[Bug c/53420] [4.8 Regression] ICE in iterative_hash_expr, at tree.c:7039
danglin at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat May 19 21:28:00 GMT 2012
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53420
--- Comment #1 from John David Anglin <danglin at gcc dot gnu.org> 2012-05-19 20:43:48 UTC ---
(gdb) bt
#0 fancy_abort (file=0x45808b0 "../../gcc/gcc/tree.c", line=7039,
function=0x45817d8 "iterative_hash_expr")
at ../../gcc/gcc/diagnostic.c:1011
#1 0x01887044 in iterative_hash_expr (t=0x7ab8a390, val=1358060887)
at ../../gcc/gcc/tree.c:7039
#2 0x01887584 in iterative_hash_expr (t=0x7ac3f3a0, val=1358060887)
at ../../gcc/gcc/tree.c:7072
#3 0x01887584 in iterative_hash_expr (t=0x7ab83b18, val=2819648034)
at ../../gcc/gcc/tree.c:7072
#4 0x01887584 in iterative_hash_expr (t=0x7ab044e0, val=470452325)
at ../../gcc/gcc/tree.c:7072
#5 0x01887584 in iterative_hash_expr (t=0x7ac3f3e0, val=1291600461)
at ../../gcc/gcc/tree.c:7072
#6 0x01887584 in iterative_hash_expr (t=0x7ac3f400, val=1857436122)
at ../../gcc/gcc/tree.c:7072
#7 0x01887584 in iterative_hash_expr (t=0x7ab04528, val=3933020094)
at ../../gcc/gcc/tree.c:7072
#8 0x01887244 in iterative_hash_expr (t=0x7ab04558, val=2773392188)
at ../../gcc/gcc/tree.c:7051
#9 0x01886880 in iterative_hash_expr (t=0x7ab943a0, val=3698532063)
at ../../gcc/gcc/tree.c:6997
#10 0x00e27cdc in gimple_tree_hash (p=0x7b047c68)
at ../../gcc/gcc/gimplify.c:130
---Type <return> to continue, or q <return> to quit---
#11 0x0441ce60 in htab_find_slot (htab=0x400c1a08, element=0x7b047c68,
insert=INSERT) at ../../gcc/libiberty/hashtab.c:712
#12 0x00e29170 in lookup_tmp_var (val=0x7ab943a0, is_formal=1 '\001')
at ../../gcc/gcc/gimplify.c:528
#13 0x00e295f0 in internal_get_tmp_var (val=0x7ab943a0, pre_p=0x7b0457f0,
post_p=0x0, is_formal=1 '\001') at ../../gcc/gcc/gimplify.c:610
#14 0x00e2999c in get_formal_tmp_var (val=0x7ab943a0, pre_p=0x7b0457f0)
at ../../gcc/gcc/gimplify.c:651
#15 0x00e66bc0 in gimplify_expr (expr_p=0x7ac3f654, pre_p=0x7b0457f0,
post_p=0x7b046718,
gimple_test_f=@0x40029eea: 0xd5bfb8 <is_gimple_min_lval>, fallback=3)
at ../../gcc/gcc/gimplify.c:7954
#16 0x00e360f4 in gimplify_compound_lval (expr_p=0x7ac3f678,
pre_p=0x7b0457f0, post_p=0x7b046718, fallback=1)
at ../../gcc/gcc/gimplify.c:2258
#17 0x00e60588 in gimplify_expr (expr_p=0x7ac3f678, pre_p=0x7b0457f0,
post_p=0x7b046718,
gimple_test_f=@0x4002a852: 0xe29388 <is_gimple_reg_rhs_or_call>,
fallback=1) at ../../gcc/gcc/gimplify.c:7080
#18 0x00e4c0d4 in gimplify_modify_expr (expr_p=0x7ab943b8, pre_p=0x7b0457f0,
post_p=0x7b046718, want_value=0 '\0') at ../../gcc/gcc/gimplify.c:4842
#19 0x00e606f0 in gimplify_expr (expr_p=0x7ab943b8, pre_p=0x7b0457f0,
post_p=0x7b046718, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
---Type <return> to continue, or q <return> to quit---
fallback=0) at ../../gcc/gcc/gimplify.c:7127
#20 0x00e5254c in gimplify_stmt (stmt_p=0x7ab943b8, seq_p=0x7b0457f0)
at ../../gcc/gcc/gimplify.c:5662
#21 0x00e2f0a8 in gimplify_statement_list (expr_p=0x7ac3f878,
