https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79390
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work| |6.3.1 Target Milestone|--- |7.0 Summary|10% performance drop in |[7 Regression] 10% |SciMark2 LU after r242550 |performance drop in | |SciMark2 LU after r242550 --- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> --- On more recent trunk -fno-split-paths makes only a tiny difference (4882 vs. 4779 Mflops) while -ftree-loop-if-convert still results in 5432 Mflops. GCC 6 scores 5523 Mflops for me (-O3 -march=native on a Broadwell CPU). Marking as regression.