g77 testsuite failures under hpux 10.20

[Jeffrey A Law]

  In message < 200006291833.OAA10852@hiauly1.hia.nrc.ca >you write:
  > With the CVS source from a couple of days ago, various failures occur
  > in the g77 testsuite.  All the failures are similar:
  > 
  > Running /xxx/gnu/gcc-2.96/gcc/testsuite/g77.f-torture/compile/compile.exp .
  > ..
  > Executing on host: /xxx/gnu/gcc-2.96/objdir/gcc/g77 -B/xxx/gnu/gcc-2.96/obj
  > dir/gcc/ /xxx/gnu/gcc-2.96/gcc/testsuite/g77.f-torture/compile/19990218-0.f
  >   -w  -O0   -L/xxx/gnu/gcc-2.96/objdir/hppa1.1-hp-hpux10.20/threads/libf2c 
  > -c  -threads -o /xxx/gnu/gcc-2.96/objdir/gcc/testsuite/19990218-0.o    (tim
  > eout = 300)
  > /var/tmp/cc8IPMWB.s: Assembler messages:
  > /var/tmp/cc8IPMWB.s:179: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:179: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:189: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:189: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:198: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:198: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:207: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:207: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:223: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:223: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:233: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:233: Error: Invalid operands
  > /var/tmp/cc8IPMWB.s:242: Error: Invalid Nullification: (%)
  > /var/tmp/cc8IPMWB.s:242: Error: Invalid operands
  > compiler exited with status 1
  > 
  > This is the assembly code around line 179:
  > 
  >         ldo RR'__g77_cilist_1___3-$global$(%r19),%r26
  > 	.CALL ARGW0=GR
  > 	bl ,%r2
  > 	nop
  > 
  > Somehow in these lines, the function to be called has disappeared.  This
The "bl ,%r2" is the function call -- somehow the name of the function is
not being emitted.

A breakpoint in output_call would be where you'd want to start debugging this.
jeff