[Bug tree-optimization/107226] [13 regression] r13-3219-g25413fdb2ac249 caused a lot of testcase failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107226 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |13.0

[Bug libgomp/107227] New: Compiler bug in private allocatable array in OpenACC compute statement

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107227 Bug ID: 107227 Summary: Compiler bug in private allocatable array in OpenACC compute statement Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/107226] New: [13 regression] r13-3219-g25413fdb2ac249 caused a lot of testcase failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107226 Bug ID: 107226 Summary: [13 regression] r13-3219-g25413fdb2ac249 caused a lot of testcase failures Product: gcc Version: 13.0 Status: UNCONFIRMED Severity:

[Bug testsuite/107220] [13 regression] gcc.dg/tree-ssa/forwprop-19.c fails after r13-3212-gb88adba751da63

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107220 Hongtao.liu changed: What|Removed |Added CC||admin at levyhsu dot com,

[Bug analyzer/107225] FP with -Wanalyzer-mismatching-deallocation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107225 --- Comment #1 from urs at akk dot org --- Created attachment 53694 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53694=edit reduced test case for FP with -fanalyzer (-Wanalyzer-mismatching-deallocation, -Wanalyzer-file-leak)

[Bug analyzer/107225] New: FP with -Wanalyzer-mismatching-deallocation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107225 Bug ID: 107225 Summary: FP with -Wanalyzer-mismatching-deallocation Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug libfortran/107223] GCC 12.2 fails compilation on Linux PowerPC In function 'bessel_jn_r17':

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107223 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug ipa/106061] [13 Regression] during GIMPLE pass: einline ICE: verify_cgraph_node failed (edge points to wrong declaration) with -Og since r13-1204-gd68d366425369649

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106061 --- Comment #5 from Andrew Pinski --- Note -Og enables -funreachable-traps which is why the ones with -O1 -funreachable-traps are duplicates of this bug too.

[Bug ipa/106061] [13 Regression] during GIMPLE pass: einline ICE: verify_cgraph_node failed (edge points to wrong declaration) with -Og since r13-1204-gd68d366425369649

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106061 Andrew Pinski changed: What|Removed |Added CC||andres at anarazel dot de --- Comment

[Bug ipa/107224] [13 Regression] ICE: verify_cgraph_node failed with -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107224 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug ipa/107224] [13 Regression] ICE: verify_cgraph_node failed with -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107224 --- Comment #1 from Andrew Pinski --- The full ICE is: : In function 'dataBeginPlaceToPage_maxOldItem': :6:3: error: edge points to wrong declaration: 6 | ItemPointerSet(dataBeginPlaceToPage_maxOldItem); |

[Bug ipa/107224] [13 Regression] ICE: verify_cgraph_node failed with -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107224 Andrew Pinski changed: What|Removed |Added Summary|ICE: verify_cgraph_node |[13 Regression] ICE:

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #18 from H.J. Lu --- (In reply to Segher Boessenkool from comment #16) > Hi Roger, > > (In reply to Roger Sayle from comment #15) > > Yes, a COMPARE rtx can be used to set various flags on x86, but many other > > operations also

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #17 from H.J. Lu --- (In reply to Segher Boessenkool from comment #14) > (In reply to H.J. Lu from comment #13) > > (In reply to Segher Boessenkool from comment #12) > > > > > > To determine the semantics of this piece of RTL you

[Bug c/107224] New: ICE: verify_cgraph_node failed with -Og

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107224 Bug ID: 107224 Summary: ICE: verify_cgraph_node failed with -Og Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug fortran/107223] New: GCC 12.2 fails compilation on Linux PowerPC In function 'bessel_jn_r17':

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107223 Bug ID: 107223 Summary: GCC 12.2 fails compilation on Linux PowerPC In function 'bessel_jn_r17': Product: gcc Version: 12.2.0 Status: UNCONFIRMED Severity:

[Bug fortran/107215] ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 anlauf at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |13.0 Resolution|---

[Bug fortran/107215] ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 --- Comment #4 from CVS Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:53955284c031a17e6e49e730ef8947fe557ff35e commit r13-3238-g53955284c031a17e6e49e730ef8947fe557ff35e Author: Harald Anlauf Date:

