> H. J. Lu wrote: > > > Why don't we turn on vectorizer at -O3 or even -O2, depending on > > ISA? I added -ftree-vectorize to BOOT_CFLAGS on x86-64. According to > > -ftree-vectorizer-verbose=1, there are 82 loops vectorized in > > gcc source. There are no regressions. There are not much changes > > in bootstrap time as well as "make check" time. > > We have about two dozen cases of packages that break when > -ftree-vectorize is used. I'm sure there are several more as we tend to > discourage such bug reports. >
If you could take the time to find the reduced testcases and file PRs for these, that would be most appreciated. thanks, dorit > -- > dirtyepic salesman said this vacuum's guaranteed > gentoo org it could suck an ancient virus from the sea > 9B81 6C9F E791 83BB 3AB3 5B2D E625 A073 8379 37E8 (0x837937E8) >