pre_p=0x7b0457f0) at ../../gcc/gcc/gimplify.c:1529
#22 0x00e63fac in gimplify_expr (expr_p=0x7ac3f878, pre_p=0x7b0457f0,
post_p=0x7b045e98, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7514
#23 0x00e5254c in gimplify_stmt (stmt_p=0x7ac3f878, seq_p=0x7b0457f0)
at ../../gcc/gcc/gimplify.c:5662
#24 0x00e2ccfc in gimplify_bind_expr (expr_p=0x7ac3f898, pre_p=0x7b044ea0)
at ../../gcc/gcc/gimplify.c:1223
#25 0x00e61e6c in gimplify_expr (expr_p=0x7ac3f898, pre_p=0x7b044ea0,
post_p=0x7b045558, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7299
#26 0x00e5254c in gimplify_stmt (stmt_p=0x7ac3f898, seq_p=0x7b044ea0)
at ../../gcc/gcc/gimplify.c:5662
#27 0x00e41a6c in gimplify_cond_expr (expr_p=0x7ab944a8, pre_p=0x7b043930,
fallback=0) at ../../gcc/gcc/gimplify.c:3305
#28 0x00e605a4 in gimplify_expr (expr_p=0x7ab944a8, pre_p=0x7b043930,
post_p=0x7b044858, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7085
#29 0x00e5254c in gimplify_stmt (stmt_p=0x7ab944a8, seq_p=0x7b043930)
---Type <return> to continue, or q <return> to quit---
at ../../gcc/gcc/gimplify.c:5662
#30 0x00e2f0a8 in gimplify_statement_list (expr_p=0x7ac3f8b8,
pre_p=0x7b043930) at ../../gcc/gcc/gimplify.c:1529
#31 0x00e63fac in gimplify_expr (expr_p=0x7ac3f8b8, pre_p=0x7b043930,
post_p=0x7b043fd8, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7514
#32 0x00e5254c in gimplify_stmt (stmt_p=0x7ac3f8b8, seq_p=0x7b043930)
at ../../gcc/gcc/gimplify.c:5662
#33 0x00e2ccfc in gimplify_bind_expr (expr_p=0x7ab944b8, pre_p=0x7b042760)
at ../../gcc/gcc/gimplify.c:1223
#34 0x00e61e6c in gimplify_expr (expr_p=0x7ab944b8, pre_p=0x7b042760,
post_p=0x7b043698, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7299
#35 0x00e5254c in gimplify_stmt (stmt_p=0x7ab944b8, seq_p=0x7b042760)
at ../../gcc/gcc/gimplify.c:5662
#36 0x00e2f0a8 in gimplify_statement_list (expr_p=0x7abf3ad8,
pre_p=0x7b042760) at ../../gcc/gcc/gimplify.c:1529
#37 0x00e63fac in gimplify_expr (expr_p=0x7abf3ad8, pre_p=0x7b042760,
post_p=0x7b042e18, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7514
#38 0x00e5254c in gimplify_stmt (stmt_p=0x7abf3ad8, seq_p=0x7b042760)
at ../../gcc/gcc/gimplify.c:5662
#39 0x00e316a4 in gimplify_switch_expr (expr_p=0x7ab2dc58, pre_p=0x7b0415b0)
---Type <return> to continue, or q <return> to quit---
at ../../gcc/gcc/gimplify.c:1778
#40 0x00e61e9c in gimplify_expr (expr_p=0x7ab2dc58, pre_p=0x7b0415b0,
post_p=0x7b0424d8, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7307
#41 0x00e5254c in gimplify_stmt (stmt_p=0x7ab2dc58, seq_p=0x7b0415b0)
at ../../gcc/gcc/gimplify.c:5662
#42 0x00e2f0a8 in gimplify_statement_list (expr_p=0x7ac4ed98,
pre_p=0x7b0415b0) at ../../gcc/gcc/gimplify.c:1529
#43 0x00e63fac in gimplify_expr (expr_p=0x7ac4ed98, pre_p=0x7b0415b0,
post_p=0x7b041c58, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7514
#44 0x00e5254c in gimplify_stmt (stmt_p=0x7ac4ed98, seq_p=0x7b0415b0)
at ../../gcc/gcc/gimplify.c:5662
#45 0x00e2ccfc in gimplify_bind_expr (expr_p=0x7aead8dc, pre_p=0x7b040c54)
at ../../gcc/gcc/gimplify.c:1223
