[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 --- Comment #3 from Allan Jensen --- -v output: Using built-in specs. COLLECT_GCC=/opt/gcc/bin/g++-12 Target: x86_64-pc-linux-gnu Configured with: ../configure --enable-languages=c,c++ --prefix=/opt/gcc --program-suffix=-12 Thread model: posix

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Target

[Bug middle-end/104081] Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 --- Comment #5 from Matthias Urlichs --- > when I break at line 24 the data is still there but it's lost > when unwinding frames from the SIGABRT: Yes, that's exactly the problem.

[Bug ipa/102361] Errors compiling Linux kernel 5.14 with CONFIG_FORTIFY=y

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102361 Bug 102361 depends on bug 101941, which changed state. Bug 101941 Summary: [12 Regression] Linux kernel build failure due to retaining fnsplit fragment with __attribute__((__error__)) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101941

[Bug libstdc++/101124] [12 Regression] pair(0, 0) was intended to be deprecated, but is rejected now

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101124 --- Comment #1 from Jonathan Wakely --- Another example that now fails: #include struct X { } x; std::pair p(x, 0); This selects the pair::pair(U1&&, U2&&) constructor, because x is non-const and the pair::first_type type is const. U2 gets

[Bug c++/104091] -std=c++20 causing meaningless error message "'auto' not allowed in alias declaration" which should be "missing template arguments after ..."

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104091 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2022-01-18 Ever confirmed|0

[Bug modula2/104065] [12 Regression] trunk 20220117 fails to build modula2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104065 --- Comment #2 from Gaius Mulley --- Thanks for the hint. I've now renamed the .c files to .cc and adjusted the Make-lang.in and waiting for the full bootstrap to complete before pushing changes.

[Bug bootstrap/103974] [12 Regression] ICE in ira_flattening building libstdc++ with r12-6415-g01f3e6a40e72

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103974 --- Comment #11 from Hans-Peter Nilsson --- Yes, thanks for the quick resolution.

[Bug middle-end/103987] [12 Regression] ice in ao_ref_init_from_ptr_and_range, at tree-ssa-alias.c:840 since r12-5236-g5aa91072e24c1e16

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103987 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug c++/102041] Pretty printing of variable templates could be improved

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102041 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug rtl-optimization/104054] [9/10/11/12 Regression] '-fcompare-debug' failure (length) w/ -Os -funroll-loops since r8-3946-gfe94440235cfaa57

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104054 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug middle-end/24639] [meta-bug] bug to track all Wuninitialized issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24639 Bug 24639 depends on bug 103899, which changed state. Bug 103899 Summary: [12 Regression] make profiledbootstrap fails due to uninitialized warning in expr.c https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103899 What|Removed

[Bug tree-optimization/103899] [12 Regression] make profiledbootstrap fails due to uninitialized warning in expr.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103899 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 --- Comment #6 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:8f6b62e0f0c99e421d07bf1847259744db22924b commit r12-6665-g8f6b62e0f0c99e421d07bf1847259744db22924b Author: Jonathan Wakely

[Bug tree-optimization/104086] New: ICE in lower_omp_target, at omp-low.c:13075

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104086 Bug ID: 104086 Summary: ICE in lower_omp_target, at omp-low.c:13075 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: openacc Severity: normal

[Bug target/103771] [12 Regression] Missed vectorization under -mavx512f -mavx512vl after r12-5489

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103771 Andrew Pinski changed: What|Removed |Added CC||pinskia at gcc dot gnu.org --- Comment

[Bug c++/104091] New: -std=c++20 causing meaningless error message "'auto' not allowed in alias declaration" which should be "missing template arguments after ..."

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104091 Bug ID: 104091 Summary: -std=c++20 causing meaningless error message "'auto' not allowed in alias declaration" which should be "missing template arguments after ..."

