[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2022-11-19 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |13.0

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2022-11-19 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED Known to work|

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2021-03-28 Thread manu at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 --- Comment #7 from Manuel López-Ibáñez --- (In reply to Martin Sebor from comment #6) > In the reduced test cases (in comment #3 and comment #4) d is a global > variable so it's value is zero. c is assigned in the first iteration of the > loop

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2021-03-27 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 --- Comment #6 from Martin Sebor --- In the reduced test cases (in comment #3 and comment #4) d is a global variable so it's value is zero. c is assigned in the first iteration of the loop (when e is zero) and used in subsequent iterations when

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2021-03-27 Thread manu at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 --- Comment #5 from Manuel López-Ibáñez --- Either there is no bug or the reduction is incorrect because the warning in the testcase is correct since d is uninitialized. Maybe the bug is that it warns about 'c' and not about 'd', but probably at

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2021-03-26 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 Martin Sebor changed: What|Removed |Added Last reconfirmed|2018-10-09 00:00:00 |2021-3-26 Known to fail|

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2018-10-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/57832] compiling sha-256 code (xz 5.0.5) generates false warnings when using -march=native on Atom CPU

2014-09-12 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57832 Manuel López-Ibáñez manu at gcc dot gnu.org changed: What|Removed |Added CC||manu at gcc