egcs-CVS19981010, SunOS4 bootstrap fails, gcse.c:4460: ICE ...

[Jeffrey A Law]

  In message < 199810111652.MAA19193@caip.rutgers.edu >you write:
  > Snapshot:		egcs-CVS19981010
  > Platform:		sparc-sun-sunos4.1.4
  > Stage1 compiler:	cc
  > Assembler:		native
  > Linker:			native
  > BOOT_CFLAGS:		-g -O2 -D__USE_FIXED_PROTOTYPES__ -pipe
  > 
  > 
  > 	When bootstrapping, I get the following during stage2:
  > 
  >  > ./xgcc -B./ -O2 -DIN_GCC -W -Wall -g -O2 -D__USE_FIXED_PROTOTYPES__
  >  > 	-pipe -I./include -g1 -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -g
  >  > 	-O2 -I. -I. -I./config -I./../include -c ./cp/tinfo.cc
  >  > gcse.c:4460: Internal compiler error in function pre_insert_insn
  >  > make[5]: *** [tinfo.o] Error 1
  > 
  > 
  > 	Here is the backtrace from gdb on cc1plus:
  > 
  > 
  >  > Breakpoint 2, 0xef77438c in exit ()
  >  > (gdb) where
  >  > #0  0xef77438c in exit ()
  >  > #1  0x1a6d54 in pre_insert_insn (expr=0x2fa0c0, bb=5) at gcse.c:4460
Interesting.  This is the stuff rth & I have been working on fixing.  Ugh.

I suspect solaris behaves differently because it uses a different EH mechanism.

Thanks,
jeff