[Bug modula2/101388] Unconditional use of __MAX_BAUD

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101388 Gaius Mulley changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug tree-optimization/104086] ICE in lower_omp_target, at omp-low.c:13075

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104086 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c++/86369] constexpr const char* comparison fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86369 Jason Merrill changed: What|Removed |Added CC||jason at gcc dot gnu.org --- Comment #8

[Bug c++/54948] template unnecessarily displayed as "A< template-parameter-1-1 >" not "A"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54948 Jonathan Wakely changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug ipa/101354] [11 regression] naked function mishandled - store optimized away

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101354 --- Comment #9 from CVS Commits --- The releases/gcc-11 branch has been updated by Martin Liska : https://gcc.gnu.org/g:806d0ce8cb0c1b690e6b5774a5eb3a1404a21253 commit r11-9477-g806d0ce8cb0c1b690e6b5774a5eb3a1404a21253 Author: Martin Liska

[Bug c++/104074] [12 Regression] [c++17] Maybe rejected code: is not a valid type for a template non-type parameter since r12-6022-gbb2a7f80a98de3fe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104074 Patrick Palka changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug libstdc++/104085] New: mips: libstdc++ ABI check compares against wrong file if GCC is configured with --with-abi=(32|64)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104085 Bug ID: 104085 Summary: mips: libstdc++ ABI check compares against wrong file if GCC is configured with --with-abi=(32|64) Product: gcc Version: 11.2.1 Status:

[Bug c++/77307] Bring memset + free optimisation to C++

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77307 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2022-01-18

[Bug ipa/101941] [12 Regression] Linux kernel build failure due to retaining fnsplit fragment with __attribute__((__error__))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101941 --- Comment #30 from CVS Commits --- The trunk branch has been updated by Andrew Pinski : https://gcc.gnu.org/g:76fe494230477a69f8fa8c8ca2d493acaf343eb1 commit r12--g76fe494230477a69f8fa8c8ca2d493acaf343eb1 Author: Andrew Pinski Date:

[Bug target/104090] New: [10/11/12 Regression] powerpc: asm machine directive wrong for FSL processors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104090 Bug ID: 104090 Summary: [10/11/12 Regression] powerpc: asm machine directive wrong for FSL processors Product: gcc Version: 10.0 Status: UNCONFIRMED Severity:

[Bug c++/104025] [12 Regression] '-fcompare-debug' failure with enabled warnings since r12-6563-gb8ffa71e4271ae56

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104025 --- Comment #7 from Jakub Jelinek --- Maybe. But how? Would it push a pair of next_token, input_location ? I think it isn't easy to recompute input_location after the rollback otherwise. And, I'm a little bit worried that such a change could

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1 since r12-6375-g6cd51207f5732b52

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment

[Bug target/103676] [10/11/12 Regression] internal compiler error: in extract_constrain_insn, at recog.c:2671

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103676 --- Comment #23 from Vladimir Makarov --- (In reply to Jakub Jelinek from comment #22) > If we consider such an inline asm invalid, we could error on it, ICE is not > the right thing. But what exactly should we error on? Alternative I think

[Bug c++/103952] [9/10/11/12 Regression] ICE: in cp_finish_decl, at cp/decl.c:7933

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103952 Richard Biener changed: What|Removed |Added Priority|P3 |P4

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 --- Comment #5 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:97b9236976a4914d268089613d1fb42ece34aff9 commit r12-6664-g97b9236976a4914d268089613d1fb42ece34aff9 Author: Jonathan Wakely

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 --- Comment #7 from Jonathan Wakely --- This should be fixed now.

[Bug ipa/101941] [12 Regression] Linux kernel build failure due to retaining fnsplit fragment with __attribute__((__error__))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101941 Andrew Pinski changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/103771] [12 Regression] Missed vectorization under -mavx512f -mavx512vl after r12-5489

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103771 --- Comment #23 from rguenther at suse dot de --- On Tue, 18 Jan 2022, crazylht at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103771 > > --- Comment #22 from Hongtao.liu --- > (In reply to Hongtao.liu from comment

[Bug c++/104087] Invoking a consteval constructor with new

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104087 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug middle-end/104088] [12 Regression] '-O2' (or higher) GCN offloading (only) 'libgomp.oacc-c-c++-common/vprop.c' excess errors: 'warning: writing 1 byte into a region of size 0 [-Wstringop-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104088 Richard Biener changed: What|Removed |Added Target Milestone|--- |12.0

[Bug target/104090] [10/11/12 Regression] powerpc: asm machine directive wrong for FSL processors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104090 --- Comment #1 from Sebastian Huber --- I work on a patch, see: https://gcc.gnu.org/pipermail/gcc-patches/2022-January/588641.html

[Bug target/104090] [10/11/12 Regression] powerpc: asm machine directive wrong for FSL processors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104090 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.4

[Bug c++/104093] New: Make -Wvexing-parse warn on declaration of void functions as well

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104093 Bug ID: 104093 Summary: Make -Wvexing-parse warn on declaration of void functions as well Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/101292] [12 Regression] recent valgrind error in warning-control.cc since r12-1804-g65870e75616ee4359d1c13b99be794e6a577bc65

