cc -c -DPERL_CORE -fwrapv -fno-strict-aliasing -pipe -fstack-protector-strong -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -std=c89 -O2 -Wall -Werror=pointer-arith -Wextra -Wc++-compat -Wwrite-strings -Werror=declaration-after-statement sv.c