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #16 from Segher Boessenkool --- Hi Roger, (In reply to Roger Sayle from comment #15) > Yes, a COMPARE rtx can be used to set various flags on x86, but many other > operations also legitimately set and/or use MODE_CC, often in a

[Bug fortran/107217] ICE in gfc_arith_times, at fortran/arith.cc:715/704

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107217 anlauf at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |anlauf at gcc dot

[Bug c++/107222] const qualifier appears in mangled NTTP value when the original object is so qualified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107222 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug c/107197] valgrind error in function same_line_p during build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107197 --- Comment #9 from Eugene Rozenfeld --- 107193 was fixed by https://gcc.gnu.org/g:80f414e6d73f9f1683f93d83ce63a6a482e54bee

[Bug c++/107222] New: const qualifier appears in mangled NTTP value when the original object is so qualified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107222 Bug ID: 107222 Summary: const qualifier appears in mangled NTTP value when the original object is so qualified Product: gcc Version: 13.0 Status: UNCONFIRMED

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 Roger Sayle changed: What|Removed |Added CC||roger at nextmovesoftware dot com ---

[Bug fortran/107217] ICE in gfc_arith_times, at fortran/arith.cc:715/704

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107217 anlauf at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug bootstrap/107221] [13 Regression] libstdc++ EH no matching function __gnu_cxx::__scoped_lock::__scoped_lock

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107221 --- Comment #3 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:23c3cbaed36f6d2f3a7a64f6ebda69329723514b commit r13-3237-g23c3cbaed36f6d2f3a7a64f6ebda69329723514b Author: Jonathan Wakely

[Bug bootstrap/107221] [13 Regression] libstdc++ EH no matching function __gnu_cxx::__scoped_lock::__scoped_lock

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107221 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |13.0 Assignee|unassigned

[Bug bootstrap/107221] [13 Regression] libstdc++ EH no matching function __gnu_cxx::__scoped_lock::__scoped_lock

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107221 David Edelsohn changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug c++/100134] [modules] ICE when using a vector in a module

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100134 --- Comment #8 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:9736a42e1fb8df30d72cf28594d9046bf50200c1 commit r13-3236-g9736a42e1fb8df30d72cf28594d9046bf50200c1 Author: Patrick Palka Date:

[Bug c++/99377] [modules] undefined std::string_view::empty() if referenced in inline exported function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99377 --- Comment #14 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:2ceb4d531a303f3e70d8bb218c8759e6c0688f62 commit r13-3235-g2ceb4d531a303f3e70d8bb218c8759e6c0688f62 Author: Patrick Palka Date:

[Bug bootstrap/107221] New: [13 Regression] libstdc++ EH no matching function __gnu_cxx::__scoped_lock::__scoped_lock

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107221 Bug ID: 107221 Summary: [13 Regression] libstdc++ EH no matching function __gnu_cxx::__scoped_lock::__scoped_lock Product: gcc Version: unknown Status: UNCONFIRMED

[Bug fortran/107219] ICE in reduce_unary, at fortran/arith.cc:1290

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107219 anlauf at gcc dot gnu.org changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug c++/104433] [modules] Importing and using std::make_shared causes linker errors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104433 --- Comment #3 from Luiz Henrique Laurini --- Thank you for the fix. The test case seems to be working as expected now. However, the original code import ; int main() { std::make_shared(); } now causes an internal compiler error:

[Bug fortran/107215] ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 anlauf at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED --- Comment #3

[Bug testsuite/107220] New: [13 regression] gcc.dg/tree-ssa/forwprop-19.c fails after r13-3212-gb88adba751da63

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107220 Bug ID: 107220 Summary: [13 regression] gcc.dg/tree-ssa/forwprop-19.c fails after r13-3212-gb88adba751da63 Product: gcc Version: 13.0 Status: UNCONFIRMED

[Bug c++/106925] [12/13 Regression] ICE in maybe_splice_retval_cleanup at gcc/cp/except.cc:1330 since r12-8066-g4822108e61ab8790

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106925 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Priority|P3

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #14 from Segher Boessenkool --- (In reply to H.J. Lu from comment #13) > (In reply to Segher Boessenkool from comment #12) > > > > To determine the semantics of this piece of RTL you need to see the > > setter(s) > > of reg 17

[Bug fortran/107215] ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 --- Comment #2 from anlauf at gcc dot gnu.org --- Created attachment 53692 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53692=edit Patch Check type of source expr before conversion.

