcc11 too.

[Bug middle-end/100775] ICE: in df_exit_block_bitmap_verify, at df-scan.c:4164 with -mthumb -fzero-call-used-regs=used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100775 --- Comment #7 from CVS Commits --- The releases/gcc-11 branch has been updated by Qing Zhao : https://gcc.gnu.org/g:9b1faeb5bfef258780e313aa8302a43f98f3b442 commit r11-9663-g9b1faeb5bfef258780e313aa8302a43f98f3b442 Author: Qing Zhao Date:

[Bug other/42540] c++ error message [vtable undefined] is unhelpful

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42540 --- Comment #19 from Eyal Rozenberg --- (In reply to Jonathan Wakely from comment #17) Ok, have read the wiki page. > The linker could easily say that, with no changes from GCC. Is the signature, or name, of the "key function" present in compil

[Bug middle-end/99578] [11/12 Regression] gcc-11 -Warray-bounds or -Wstringop-overread warning when accessing a pointer from integer literal

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99578 Kees Cook changed: What|Removed |Added CC||kees at outflux dot net --- Comment #30 from

[Bug tree-optimization/102943] [12 Regression] Jump threader compile-time hog with 521.wrf_r

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102943 --- Comment #47 from Andrew Macleod --- Created attachment 52637 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52637&action=edit new patch I am working on a alternative cache for GCC 13, but along the way, I have changes to the ranger_ca

[Bug testsuite/104960] New: [12 regression] several test cases fail after r12-7670-gf6fb661ea8ac7e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104960 Bug ID: 104960 Summary: [12 regression] several test cases fail after r12-7670-gf6fb661ea8ac7e Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug analyzer/104955] Analyzer slowdown with many diagnostics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104955 --- Comment #3 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:7fd6e36ea9aa8575841ff1da08b4aebc0298abe2 commit r12-7677-g7fd6e36ea9aa8575841ff1da08b4aebc0298abe2 Author: David Malcolm Date: W

[Bug libstdc++/103407] [12 regression] abi_check FAILs on Solaris

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103407 --- Comment #12 from Jonathan Wakely --- I tried this instead, but I think this still counts as "binding the same symbol to different versions", and didn't work: #if defined __sun__ && defined _GLIBCXX_HAVE_USELOCALE #if defined(_GLIBCXX_SYMVER

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 --- Comment #10 from Jakub Jelinek --- One can't take __has_cpp_attribute support for granted, so perhaps that needs to be wrapped inside ifdef.

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 --- Comment #9 from Jonathan Wakely --- Oops, the second #if should be #elif

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 --- Comment #8 from Jonathan Wakely --- libstdc++ sources do this: #if __has_cpp_attribute(clang::require_constant_initialization) # define __constinit [[clang::require_constant_initialization]] #endif An alternative that doesn't use reserved

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 --- Comment #7 from Marc Mutz --- Fantastic! Thanks for the tip!

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #6

[Bug c++/86974] Support Clang's require_constant_initialization attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86974 Marc Mutz changed: What|Removed |Added CC||marc.mutz at hotmail dot com --- Comment #5

[Bug tree-optimization/104959] New: nested lambda capture pack by ref will load from nullptr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104959 Bug ID: 104959 Summary: nested lambda capture pack by ref will load from nullptr Product: gcc Version: 10.3.0 Status: UNCONFIRMED Severity: normal Pr

[Bug middle-end/104492] [12 Regression] Bogus dangling pointer warning at -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104492 Martin Sebor changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug middle-end/104958] missing -Wdangling-pointer leaking local address through struct member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104958 Martin Sebor changed: What|Removed |Added Last reconfirmed||2022-03-16 Keywords|

[Bug middle-end/104958] New: missing -Wdangling-pointer leaking local address through struct member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104958 Bug ID: 104958 Summary: missing -Wdangling-pointer leaking local address through struct member Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug target/104957] [nvptx] Use .alias directive (available starting ptx isa version 6.3)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104957 --- Comment #2 from Tom de Vries --- So, what do we get after specifying -malias -mptx=6.3? Alias attribute only for functions, not variables. No support for weak alias (allowing this does compile, but we run into execution fails in gcc.dg/glo

[Bug target/104957] [nvptx] Use .alias directive (available starting ptx isa version 6.3)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104957 --- Comment #1 from Tom de Vries --- Created attachment 52636 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52636&action=edit Tentative patch Patch that I'm currently working on. Adds -malias, off by default. It's off by default becaus

[Bug tree-optimization/104941] [12 Regression] ICE error: invalid (pointer) operands ‘minus_expr’ since r12-6482-g06bc1b0c539e3a60

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104941 Siddhesh Poyarekar changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/104941] [12 Regression] ICE error: invalid (pointer) operands ‘minus_expr’ since r12-6482-g06bc1b0c539e3a60