#46 0x00e61e6c in gimplify_expr (expr_p=0x7aead8dc, pre_p=0x7b040c54,
post_p=0x7b041318, gimple_test_f=@0x4002a8ba: 0xe4ac80 <is_gimple_stmt>,
fallback=0) at ../../gcc/gcc/gimplify.c:7299
#47 0x00e5254c in gimplify_stmt (stmt_p=0x7aead8dc, seq_p=0x7b040c54)
at ../../gcc/gcc/gimplify.c:5662
#48 0x00e686f4 in gimplify_body (fndecl=0x7aead880, do_parms=1 '\001')
at ../../gcc/gcc/gimplify.c:8160
#49 0x00e6a624 in gimplify_function_tree (
fndecl=0x7aead880)
---Type <return> to continue, or q <return> to quit---
at ../../gcc/gcc/gimplify.c:8294
#50 0x007aecac in cgraph_analyze_function (node=0x7aeb0b00)
at ../../gcc/gcc/cgraphunit.c:650
#51 0x007b0600 in cgraph_analyze_functions ()
at ../../gcc/gcc/cgraphunit.c:936
#52 0x007b56a4 in finalize_compilation_unit ()
at ../../gcc/gcc/cgraphunit.c:2075
#53 0x000d9acc in c_write_global_declarations ()
at ../../gcc/gcc/c-decl.c:10114
#54 0x0132833c in compile_file () at ../../gcc/gcc/toplev.c:568
#55 0x0132b648 in do_compile () at ../../gcc/gcc/toplev.c:1874
#56 0x0132b934 in toplev_main (argc=23, argv=0x7b04068c)
at ../../gcc/gcc/toplev.c:1950
#57 0x04379074 in main (argc=23, argv=0x7b04068c) at ../../gcc/gcc/main.c:36
(gdb) p tclass
$1 = 0 '\0'
(gdb) p debug_tree (t)
<block 7ab8a390 used
vars <var_decl 7ab7d420 __t
type <pointer_type 7aecfd80 tree type <union_type 7ae11a80 tree_node>
readonly sizes-gimplified public unsigned SI
size <integer_cst 7acdd570 constant 32>
unit size <integer_cst 7acdd588 constant 4>
align 32 symtab 0 alias set -1 canonical type 7aecfde0 context
<translation_unit_decl 7ab59620 D.22825>
pointer_to_this <pointer_type 7ac86000>>
readonly used unsigned SI file ../../gcc/gcc/c-family/c-lex.c line 355
col 128 size <integer_cst 7acdd570 32> unit size <integer_cst 7acdd588 4>
align 32 context <function_decl 7aead880 c_lex_with_flags> initial
<var_decl 7ab7ad20 num_string>>
supercontext <block 7ab8a3f0 used
vars <var_decl 7ab7a660 str type <pointer_type 7acf6000>
used unsigned SI file ../../gcc/gcc/c-family/c-lex.c line 345 col
12 size <integer_cst 7acdd570 32> unit size <integer_cst 7acdd588 4>
align 32 context <function_decl 7aead880 c_lex_with_flags> chain
<var_decl 7ab7a6c0 literal>>
supercontext <block 7ab8a420 used vars <var_decl 7ab76de0 suffix>
supercontext <block 7ab8a7b0 used vars <var_decl 7ab769c0
no_more_pch> supercontext <function_decl 7aead880 c_lex_with_flags> subblocks
<block 7ab8a420>> subblocks <block 7ab8a3f0>
chain <block 7ab8a510 used vars <var_decl 7ab7d900 atloc>
supercontext <block 7ab8a7b0>
chain <block 7ab8a5a0 used vars <var_decl 7ab82780 name>
supercontext <block 7ab8a7b0>
chain <block 7ab8a600 used vars <var_decl 7ab82c00 c>
supercontext <block 7ab8a7b0>
chain <block 7ab8a690 used vars <var_decl 7ab86660
literal> supercontext <block 7ab8a7b0> chain <block 7ab8a6f0>>>>>>
subblocks <block 7ab8a2d0 used vars <var_decl 7ab7d000 __t>
supercontext <block 7ab8a3f0>
subblocks <block 7ab8a2a0 used vars <var_decl 7ab7d060 __t>
supercontext <block 7ab8a2d0>> chain <block 7ab8a390>>>>
$3 = void
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