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101292 --- Comment #11 from David Binderman --- (In reply to Thomas Schwinge from comment #9) > (In reply to CVS Commits from comment #7) > > The warning control falls into the C++ trap of using a reference > > to old hashtable contents for a

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 Hans-Peter Nilsson changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug target/104005] [12 Regression] Regression on aarch64+sve with -O2 -fPIC since r12-5204

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104005 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:38ec23fafb167ddfe840d7bb22b3e943d8a7d29e commit r12-6669-g38ec23fafb167ddfe840d7bb22b3e943d8a7d29e Author: Richard Sandiford

[Bug c++/101221] Inaccurate error message for wrong template alias

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101221 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug ipa/101354] [11 regression] naked function mishandled - store optimized away

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101354 Martin Liška changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/104095] New: g++ diagnosis may use non-standard terminology: "constant" instead of "literal", "integer" instead of "integral"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104095 Bug ID: 104095 Summary: g++ diagnosis may use non-standard terminology: "constant" instead of "literal", "integer" instead of "integral" Product: gcc Version:

[Bug c++/104079] [9/10/11/12 Regression] internal compiler error: in nothrow_spec_p, at cp/except.c:1192 since r9-4662-g0d699def39bb937e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104079 Andrew Pinski changed: What|Removed |Added Known to fail||9.1.0, 9.4.0 Target Milestone|10.4

[Bug target/103771] [12 Regression] Missed vectorization under -mavx512f -mavx512vl after r12-5489

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103771 --- Comment #21 from Hongtao.liu --- (In reply to Hongtao.liu from comment #20) > (In reply to Richard Biener from comment #19) > > Ah, so the issue is missing -mavx512bw which means we end up with a AVX2 > > style > > mask for V32QImode. With

[Bug c++/104081] New: Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 Bug ID: 104081 Summary: Variable optimized out despite -Og Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug tree-optimization/104082] Wdangling-pointer: 2 * false positive ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104082 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug tree-optimization/104082] Wdangling-pointer: 2 * false positive ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104082 --- Comment #4 from David Binderman --- I just tried compiling a recent linux kernel with the new gcc trunk and the warning appeared seven times. Only one of them was a proper bug, which I have reported. The rest were false positives. So

[Bug middle-end/101292] [12 Regression] recent valgrind error in warning-control.cc since r12-1804-g65870e75616ee4359d1c13b99be794e6a577bc65

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101292 --- Comment #12 from rguenther at suse dot de --- On Tue, 18 Jan 2022, dcb314 at hotmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101292 > > --- Comment #11 from David Binderman --- > (In reply to Thomas Schwinge from

[Bug middle-end/103987] [12 Regression] ice in ao_ref_init_from_ptr_and_range, at tree-ssa-alias.c:840 since r12-5236-g5aa91072e24c1e16

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103987 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug rtl-optimization/104049] [12 Regression] vec_select to subreg lowering causes superfluous moves

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104049 Richard Biener changed: What|Removed |Added CC||vmakarov at gcc dot gnu.org

[Bug target/104039] [9/10/11/12 Regression] AArch64 Redundant instruction moving general to vector register

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104039 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug middle-end/104088] New: [12 Regression] '-O2' (or higher) GCN offloading (only) 'libgomp.oacc-c-c++-common/vprop.c' excess errors: 'warning: writing 1 byte into a region of size 0 [-Wstringop-ove

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104088 Bug ID: 104088 Summary: [12 Regression] '-O2' (or higher) GCN offloading (only) 'libgomp.oacc-c-c++-common/vprop.c' excess errors: 'warning: writing 1 byte into a region of size

[Bug analyzer/104089] New: ICE in constant_svalue, at analyzer/svalue.h:271

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104089 Bug ID: 104089 Summary: ICE in constant_svalue, at analyzer/svalue.h:271 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal

[Bug middle-end/101292] [12 Regression] recent valgrind error in warning-control.cc since r12-1804-g65870e75616ee4359d1c13b99be794e6a577bc65

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101292 --- Comment #10 from rguenther at suse dot de --- On Mon, 17 Jan 2022, tschwinge at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101292 > > Thomas Schwinge changed: > >What|Removed

[Bug middle-end/104092] [12 Regression] Invalid -Wdangling-pointer warning after writes by calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104092 Richard Biener changed: What|Removed |Added Target Milestone|--- |12.0 Keywords|