[Bug c++/106925] [12/13 Regression] ICE in maybe_splice_retval_cleanup at gcc/cp/except.cc:1330 since r12-8066-g4822108e61ab8790

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106925 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org ---

[Bug fortran/107215] ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 anlauf at gcc dot gnu.org changed: What|Removed |Added CC||anlauf at gcc dot gnu.org

[Bug target/107201] [avr] -nodevicelib not working for devices -mmcu=avr...

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107201 --- Comment #1 from Georg-Johann Lay --- Created attachment 53691 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53691=edit pr107201.diff: Proposed patch. This proposed patch (effectively) sets macro X_NODEVLIB to "" in all of

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #13 from H.J. Lu --- (In reply to Segher Boessenkool from comment #12) > > To determine the semantics of this piece of RTL you need to see the setter(s) > of reg 17 feeding this use. In this case, the setter was > (set (reg:CCC

[Bug fortran/107219] New: ICE in reduce_unary, at fortran/arith.cc:1290

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107219 Bug ID: 107219 Summary: ICE in reduce_unary, at fortran/arith.cc:1290 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c++/107218] New: [13 Regression] ICE in cp_gimplify_init_expr, at cp/cp-gimplify.cc:253

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107218 Bug ID: 107218 Summary: [13 Regression] ICE in cp_gimplify_init_expr, at cp/cp-gimplify.cc:253 Product: gcc Version: 13.0 Status: UNCONFIRMED Keywords:

[Bug fortran/93483] ICE in gfc_constructor_copy, at fortran/constructor.c:103

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93483 --- Comment #4 from G. Steinmetz --- Case from c0 works now : $ gfortran-13-20221009 z1.f90 && ./a.out 1. 2. 1. 2.

[Bug fortran/107217] New: ICE in gfc_arith_times, at fortran/arith.cc:715/704

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107217 Bug ID: 107217 Summary: ICE in gfc_arith_times, at fortran/arith.cc:715/704 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug fortran/107216] ICE in reduce_binary_aa, at fortran/arith.cc:1427

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107216 G. Steinmetz changed: What|Removed |Added Keywords||ice-on-invalid-code,

[Bug fortran/107216] New: ICE in reduce_binary_aa, at fortran/arith.cc:1427

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107216 Bug ID: 107216 Summary: ICE in reduce_binary_aa, at fortran/arith.cc:1427 Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug fortran/107215] New: ICE in gfc_real2real and gfc_complex2complex

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107215 Bug ID: 107215 Summary: ICE in gfc_real2real and gfc_complex2complex Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug fortran/107214] New: [13 Regression] ICE: base pointer cycle detected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107214 Bug ID: 107214 Summary: [13 Regression] ICE: base pointer cycle detected Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug testsuite/107213] New test case c-c++-common/pointer-to-fn1.c uses unsupported option r13-3202-g67efffec943656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107213 Marek Polacek changed: What|Removed |Added Last reconfirmed||2022-10-11 Ever confirmed|0

[Bug testsuite/107213] New: New test case c-c++-common/pointer-to-fn1.c uses unsupported option r13-3202-g67efffec943656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107213 Bug ID: 107213 Summary: New test case c-c++-common/pointer-to-fn1.c uses unsupported option r13-3202-g67efffec943656 Product: gcc Version: 13.0 Status: UNCONFIRMED

[Bug target/107172] [13 Regression] wrong code with "-O1 -ftree-vrp" on x86_64-linux-gnu since r13-1268-g8c99e307b20c502e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172 --- Comment #12 from Segher Boessenkool --- (In reply to H.J. Lu from comment #11) > Assuming (reg:CCC 17 flags) is set to 1 by compare properly, how should A MODE_CC RTL reg is never set to "1". It is set to the result of a comparison,

[Bug tree-optimization/107209] [13 Regression] ICE: verify_gimple failed (error: statement marked for throw, but doesn't)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107209 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug libstdc++/88264] Support glibc-style tunables for