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104941 --- Comment #2 from CVS Commits --- The master branch has been updated by Siddhesh Poyarekar : https://gcc.gnu.org/g:beb12c62eaec37ed0ee5a251ca0907d965d413b2 commit r12-7675-gbeb12c62eaec37ed0ee5a251ca0907d965d413b2 Author: Siddhesh Poyarekar

[Bug target/104957] New: [nvptx] Use .alias directive (available starting ptx isa version 6.3)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104957 Bug ID: 104957 Summary: [nvptx] Use .alias directive (available starting ptx isa version 6.3) Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/104935] [12 Regression] 554.roms_r ELF binary increased with r12-7612-g69619acd8d9b5856

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104935 --- Comment #3 from Richard Biener --- So in 554.roms_r I see cases (like for mod_grid.F90:allocate_grid) where we now vectorize more V4DI stores from a CTOR of scalars which reduces code size so jump-threading now goes wild (from DOM threading)

[Bug c++/104956] New: ICE with -fmodules-ts unordered_set and map

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104956 Bug ID: 104956 Summary: ICE with -fmodules-ts unordered_set and map Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c+

[Bug target/104882] [12 Regression] MVE: Wrong code at -O2 since r12-1434-g046a3beb1673bf4a61c131373b6a5e84158e92bf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104882 Christophe Lyon changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c++/104944] [9/10/11/12 Regression] incorrect alignas(void) accepted (with warning if templated)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104944 Marek Polacek changed: What|Removed |Added Target Milestone|--- |9.5 Status|NEW

[Bug analyzer/104955] Analyzer slowdown with many diagnostics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104955 --- Comment #2 from David Malcolm --- I suspect that this issue is due to building a feasible_graph per saved diagnostic, thus leading to an O(N^2) where as the function gets bigger, each individual diagnostic requires more work. Perhaps fixabl

[Bug analyzer/104955] Analyzer slowdown with many diagnostics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104955 --- Comment #1 from David Malcolm --- Also takes a long time with -Wno-analyzer-double-free; perhaps we ought to reject saved_diagnostics that will ultimately not be emitted.

[Bug analyzer/104954] Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 David Malcolm changed: What|Removed |Added Depends on||104955 --- Comment #5 from David Malcol

[Bug analyzer/104955] New: Analyzer slowdown with many diagnostics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104955 Bug ID: 104955 Summary: Analyzer slowdown with many diagnostics Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: analyzer

[Bug tree-optimization/104931] [9/10/11 Regression] wrong-code with number_of_iterations_lt_to_ne

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104931 --- Comment #6 from Richard Biener --- Also confirmed the issue still happens on trunk when we revert this match.pd pattern.

[Bug target/104890] [12 Regression] fails to build the 32bit libgcc on x86_64-linux-gnu (--enable-cet --with-arch-32=i686)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104890 --- Comment #14 from H.J. Lu --- Fixed for GCC 12 so far.

[Bug target/104890] [12 Regression] fails to build the 32bit libgcc on x86_64-linux-gnu (--enable-cet --with-arch-32=i686)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104890 --- Comment #13 from CVS Commits --- The master branch has been updated by H.J. Lu : https://gcc.gnu.org/g:3117ffce4c1598a35e724138735b099262353358 commit r12-7673-g3117ffce4c1598a35e724138735b099262353358 Author: H.J. Lu Date: Sun Mar 13 0

[Bug tree-optimization/94675] [9/10/11/12 regression] -Warray-bounds false positive with -O2 since r9-1948

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94675 --- Comment #22 from Richard Biener --- (In reply to Xavier from comment #21) > The problem still happens with gcc 9.4.0 but it appears to be fixed with gcc > 10. I suppose that's with the original full testcase, I still see the diagnostic on th

[Bug analyzer/104954] Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 --- Comment #4 from David Malcolm --- Created attachment 52634 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52634&action=edit Gzipped preprocessed source, unreduced

[Bug tree-optimization/104931] [9/10/11 Regression] wrong-code with number_of_iterations_lt_to_ne

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104931 Richard Biener changed: What|Removed |Added Summary|wrong-code with |[9/10/11 Regression]

[Bug analyzer/104954] Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 --- Comment #3 from David Malcolm --- I'm also seeing states with dozens of bindings for touched regions for __UNIQUE_ID_ddebugN for various N: clusters within :: {, r

[Bug c++/104944] [9/10/11/12 Regression] incorrect alignas(void) accepted (with warning if templated)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104944 Jonathan Wakely changed: What|Removed |Added Summary|incorrect alignas(void) |[9/10/11/12 Regression]

