[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-11-23 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 --- Comment #7 from Aldy Hernandez --- *** Bug 103388 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-11-17 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 --- Comment #6 from Aldy Hernandez --- This looks like a class of problems we could easily get if we wanted. The pattern is: PREHEADER | | V HEADER --> LOOPEXIT | | V SUCC | \ | \ DEAD \ | /

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-11-16 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 --- Comment #5 from Aldy Hernandez --- *** Bug 103280 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-11-04 Thread law at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P2 --- Comment #4 from Jeffrey A. Law

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-10-30 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 --- Comment #3 from Aldy Hernandez --- *** Bug 102895 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-10-30 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 Aldy Hernandez changed: What|Removed |Added CC||law at gcc dot gnu.org,

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-10-30 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 Aldy Hernandez changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug tree-optimization/102981] [12 Regression] Dead Code Elimination Regression at -O3 (trunk vs 11.2.0)

2021-10-28 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102981 Richard Biener changed: What|Removed |Added Target Milestone|--- |12.0 Keywords|