https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115723
Bug ID: 115723 Summary: SPEC CPU2017 521/621 build error with -Ofast and AVX512 enabled. Product: gcc Version: 14.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: edison_chan_gz at hotmail dot com Target Milestone: --- Created attachment 58545 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58545&action=edit config file -march=native -O3: build OK -march=native -Ofast: build failed -march=x86-64-v3 -Ofast: build OK -march=x86-64-v4 -Ofast: build faied -march=native -Ofast fno-tree-vectorize: build OK system: Ubuntu 24.04 Kernel 6.9.3 CPU: i9-14900k(build only),i9-13900k(build only), Ryzen 7950X, compiler: gcc 14.1 gfortran 14.1