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88264 --- Comment #5 from Jonathan Wakely --- (In reply to Jonathan Wakely from comment #2) > The emergency EH pool size should be tunable too. > > From libsupc++/eh_alloc.cc: > > // Allocate the arena - we could add a GLIBCXX_EH_ARENA_SIZE >

[Bug libstdc++/68606] Reduce or disable the static emergency pool for C++ exceptions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68606 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/68606] Reduce or disable the static emergency pool for C++ exceptions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68606 --- Comment #21 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:637e3668fdc17c4e226538fb14f9fab225433d01 commit r13-3234-g637e3668fdc17c4e226538fb14f9fab225433d01 Author: Jonathan Wakely

[Bug libstdc++/88264] Support glibc-style tunables for

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88264 --- Comment #4 from CVS Commits --- The master branch has been updated by Jonathan Wakely : https://gcc.gnu.org/g:637e3668fdc17c4e226538fb14f9fab225433d01 commit r13-3234-g637e3668fdc17c4e226538fb14f9fab225433d01 Author: Jonathan Wakely Date:

[Bug target/107185] [13 Regression] during RTL pass: vregs ICE: in extract_insn, at recog.cc:2791 (unrecognizable insn) with -ffast-math and lrintf()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107185 --- Comment #4 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:b65945e7fb8d0f6cf911d371926d25e7ea82db62 commit r13-3232-gb65945e7fb8d0f6cf911d371926d25e7ea82db62 Author: Jakub Jelinek Date:

[Bug tree-optimization/106922] [12 Regression] Bogus uninitialized warning on boost::optional<>>, missed FRE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106922 --- Comment #25 from Jan Žižka --- I have backported all three patches but true that I didn't try to test without VN enhancement. Would it help if I'd try that with our production code and the reproducers? Or anything else I could try so that

[Bug lto/106540] [10/11 Regression] lto -g ICE in dwarf2out_register_external_die at dwarf2out.cc:6076

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106540 --- Comment #7 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:752d7664325037789ee4b634672e8e737ad9469c commit r11-10307-g752d7664325037789ee4b634672e8e737ad9469c Author: Richard

[Bug tree-optimization/106513] [10/11 Regression] bswap pass misses that >>56 for signed types can be replicate the sign bit

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106513 --- Comment #7 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:ec718fb7a3a58955017cd80f6a8927afbe340fc4 commit r11-10306-gec718fb7a3a58955017cd80f6a8927afbe340fc4 Author: Richard

[Bug middle-end/106027] [11 Regression] ICE: 'verify_gimple' failed (error: mismatching comparison operand types) since r11-2450-g10231958fcfb13bc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106027 Richard Biener changed: What|Removed |Added Known to work||11.3.1 Resolution|---

[Bug middle-end/106331] [10/11 Regression] Whole array assignment of empty string segfaults with -Og since r12-2633-ge5e164effa30fd2b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106331 --- Comment #13 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:90d3b4dd84c08cc134578397d9c6b30b7dc4b440 commit r11-10305-g90d3b4dd84c08cc134578397d9c6b30b7dc4b440 Author: Richard

[Bug lto/106334] [13 Regression] lto -g ICE in dwarf2out_register_external_die at dwarf2out.cc:6072

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106334 --- Comment #11 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:752d7664325037789ee4b634672e8e737ad9469c commit r11-10307-g752d7664325037789ee4b634672e8e737ad9469c Author: Richard

[Bug tree-optimization/106131] [10/11 Regression] -fstrict-aliasing breaks normal program that does not use any pointer or reference

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106131 --- Comment #13 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:befa9c8b072ef8b81d4a5b46d83f81cd58318c2b commit r11-10304-gbefa9c8b072ef8b81d4a5b46d83f81cd58318c2b Author: Richard

[Bug tree-optimization/106112] [10/11 Regression] wrong code at -Os and above on x86_64-linux-gnu since r10-2711-g3ed01d5408045d80

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106112 --- Comment #7 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:b7878f05553bcf569a987dff8a7ef8b045b8d26c commit r11-10303-gb7878f05553bcf569a987dff8a7ef8b045b8d26c Author: Richard

