Hi! While compiling zdrot.f from Blas with -ftree-vectorize (which seems to be on with -O3), I get incorrect results. I have attached a .s file, but I also attach the original (self-contained) source files with an explanation available here:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=571572#174 Please let me know anything else I can do to help. Thanks! -- Summary: Erroneous code with -ftree-vectorize Product: gcc Version: 4.4.3 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: a dot kumar at alumni dot iitm dot ac dot in GCC build triplet: x86_64-linux-gnu GCC host triplet: x86_64-linux-gnu GCC target triplet: x86_64-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43251