[Bug tree-optimization/104931] wrong-code with number_of_iterations_lt_to_ne

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104931 --- Comment #4 from Richard Biener --- (In reply to Richard Biener from comment #3) > The bug was made latent by g:51d464b608b38b9e2007948d10b1e0f1dcec142c which > ensured that > > /* If the loop exits immediately, there is nothing to do. */

[Bug c++/104944] incorrect alignas(void) accepted (with warning if templated)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104944 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2022-03-16 Status|UNCONFI

[Bug analyzer/104954] Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 David Malcolm changed: What|Removed |Added Depends on||104943 --- Comment #2 from David Malcol

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 --- Comment #12 from Jonathan Wakely --- Yes, to be more precise: && produces an int (not a _Bool / bool) with value 0 or 1. _Bool (a.k.a bool) is a distinct type, which might be larger or smaller than int (the only actual requirement is "larg

[Bug analyzer/104954] Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 --- Comment #1 from Richard Biener --- Does not enabling sanitizer improve things?

[Bug analyzer/104954] New: Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104954 Bug ID: 104954 Summary: Analyzer takes a very long time on Linux kernel drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug rtl-optimization/68274] __builtin_unreachable pessimizes code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68274 Bug 68274 depends on bug 102008, which changed state. Bug 102008 Summary: [12 Regression] no cmov generated for loads next to each other https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 What|Removed |Added -

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 --- Comment #9 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:f6fb661ea8ac7e17c6924719de6219f002c4efef commit r12-7670-gf6fb661ea8ac7e17c6924719de6219f002c4efef Author: Richard Biener Date:

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 --- Comment #11 from Andreas Schwab --- The size of bool is target dependent (though only Darwin/ppc overrides it).

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 --- Comment #8 from Richard Biener --- (In reply to Jakub Jelinek from comment #7) > Ok. Though, perhaps indeed trying to detect what phiopt optimizes and not > sinking that case would be long term best, so that we don't do the ping pong. Or,

[Bug d/104953] [12 regression] Several gdc and libphobos tests FAIL on Solaris

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104953 Rainer Orth changed: What|Removed |Added Target Milestone|--- |12.0

[Bug d/104953] New: [12 regression] Several gdc and libphobos tests FAIL on Solaris

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104953 Bug ID: 104953 Summary: [12 regression] Several gdc and libphobos tests FAIL on Solaris Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 --- Comment #9 from Jonathan Wakely --- (In reply to dagelf from comment #8) > Makes perfect sense now. && is "logical" in that it can only produce a bool, > which in C is an int and anything except 0 or 1 is evaluated to false at > compile time

[Bug tree-optimization/104931] wrong-code with number_of_iterations_lt_to_ne

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104931 --- Comment #3 from Richard Biener --- The bug was made latent by g:51d464b608b38b9e2007948d10b1e0f1dcec142c which ensured that /* If the loop exits immediately, there is nothing to do. */ tree tem = fold_binary (code, boolean_type_node, i

[Bug c++/96780] debuginfo for std::move and std::forward isn't useful

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96780 --- Comment #16 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:e55c5e24b97ad8ddc44588da18e894c139e02c0a commit r12-7668-ge55c5e24b97ad8ddc44588da18e894c139e02c0a Author: Patrick Palka Date: W

[Bug c++/104765] Expression statement with a return in a lambda-parameter-default causes segfault when called in a different function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104765 --- Comment #6 from Aaron Ballman --- (In reply to Marek Polacek from comment #4) > My preference: prohibit any use of ({}) in default arguments. That's my preference as well assuming it doesn't break a significant amount of code (which I have

[Bug target/104952] New: [nvptx][OpenMP] wrong code with OR / AND reduction ('reduction(||:' and '&&') with SIMT

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104952 Bug ID: 104952 Summary: [nvptx][OpenMP] wrong code with OR / AND reduction ('reduction(||:' and '&&') with SIMT Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 --- Comment #8 from dagelf --- Makes perfect sense now. && is "logical" in that it can only produce a bool, which in C is an int and anything except 0 or 1 is evaluated to false at compile time. There was a time when 'logical' and 'bitwise' we

[Bug tree-optimization/94675] [9/10/11/12 regression] -Warray-bounds false positive with -O2 since r9-1948

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94675 --- Comment #21 from Xavier --- The problem still happens with gcc 9.4.0 but it appears to be fixed with gcc 10.

[Bug tree-optimization/104942] [12 Regression] ICE in size_for_offset, at tree-object-size.cc:352 since r12-6482-g06bc1b0c539e3a60

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104942 Siddhesh Poyarekar changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/104942] [12 Regression] ICE in size_for_offset, at tree-object-size.cc:352 since r12-6482-g06bc1b0c539e3a60

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104942 --- Comment #1 from CVS Commits --- The master branch has been updated by Siddhesh Poyarekar : https://gcc.gnu.org/g:818e305ea692ebc6578fb40881887d45382f876b commit r12-7667-g818e305ea692ebc6578fb40881887d45382f876b Author: Siddhesh Poyarekar

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 --- Comment #7 from Jakub Jelinek --- Ok. Though, perhaps indeed trying to detect what phiopt optimizes and not sinking that case would be long term best, so that we don't do the ping pong.