[Bug middle-end/106027] [11 Regression] ICE: 'verify_gimple' failed (error: mismatching comparison operand types) since r11-2450-g10231958fcfb13bc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106027 --- Comment #7 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:a27e5fc76a49b759d271a828f225899434b537e9 commit r11-10302-ga27e5fc76a49b759d271a828f225899434b537e9 Author: Richard

[Bug tree-optimization/107096] Fully masking vectorization with AVX512 ICEs gcc.dg/vect/vect-over-widen-*.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107096 --- Comment #9 from Richard Biener --- (In reply to rsand...@gcc.gnu.org from comment #8) > (In reply to rguent...@suse.de from comment #7) > > more like precision but x86 uses QImode for two-element, four-element > > and eight-element masks

[Bug tree-optimization/106901] [13 Regression] False positive -Warray-bounds with -O2 or higher?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106901 --- Comment #7 from Carlos Galvez --- I understand the reasoning, but the loop _can_ executed in other cases where the function is called with different arguments: bar(vec, 5, 5); // Warray-bounds, loop not executed, no runtime OOB. bar(vec,

[Bug tree-optimization/105937] [12 Regression] maybe-uninitialized with std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105937 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Known to fail|

[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 105937, which changed state. Bug 105937 Summary: [12 Regression] maybe-uninitialized with std::optional https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105937 What|Removed |Added

[Bug tree-optimization/106922] [12 Regression] Bogus uninitialized warning on boost::optional<>>, missed FRE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106922 --- Comment #24 from Richard Biener --- Note I'm still pondering whether to backport the VN enhancement, for now I've backported the VN/PRE optimization regression fix.

[Bug tree-optimization/106934] [10/11/12 Regression] ICE: verify_gimple failed since r9-5682-gef310a95a934d0f3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106934 --- Comment #4 from CVS Commits --- The releases/gcc-12 branch has been updated by Richard Biener : https://gcc.gnu.org/g:c3119f575a04845fbbebbf90b5cdea88d5d76156 commit r12-8821-gc3119f575a04845fbbebbf90b5cdea88d5d76156 Author: Richard

[Bug tree-optimization/106922] [12 Regression] Bogus uninitialized warning on boost::optional<>>, missed FRE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106922 --- Comment #23 from CVS Commits --- The releases/gcc-12 branch has been updated by Richard Biener : https://gcc.gnu.org/g:e364e27b6636ba09755790358910f199d07194b3 commit r12-8820-ge364e27b6636ba09755790358910f199d07194b3 Author: Richard

[Bug middle-end/106892] [11/12 Regression] Wrong code at -O3 on x86_64-linux-gnu since r11-963-g80d6f89e78fc3b77

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106892 --- Comment #14 from CVS Commits --- The releases/gcc-12 branch has been updated by Richard Biener : https://gcc.gnu.org/g:2b9e1f7ff476059724cca4b11d39972655d4468f commit r12-8819-g2b9e1f7ff476059724cca4b11d39972655d4468f Author: Richard

[Bug tree-optimization/105937] [12 Regression] maybe-uninitialized with std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105937 --- Comment #9 from CVS Commits --- The releases/gcc-12 branch has been updated by Richard Biener : https://gcc.gnu.org/g:627132c9bf9439bf0ac83bb092182055c1e0f3ab commit r12-8818-g627132c9bf9439bf0ac83bb092182055c1e0f3ab Author: Richard

[Bug tree-optimization/107212] [11/12 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Known to work|

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 --- Comment #6 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:ee467644c53ee2f7d633a8e1f53603feafab4351 commit r13-3226-gee467644c53ee2f7d633a8e1f53603feafab4351 Author: Richard Biener Date:

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #9 from rguenther at suse dot de --- On Tue, 11 Oct 2022, crazylht at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 > > --- Comment #8 from Hongtao.liu --- > > > > > One downside for a fully masked

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #8 from Hongtao.liu --- > > One downside for a fully masked body is that we're using masked stores > which usually have higher latency due to the "merge" semantics which > means an extra memory input + merge operation. Not sure

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #7 from Richard Biener --- (In reply to Hongtao.liu from comment #5) > Also i think masked epilog(--param=vect-partial-vector-usage=1) should be > good for general cases under AVX512, espicially when main loop's vector > width is

