[Bug middle-end/94212] Incorrect vectorization of loop with FP calculations

2020-03-18 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94212 --- Comment #4 from Andrew Pinski --- Note also using -ffp-contract=off will also change the value.

[Bug middle-end/94212] Incorrect vectorization of loop with FP calculations

2020-03-18 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94212 --- Comment #3 from Andrew Pinski --- (In reply to Andrew Pinski from comment #2) > >(at least x86_64 is fine) > No, just FMA is not enabled by default. > If I use -march=skylake-avx512 , I get the same answers as on aarch64_64. Note I am runn