[Bug tree-optimization/103989] [12 regression] std::optional and bogus -Wmaybe-unitialized at -Og since r12-1992-g6feb628a706e86eb

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103989 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug c++/104094] New: Alias template shown in diagnostic with wrong template parameter name

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104094 Bug ID: 104094 Summary: Alias template shown in diagnostic with wrong template parameter name Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

[Bug middle-end/103987] [12 Regression] ice in ao_ref_init_from_ptr_and_range, at tree-ssa-alias.c:840 since r12-5236-g5aa91072e24c1e16

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103987 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:3ed40db0f12994e64434dc2e0590ba1da7ba5f60 commit r12-6672-g3ed40db0f12994e64434dc2e0590ba1da7ba5f60 Author: Richard Biener Date:

[Bug tree-optimization/104058] [12 Regression] 6-7% x264_r regression with -march=native -Ofast -funroll-loops -flto on x86 since r12-6420-gd3ff7420e941931d32ce2e332e7968fe67ba20af

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104058 Richard Biener changed: What|Removed |Added Status|NEW |WAITING Depends on|

[Bug preprocessor/104030] [12 Regression] -Wbidi-chars should not warn about UCNs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104030 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Keywords|

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 --- Comment #4 from Allan Jensen --- Created attachment 52217 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52217=edit -E output

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 Martin Liška changed: What|Removed |Added Status|WAITING |NEW Keywords|

[Bug c++/104087] New: Invoking a consteval constructor with new

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104087 Bug ID: 104087 Summary: Invoking a consteval constructor with new Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug tree-optimization/104017] unexpeted -Warray-bounds popping a fixed number of std::deque elements

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104017 Lars Gullik Bjønnes changed: What|Removed |Added CC||larsbj at gullik dot net ---

[Bug middle-end/104092] [12 Regression] Invalid -Wdangling-pointer warning after writes by calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104092 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Ever

[Bug middle-end/104092] New: [12 Regression] Invalid -Wdangling-pointer warning after writes by calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104092 Bug ID: 104092 Summary: [12 Regression] Invalid -Wdangling-pointer warning after writes by calls Product: gcc Version: 12.0 Status: UNCONFIRMED Severity:

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1 since r12-6375-g6cd51207f5732b52

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 Martin Liška changed: What|Removed |Added Priority|P3 |P1 Summary|[12 regression]

[Bug target/104005] [12 Regression] Regression on aarch64+sve with -O2 -fPIC since r12-5204

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104005 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/104004] [12 Regression] ICE: in extract_insn, at recog.c:2769 (error: unrecognizable insn)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104004 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug debug/103788] [9/10/11/12 Regression] '-fcompare-debug' failure (length) w/ -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103788 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/103852] [10/11/12 Regression] Alias template argument deduction is available in C++17 mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103852 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug tree-optimization/103725] [9/10/11/12 Regression] warning: assuming signed overflow does not occur when simplifying conditional to constant

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103725 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug tree-optimization/103724] [9/10/11/12 Regression] invalid warning: iteration 7 invokes undefined behavior

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103724 Richard Biener changed: What|Removed |Added CC||dmalcolm at gcc dot gnu.org,

[Bug tree-optimization/104064] gcc/tree-vect-data-refs.c:3208:16: runtime error: signed integer overflow: 17 - -9223372036854775806 cannot be represented in type 'long int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104064 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Ever confirmed|0

[Bug tree-optimization/104082] Wdangling-pointer: 2 * false positive ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104082 --- Comment #2 from David Binderman --- (In reply to Andrew Pinski from comment #1) > >I've no idea why the warning is generated, the code looks legal to me > > The warning is generated even though the code is valid, if someone > deferences

[Bug middle-end/104081] Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 --- Comment #4 from Richard Biener --- when I break at line 24 the data is still there but it's lost when unwinding frames from the SIGABRT: (gdb) bt #0 0x770cc18b in raise () from /lib64/libc.so.6 #1 0x770cd585 in abort ()

[Bug target/103771] [12 Regression] Missed vectorization under -mavx512f -mavx512vl after r12-5489

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103771 --- Comment #22 from Hongtao.liu --- (In reply to Hongtao.liu from comment #21) > (In reply to Hongtao.liu from comment #20) > > (In reply to Richard Biener from comment #19) > > > Ah, so the issue is missing -mavx512bw which means we end up

