🚀 go-pugleaf

Machine: HP9000/720
OS: HP-UX

% gcc -v -O2 -funroll-loops bug.c 
Reading specs from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux/2.2.2/specs
gcc version 2.2.2
 /usr/local/lib/gcc-lib/hppa1.1-hp-hpux/2.2.2/cpp -lang-c -v -undef -D__GNUC__=2 -Dhppa -Dhp9000s800 -D__hp9000s800 -Dhp9k8 -DPWB -Dhpux -Dunix -D_HPUX_SOURCE -D__hppa__ -D__hp9000s800__ -D__hp9000s800 -D__hp9k8__ -D__PWB__ -D__hpux__ -D__unix__ -D___HPUX_SOURCE__ -D__hppa -D__hp9000s800 -D__hp9000s800 -D__hp9k8 -D__PWB -D__hpux -D__unix -D___HPUX_SOURCE -D__OPTIMIZE__ bug.c /usr/tmp/cca06246.i
GNU CPP version 2.2.2 (hp9000s800)
 /usr/local/lib/gcc-lib/hppa1.1-hp-hpux/2.2.2/cc1 /usr/tmp/cca06246.i -quiet -dumpbase bug.c -O2 -version -funroll-loops -o /usr/tmp/cca06246.s
GNU C version 2.2.2 (hp9000s800) compiled by CC.
bug.c: In function `main':
bug.c:18: internal error--unrecognizable insn:
(insn 135 127 143 (set (mem/s:DF (plus:SI (reg:SI 138)
               (const_int 16)))
       (reg:DF 127)) -1 (nil)
   (nil))
gcc: Internal compiler error: program cc1 got fatal signal 6
% 
%
% cat bug.c
/* 
 * bug.c
 */

#define n 1000

double a[n];

main(argc, argv)
int argc;
char *argv[];
{
  int j;

  for (j = 0; j < n; j++) {
    a[j] = 1;
  }
}
%