In message "[ruby-talk:9368] Ruby 1.6.2 compilation problems on HP-UX 11 with gcc 2.95.2 with optimizations"
    on 01/01/16, "HOLOWKO,LARS (A-Germany,ex1)" <lars_holowko / agilent.com> writes:

|./configure --prefix=/opt/gnu

try

CC="cc -Ae" CFLAGS=-O ./confiure --prefix=/opt/gnu

-- 
WATANABE Tetsuya
 e-mail: Tetsuya_WATANABE / hp.com
         tetsu / jpn.hp.com