[Bug tree-optimization/104064] gcc/tree-vect-data-refs.c:3208:16: runtime error: signed integer overflow: 17 - -9223372036854775806 cannot be represented in type 'long int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104064 --- Comment #2 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:00dc7877ee02634d4837d024e36b55bef6b9d49c commit r12-6660-g00dc7877ee02634d4837d024e36b55bef6b9d49c Author: Richard Biener Date:

[Bug tree-optimization/104064] gcc/tree-vect-data-refs.c:3208:16: runtime error: signed integer overflow: 17 - -9223372036854775806 cannot be represented in type 'long int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104064 Richard Biener changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c/104082] New: Wdangling-pointer: 2 * false positive ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104082 Bug ID: 104082 Summary: Wdangling-pointer: 2 * false positive ? Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug middle-end/104081] Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 --- Comment #2 from Andrew Pinski --- Can you attach the original source?

[Bug c++/104079] [10/11/12 Regression] internal compiler error: in nothrow_spec_p, at cp/except.c:1192 since r9-4662-g0d699def39bb937e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104079 Martin Liška changed: What|Removed |Added Keywords|needs-bisection | CC|

[Bug c/104082] Wdangling-pointer: 2 * false positive ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104082 --- Comment #1 from Andrew Pinski --- >I've no idea why the warning is generated, the code looks legal to me The warning is generated even though the code is valid, if someone deferences metricp after the call to s88, the code becomes

[Bug middle-end/104081] Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 --- Comment #3 from Matthias Urlichs --- Sure. gcc -Og -g -std=c++17 -lstdc++ /tmp/test.cpp #include #include void throw_invalid(const char *a, std::string_view b) { (void)a; (void)b; throw; } int64_t str_atoi(std::string_view

[Bug testsuite/104083] Ada testsuite does not respect RUNTESTFLAGS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104083 --- Comment #2 from Richard Biener --- Once could of course argue that eventually the acats/run_all.sh can somehow pick up options from the RUNTESTFLAGS argument (it might need to be exported somehow of course).

[Bug tree-optimization/102087] [12 Regression] ICE on valid code at -O3 on x86_64-linux-gnu: in determine_exit_conditions, at tree-ssa-loop-manip.c:1049 since r12-3136-g3673dcf6d6baeb67

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102087 --- Comment #20 from David Binderman --- This code still seems broken: **Gif_ClipImage_gfi_0; Gif_ClipImage_gfi_1, Gif_ClipImage_y, Gif_ClipImage_shift; Gif_ClipImage() { Gif_ClipImage_y = Gif_ClipImage_gfi_1 - 1; for (; Gif_ClipImage_y >=

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 Pekka S changed: What|Removed |Added CC||p...@gcc-bugzilla.mail.kaps

[Bug testsuite/104083] Ada testsuite does not respect RUNTESTFLAGS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104083 Eric Botcazou changed: What|Removed |Added CC||ro at gcc dot gnu.org Ever

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 CC|

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 Jonathan Wakely changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|hp at

[Bug c++/104081] Variable optimized out despite -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104081 --- Comment #1 from Matthias Urlichs --- current line is 24, after "throw_invalid" has called abort()

[Bug testsuite/104083] New: Ada testsuite does not respect RUNTESTFLAGS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104083 Bug ID: 104083 Summary: Ada testsuite does not respect RUNTESTFLAGS Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 104064, which changed state. Bug 104064 Summary: gcc/tree-vect-data-refs.c:3208:16: runtime error: signed integer overflow: 17 - -9223372036854775806 cannot be represented in type 'long int'

[Bug libstdc++/104080] [12 Regression] newlib doesn't have endian.h causing build failure with 2800bc08e4ab r12-6646

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104080 --- Comment #4 from Jonathan Wakely --- It would be better to use __has_include to detect headers, not hardcoding it based on target macros. But I don't see why we need that header anyway, GCC defines __BYTE_ORDER__ and __ORDER_LITTLE_ENDIAN__

[Bug c++/104084] [12 regression] Internal compiler error: tree check: expected target_expr, have compound_expr in build_new_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104084 --- Comment #2 from Allan Jensen --- Removing the (std::nothrow), and declaring the untagged new operator (instead of declaring them deleted), seems to work around the issue.

[Bug tree-optimization/104069] -Werror=use-after-free false positive on elfutils-0.186

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104069 --- Comment #5 from Sergei Trofimovich --- (In reply to Martin Sebor from comment #4) > Actually, this is already supposed to be handled but the code is not > effective due to a typo. This fixes it: > > diff --git

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