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List:       gcc-bugs
Subject:    SunOS4 bootstrap failure building libstdc++, egcs-CVS19981129
From:       "Kaveh R. Ghazi" <ghazi () caip ! rutgers ! edu>
Date:       1998-11-30 16:44:45
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Snapshot:		egcs-CVS19981129
Platform:		sparc-sun-sunos4.1.4
Stage1 compiler:	cc
Assembler:		native
Linker:			native
BOOT_CFLAGS:		-g -O2 -D__USE_FIXED_PROTOTYPES__ -pipe

	I get the following failure building egcs, (after the three
stage bootstrap when it compiles libstdc++):
  
 > /a/caip/a47/u47/ghazi/gcc-testing/sunos-test/egcs-CVS19981129/gcc/xgcc
 >   -B/a/caip/a47/u47/ghazi/gcc-testing/sunos-test/egcs-CVS19981129/gcc/
 >   -B/usr/local/sparc-sun-sunos4.1.4/bin/ -c -g -O2
 >   -fno-implicit-templates -I. -I./stl -I../libio -I./../libio
 >   -nostdinc++ -DC `for N in REP MAIN TRAITS ADDSS ADDPS ADDCS
 >   ADDSP ADDSC EQSS EQPS EQSP NESS NEPS NESP LTSS LTPS LTSP GTSS GTPS
 >   GTSP LESS LEPS LESP GESS GEPS GESP; do echo " -D${N}"; done`
 >   ./sinst.cc -o cstrmain.o
 > 
 > std/bastring.h: In instantiation of
 >   `basic_string<char,string_char_traits<char>,__default_alloc_template<false,0> \
>::npos':  > ./sinst.cc:55:   instantiated from here
 > std/bastring.h:110: Internal compiler error.
 > std/bastring.h:110: Please submit a full bug report to `egcs-bugs@cygnus.com'.
 > std/bastring.h:110: See
 >   <URL:http://egcs.cygnus.com/faq.html#bugreport> for details.


	Here is the backtrace from gdb.  Variable `insn' has the value 0x3.
Note, this only happens on SunOS4, not Solaris2.5.

	If there is any other info I can provide, (e.g. the preprocessed
source, 96K) please let me know. 

		--Kaveh

 > (gdb) run -g -O2 -fno-implicit-templates -nostdinc++ sinst.ii -quiet -dumpbase
 > 
 > Starting program:
 > /a/caip/a47/u47/ghazi/gcc-testing/sunos-test/egcs-CVS19981129/sparc-sun-sunos4.1.4/libstdc++/../../gcc/cc1plus
  > -g -O2 -fno-implicit-templates -nostdinc++ sinst.ii -quiet -dumpbase
 >  
 > Program received signal SIGBUS, Bus error.
 > 0x1265b8 in leaf_function_p () at final.c:3983
 > 3983      for (insn = get_insns (); insn; insn = NEXT_INSN (insn))
 > (gdb) where
 > #0  0x1265b8 in leaf_function_p () at final.c:3983
 > #1  0xf42c8 in init_elim_table () at reload1.c:3667
 > #2  0xf28f0 in eliminate_regs (x=0x4f8900, mem_mode=VOIDmode, insn=0x0) at \
reload1.c:2655  > #3  0x8249c in dbxout_symbol (decl=0x4f8790, local=0) at \
dbxout.c:1936  > #4  0x66a84 in assemble_variable (decl=0x4f8790, top_level=1, \
at_end=0, dont_output_data=0) at varasm.c:1474  > #5  0xa7dc in \
rest_of_decl_compilation (decl=0x4f8790, asmspec=0x0, top_level=1, at_end=0) at \
toplev.c:3325  > #6  0x198f2c in cp_finish_decl (decl=0x4f8790, init=0x0, \
asmspec_tree=0x0, need_pop=0, flags=0) at decl.c:7616  > #7  0x1b58b8 in \
instantiate_decl (d=0x4f8790) at pt.c:8659  > #8  0x1b5268 in do_type_instantiation \
(t=0x4f7e60, storage=0x0) at pt.c:8370  > #9  0x1f2ba8 in yyparse () at parse.y:862
 > #10 0x9c48 in compile_file (name=0xeffffbee "sinst.ii") at toplev.c:2900
 > #11 0xe344 in main (argc=8, argv=0xeffffaac) at toplev.c:5152
 > (gdb) 
--
Kaveh R. Ghazi			Engagement Manager / Project Services
ghazi@caip.rutgers.edu		Icon CMT Corp.


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