------- Comment #5 from tim at klingt dot org 2008-06-15 13:00 ------- i don't think it is related to the vectorizer:
gcc-4.3, -O3 -fno-tree-vectorize: 137088 gcc-4.3, -O3: 137016 gcc-4.3, -O3 -ftree-vectorize: 54640 gcc-4.3, -O3: 54564 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36542