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #6 from Richard Biener --- (In reply to Hongtao.liu from comment #4) > change "*k, CBC" to "?k, CBC", in *mov{qi,hi,si,di}_internal. > then RA works good to choose kxnor for setting constm1_rtx to mask register, > and i got below

[Bug tree-optimization/107206] Bogus -Wuninitialized in std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107206 --- Comment #4 from Richard Biener --- Btw, in other places I saw it's very much wanted to scalarize std::optional because that's often the best way to figure whether it's engaged or not and optimize dead code based on that. So not scalarizing

[Bug libstdc++/107206] Bogus -Wuninitialized in std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107206 Richard Biener changed: What|Removed |Added CC||jamborm at gcc dot gnu.org ---

[Bug c++/107211] [10/11/12/13 Regression] GCC compiles invalid use of non static member function in noexcept operator

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107211 Jonathan Wakely changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #5 from Hongtao.liu --- Also i think masked epilog(--param=vect-partial-vector-usage=1) should be good for general cases under AVX512, espicially when main loop's vector width is 512, and the remain tripcount is not enough for

[Bug libstdc++/107206] Bogus -Wuninitialized in std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107206 --- Comment #2 from Jonathan Wakely --- The aggregate copy is intended, because std::optional must have a trivial copy constructor if T has a trivial copy constructor. There should be no uninitialized value, because the std::optional's storage

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #4 from Hongtao.liu --- change "*k, CBC" to "?k, CBC", in *mov{qi,hi,si,di}_internal. then RA works good to choose kxnor for setting constm1_rtx to mask register, and i got below with your attached patch(change #if 0 to #if 1),

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 --- Comment #5 from Richard Biener --- Yes, the issue is latent for longer I think.

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 --- Comment #4 from Richard Biener --- So the speciality here is that with the SLP reduction we have the live lanes split across the sum and the convert. That wrecks havoc with vectorizable_reduction following one of the lanes in the loop

[Bug target/107093] AVX512 mask operations not simplified in fully masked loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107093 --- Comment #3 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:498ad738690b3c464f901d63dcd4d0f49a50dd00 commit r13-3218-g498ad738690b3c464f901d63dcd4d0f49a50dd00 Author: liuhongt Date: Mon Oct

[Bug tree-optimization/107195] [13 Regression] wrong code with "-O1 -fno-tree-ccp" on x86_64-linux-gnu since r13-3090-gdf4c584c567263fd

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107195 Aldy Hernandez changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug c/92286] Possible improvement for -Wduplicated-cond warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92286 --- Comment #6 from Martin Liška --- > trunk.git/libsanitizer/sanitizer_common/sanitizer_allocator_primary64.h:547: > 27: style: Expression is always true because 'else if' condition is opposite > to previous condition at line 538.

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 --- Comment #3 from Martin Liška --- Hmm, have a test-case that is miscompiled since r10-4200-gb7ff7cef5005721e: $ cat pr107212.c int sum_1 = 0; int main() { unsigned int tab[6][2] = {{150, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}};

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 --- Comment #2 from Richard Biener --- Confirmed. We vectorize the loop and that triggers full constant folding leading to the wrong result somehow. Same issue with GCC 11 when you add -ftree-vectorize or use -O3, not observed with GCC 10.

[Bug tree-optimization/107212] [11/12/13 Regression] Wrong vectorizer code since r11-718-gc735929a2503a7d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107212 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Summary|-O2 and -O3

[Bug tree-optimization/107195] [13 Regression] wrong code with "-O1 -fno-tree-ccp" on x86_64-linux-gnu since r13-3090-gdf4c584c567263fd

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107195 --- Comment #7 from CVS Commits --- The master branch has been updated by Aldy Hernandez : https://gcc.gnu.org/g:c4d15dddf6b9eacb36f535807ad2ee364af46e04 commit r13-3217-gc4d15dddf6b9eacb36f535807ad2ee364af46e04 Author: Aldy Hernandez Date:

[Bug libstdc++/107206] Bogus -Wuninitialized in std::optional

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107206 Richard Biener changed: What|Removed |Added Component|c++ |libstdc++

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