home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: gnu.gcc.bug
- Path: sparky!uunet!elroy.jpl.nasa.gov!sdd.hp.com!zaphod.mps.ohio-state.edu!cis.ohio-state.edu!lerami.lerctr.ORG!ler
- From: ler@lerami.lerctr.ORG (Larry Rosenman)
- Subject: SIGSEGV on cc1obj gcc 2.3.3 compiling object.m
- Message-ID: <m0n6JXw-00000CC@lerami.lerctr.org>
- Sender: gnulists@ai.mit.edu
- Organization: GNUs Not Usenet
- Distribution: gnu
- Date: Mon, 28 Dec 1992 00:26:06 GMT
- Approved: bug-gcc@prep.ai.mit.edu
- Lines: 139
-
- I have consistently (since the objc directory was added), gotten a seg violation
- compiling the objc runtime support on Amiga Unix (SVR4 C= version 2.1p2a).
-
- this is from 2.3.3...
- here is the stack backtrace from the core file:
-
-
- Script started on Mon Dec 28 06:12:40 1992
- $ gdb
- GDB is free software and you are welcome to distribute copies of it
- under certain conditions; type "show copying" to see the conditions.
- There is absolutely no warranty for GDB; type "show warranty" for details.
- GDB 4.7, Copyright 1992 Free Software Foundation, Inc.
- (gdb) core core
- Core was generated by `/home/ff/gcc/cc1obj /usr/tmp/cca005wZ.i -quiet -dumpbase object.m -g -O -lang-o'.
- Program terminated with signal 11, Segmentation fault.
- #0 0x80007a10 in ?? ()
- (gdb) sym /home/ff/gcc/cc1obj
- Reading symbols from /home/ff/gcc/cc1obj...done.
- (gdb) where
- #0 hash_lookup (hashlist=0x800fe9b4, sel_name=0x801062f8) at objc-actions.c:3035
- Cannot access memory at address 0x800079ec.
- (gdb) exec /home/ff/gcc/cc1obj
- (gdb) where
- #0 hash_lookup (hashlist=0x800fe9b4, sel_name=0x801062f8) at objc-actions.c:3035
- #1 0x80007d22 in add_instance_method (class=0x8011d318, method=0x8011d6d8)
- at objc-actions.c:3234
- #2 0x80003bd0 in yyparse () at ./objc-parse.c:2168
- #3 0x8001fc02 in compile_file (name=0xc07ffab4 "/usr/tmp/cca005wZ.i") at toplev.c:1803
- #4 0x80021b18 in main (argc=10, argv=0xc07ff9a8, envp=0xc07ff9d4) at toplev.c:3285
- (gdb) where
- #0 hash_lookup (hashlist=0x800fe9b4, sel_name=0x801062f8) at objc-actions.c:3035
- #1 0x80007d22 in add_instance_method (class=0x8011d318, method=0x8011d6d8)
- at objc-actions.c:3234
- #2 0x80003bd0 in yyparse () at ./objc-parse.c:2168
- #3 0x8001fc02 in compile_file (name=0xc07ffab4 "/usr/tmp/cca005wZ.i") at toplev.c:1803
- #4 0x80021b18 in main (argc=10, argv=0xc07ff9a8, envp=0xc07ff9d4) at toplev.c:3285
- (gdb) print sel_name
- $1 = (union tree_node *) 0x801062f8
- (gdb) print *sel_name
- $2 = {common = {chain = 0x0, type = 0x0, code = IDENTIFIER_NODE,
- side_effects_flag = 0, constant_flag = 0, permanent_flag = 1,
- addressable_flag = 1, volatile_flag = 0, readonly_flag = 0, unsigned_flag = 0,
- asm_written_flag = 0, used_flag = 1, raises_flag = 0, static_flag = 0,
- public_flag = 1, private_flag = 0, protected_flag = 0, lang_flag_0 = 0,
- lang_flag_1 = 0, lang_flag_2 = 0, lang_flag_3 = 0, lang_flag_4 = 0,
- lang_flag_5 = 0, lang_flag_6 = 0}, int_cst = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, int_cst_low = 4,
- int_cst_high = -2146409688}, real_cst = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, rtl = 0x4,
- real_cst = -2.2789385996650638e-308}, string = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, rtl = 0x4,
- length = -2146409688, pointer = 0x0}, complex = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, rtl = 0x4,
- real = 0x80106328, imag = 0x0}, identifier = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, length = 4,