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 --- Comment #6 from Richard Biener --- (In reply to Jakub Jelinek from comment #5) > Wouldn't at least now simply disabling the "optimization" in the last sink > pass instance be safer? I don't see how that's easily done. Not sinking any loads

[Bug target/104910] [10/11 Regression] ICE: internal consistency failure (error: invalid rtl sharing found in the insn)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104910 Jakub Jelinek changed: What|Removed |Added Summary|[10/11/12 Regression] ICE: |[10/11 Regression] ICE:

[Bug target/104910] [10/11/12 Regression] ICE: internal consistency failure (error: invalid rtl sharing found in the insn)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104910 --- Comment #2 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:952155629ca1a4dfe7c7b26e53d118a9b853ed4a commit r12-7666-g952155629ca1a4dfe7c7b26e53d118a9b853ed4a Author: Jakub Jelinek Date: W

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #5

[Bug rtl-optimization/102008] [12 Regression] no cmov generated for loads next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102008 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug rtl-optimization/104950] GCC does not emit branchless code for load next to each other

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104950 --- Comment #6 from Hongtao.liu --- (In reply to Andrew Pinski from comment #5) > (In reply to Hongtao.liu from comment #4) > > (In reply to Richard Biener from comment #3) > > > Ah, on aarch64 we get > > > > > > cmp w0, 0 > > >

[Bug target/104453] [9/10 Regression] ICE: SIGSEGV in handled_component_p with truncated input

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104453 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/104453] [9/10 Regression] ICE: SIGSEGV in handled_component_p with truncated input

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104453 --- Comment #6 from CVS Commits --- The releases/gcc-9 branch has been updated by Richard Biener : https://gcc.gnu.org/g:48fde80dea1fd59db34d0723427c41d0fb1ad951 commit r9-9985-g48fde80dea1fd59db34d0723427c41d0fb1ad951 Author: Richard Biener

[Bug c++/104734] -isystem hides -Woverloaded-virtual warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104734 Jonathan Wakely changed: What|Removed |Added Status|WAITING |UNCONFIRMED Ever confirmed|1

[Bug libstdc++/90388] Disabled hash specialization should not be invocable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90388 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |10.0 Status|NEW

[Bug c++/104951] avx512fintrin.h(9146): error: identifier "__builtin_ia32_rndscaless_round" is undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104951 --- Comment #2 from Andrew Pinski --- https://github.com/scale-snu/ckks-gpu-core/issues/1 https://stackoverflow.com/questions/60824242/suddenly-getting-builtin-ia32-sqrtsd-round-is-undefined-with-nvcc-gcc I think this is a bug in PaddlePaddle

[Bug target/103743] PPC: Inefficient equality compare for large 64-bit constants having only 16-bit relevant bits in high part

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103743 --- Comment #5 from Jiu Fu Guo --- It would be also ok for the constant that only has 16bits in the middle: e.g. 0x09876000ULL, we can rotate the constant to 0x9876.

[Bug c++/104951] avx512fintrin.h(9146): error: identifier "__builtin_ia32_rndscaless_round" is undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104951 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug libstdc++/102425] std::error_code() does not compare equal to std::error_condition()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102425 Jonathan Wakely changed: What|Removed |Added CC||redi at gcc dot gnu.org --- Comment #

[Bug libstdc++/90370] Does 0 correspond to a POSIX errno value for std::system_category?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90370 Jonathan Wakely changed: What|Removed |Added Resolution|--- |DUPLICATE Status|UNCONFIRM

[Bug c++/104951] New: avx512fintrin.h(9146): error: identifier "__builtin_ia32_rndscaless_round" is undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104951 Bug ID: 104951 Summary: avx512fintrin.h(9146): error: identifier "__builtin_ia32_rndscaless_round" is undefined Product: gcc Version: 9.4.0 Status: UNCONFIRMED

[Bug libstdc++/90233] std::hash()(INFINITY) == std::hash()(0)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90233 Jonathan Wakely changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug libstdc++/104945] std::hash ignores the top 32 bits when size_t is 32 bit

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104945 Jonathan Wakely changed: What|Removed |Added Last reconfirmed||2022-03-16 Keywords|

[Bug c/104948] When '&&' present in a comparison, a warning should be generated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104948 --- Comment #7 from Jonathan Wakely --- Until you clear up your confusion, please stop leaving completely incorrect comments all over bugzilla.

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