- pointer = 0x80106328 "free"}, decl = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"},
- filename = 0x4<Address 0x4 out of bounds>, linenum = -2146409688, size = 0x0,
- uid = 0, mode = VOIDmode, external_flag = 0, nonlocal_flag = 0, regdecl_flag = 0,
- inline_flag = 0, bit_field_flag = 0, virtual_flag = 0, ignored_flag = 0,
- abstract_flag = 0, in_system_header_flag = 0, lang_flag_0 = 0, lang_flag_1 = 0,
- lang_flag_2 = 0, lang_flag_3 = 0, lang_flag_4 = 0, lang_flag_5 = 0,
- lang_flag_6 = 0, lang_flag_7 = 0, name = 0x80106330, context = 0x0,
- arguments = 0x80106330, result = 0x0, initial = 0x66726565, abstract_origin = 0x0,
- print_name = 0x0, assembler_name = 0x800f2680, rtl = 0x1d309000,
- frame_size = -2146414400, saved_insns = {r = 0x42, i = 66}, vindex = 0x0,
- lang_specific = 0x77}, type = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, values = 0x4,
- size = 0x80106328, uid = 0, mode = VOIDmode, precision = 0 '\000',
- no_force_blk_flag = 0, lang_flag_0 = 0, lang_flag_1 = 0, lang_flag_2 = 0,
- lang_flag_3 = 0, lang_flag_4 = 0, lang_flag_5 = 0, lang_flag_6 = 0, align = 0,
- pointer_to = 0x80106330, reference_to = 0x0, parse_info = -2146409680,
- symtab_address = 0, name = 0x66726565, minval = 0x0, maxval = 0x0,
- next_variant = 0x800f2680, main_variant = 0x1d309000, binfo = 0x801050c0,
- noncopied_parts = 0x42, context = 0x0, lang_specific = 0x77}, list = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, purpose = 0x4,
- value = 0x80106328}, vec = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"}, length = 4, a = {
- 0x80106328}}, exp = {common = {"\000\000\000\000\000\000\000\000\0010\220\000"},
- complexity = 4, operands = {0x80106328}}, block = {
- common = {"\000\000\000\000\000\000\000\000\0010\220\000"},
- handler_block_flag = 0, abstract_flag = 0, vars = 0x80106328, type_tags = 0x0,
- subblocks = 0x0, supercontext = 0x0, abstract_origin = 0x80106330, end_note = 0x0}}
- (gdb) info all-registers
- d0 0xffe023f5 -2087947
- d1 0xffffffc9 -55
- d2 0x801062f8 -2146409736
- d3 0x800f5258 -2146479528
- d4 0x21d 541
- d5 0x198 408
- d6 0xc07ff7b0 -1065355344
- d7 0xc07ff794 -1065355372
- a0 0x800fe9b4 -2146440780
- a1 0x1 1
- a2 0x0 0
- a3 0x8011d318 -2146315496
- a4 0x8011d6d8 -2146314536
- a5 0xc07ff794 -1065355372
- fp 0xc07ff3e8 0xc07ff3e8
- sp 0xc07ff3e4 0xc07ff3e4
- ps 0x0 0
- pc 0x80007a10 0x80007a10
- fp0 1 (raw 0xbfff00008000000000000000)
- fp1 -1 (raw 0x3fff00008000000000000000)
- fp2 -inf (raw 0x7fff0000ffffffffffffffff)
- fp3 -inf (raw 0x7fff0000ffffffffffffffff)
- fp4 -inf (raw 0x7fff0000ffffffffffffffff)
- fp5 -inf (raw 0x7fff0000ffffffffffffffff)
- fp6 -inf (raw 0x7fff0000ffffffffffffffff)
- fp7 -inf (raw 0x7fff0000ffffffffffffffff)
- fpcontrol 0x0 0
- fpstatus 0x8000000 134217728
- fpiaddr 0x0 0
- (gdb) dir ..
- Source directories searched: /home/ff/gcc/objc/..:$cdir:$cwd
- (gdb) l 3035
- 3030
- 3031 target = hashlist[HASHFUNCTION (sel_name) % SIZEHASHTABLE];
- 3032
- 3033 while (target)
- 3034 {
- 3035 if (sel_name == METHOD_SEL_NAME (target->key))
- 3036 return target;
- 3037
- 3038 target = target->next;
- 3039 }
- (gdb) print target->key
- $3 = (union tree_node *) Cannot access memory at address 0x9.
- (gdb) print target
- $4 = (struct hashedEntry *) 0x1
- (gdb) quit
- script done on Mon Dec 28 06:18:53 1992
- --
- Larry Rosenman Internet: ler@lerami.lerctr.org
- ATT: +1 214-399-0210 (voice) BIX: ler UUCP: ..!utacfd.uta.edu!lerami!ler
- US Mail: 900 Lake Isle Circle, Irving, TX 75060-7726
-
-
-