Re: [tree-ssa] New bootstrap error on ia64 (stmt_ann)

[law at redhat dot com]

In message <jek75zktpn.fsf@sykes.suse.de>, Andreas Schwab writes:
 >#1  0x40000000003f6460 in stmt_ann (t=0x2000000000537140)
 >    at tree-flow-inline.h:54
 >#2  0x40000000003ecab0 in optimize_stmt (si=
 >      {tsi = {ptr = 0x20000000008bcdc0, container = 0x20000000008508d0}, bb =
 > 0x6000000000209d28}, block_avail_exprs_p=0x2000000000d127c0)
 >    at ../../gcc/tree-ssa-dom.c:2098
 >#3  0x40000000003d9c70 in dom_opt_walk_stmts (walk_data=0x60000fffffffa3f0, 
 >    bb=0x6000000000209d28, parent_block_last_stmt=0x20000000008b2170)
 >    at ../../gcc/tree-ssa-dom.c:971
 >#4  0x40000000003f8080 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x6000000000209d28, last=0x20000000008b2170) at ../../gcc/domwalk.c:71
 >#5  0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x6000000000209e78, last=0x20000000008b1bd0) at ../../gcc/domwalk.c:91
 >#6  0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x6000000000209fc8, last=0x20000000008b1810) at ../../gcc/domwalk.c:91
 >#7  0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020a118, last=0x20000000008b14f0) at ../../gcc/domwalk.c:91
 >#8  0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020a268, last=0x20000000008b07d0) at ../../gcc/domwalk.c:91
 >#9  0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020a310, last=0x20000000008b8480) at ../../gcc/domwalk.c:91
 >#10 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020aaf0, last=0x20000000008b0500) at ../../gcc/domwalk.c:91
 >#11 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020ab98, last=0x20000000008afd80) at ../../gcc/domwalk.c:91
 >#12 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020ace8, last=0x20000000008b00a0) at ../../gcc/domwalk.c:91
 >#13 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020ad90, last=0x20000000008afc00) at ../../gcc/domwalk.c:91
 >#14 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020aee0, last=0x20000000008a7f20) at ../../gcc/domwalk.c:91
 >#15 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020b030, last=0x20000000008a7e80) at ../../gcc/domwalk.c:91
 >#16 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x600000000020b180, last=0x0) at ../../gcc/domwalk.c:91
 >#17 0x40000000003f8720 in walk_dominator_tree (walk_data=0x60000fffffffa3f0, 
 >    bb=0x6000000000002418, last=0x0) at ../../gcc/domwalk.c:91
 >#18 0x40000000003d36e0 in tree_ssa_dominator_optimize_1 (
 >    fndecl=0x2000000000632680, phase=TDI_dom_1, 
 >    timevar=TV_TREE_SSA_DOMINATOR_OPTS) at ../../gcc/tree-ssa-dom.c:388
 >#19 0x40000000003d30d0 in tree_ssa_dominator_optimize (
 >    fndecl=0x2000000000632680, vars=0x6000000000211c70, phase=TDI_dom_1)
 >    at ../../gcc/tree-ssa-dom.c:296
 >#20 0x40000000002e2f40 in optimize_function_tree (fndecl=0x2000000000632680, 
 >    chain=0x60000fffffffa4f8) at ../../gcc/tree-optimize.c:110
 >#21 0x40000000002e4a20 in tree_rest_of_compilation (fndecl=0x2000000000632680
 >, 
 >    nested_p=false) at ../../gcc/tree-optimize.c:316
 >#22 0x400000000007a290 in c_expand_body_1 (fndecl=0x2000000000632680, 
 >    nested_p=0) at ../../gcc/c-decl.c:6202
 >#23 0x400000000007a970 in c_expand_body (fndecl=0x2000000000632680)
 >    at ../../gcc/c-decl.c:6232
 >#24 0x4000000000da0c10 in cgraph_expand_function (node=0x20000000008c7400)
 >    at ../../gcc/cgraphunit.c:496
 >#25 0x4000000000da8240 in cgraph_expand_all_functions ()
 >    at ../../gcc/cgraphunit.c:1316
 >#26 0x4000000000da8990 in cgraph_optimize () at ../../gcc/cgraphunit.c:1380
 >#27 0x40000000001b6730 in c_objc_common_finish_file ()
 >    at ../../gcc/c-objc-common.c:243
 >#28 0x4000000000022ce0 in finish_file () at ../../gcc/c-lang.c:196
 >#29 0x4000000000185140 in c_common_parse_file (set_yydebug=0)
 >    at ../../gcc/c-opts.c:1228
 >#30 0x4000000000c52590 in compile_file () at ../../gcc/toplev.c:1880
 >#31 0x4000000000c62ff0 in do_compile () at ../../gcc/toplev.c:4751
 >#32 0x4000000000c631f0 in toplev_main (argc=51, argv=0x60000fffffffa638)
 >    at ../../gcc/toplev.c:4791
 >#33 0x4000000000255b00 in main (argc=51, argv=0x60000fffffffa638)
 >    at ../../gcc/main.c:35
 >(gdb) up
 >#1  0x40000000003f6460 in stmt_ann (t=0x2000000000537140)
 >    at tree-flow-inline.h:54
 >54          abort ();
 >(gdb) l
 >49      static inline stmt_ann_t
 >50      stmt_ann (tree t)
 >51      {
 >52      #if defined ENABLE_CHECKING
 >53        if (!is_gimple_stmt (t) && !is_essa_node (t))
 >54          abort ();
 >55      #endif
 >56
 >57        return (stmt_ann_t) t->common.ann;
 >58      }
 >(gdb) p t
 >$1 = 0x2000000000537140
 >(gdb) pt
 > <nop_expr 0x2000000000537140
 >    type <pointer_type 0x200000000032f480
 >        type <void_type 0x200000000032f3a0 void asm_written VOID
 >            align 8 symtab 0 alias set -1
 >            pointer_to_this <pointer_type 0x200000000032f480>>
 >        unsigned asm_written DI
 >        size <integer_cst 0x2000000000325560 constant invariant 64>
 >        unit size <integer_cst 0x2000000000325620 constant invariant 8>
 >        align 64 symtab 5276608 alias set 96
 >        pointer_to_this <pointer_type 0x200000000050da40>>
 >   
 >    arg 0 <ssa_name 0x2000000000648f00
 >        type <pointer_type 0x20000000003538e0 type <integer_type 0x2000000000
 >32c700 char>
 >            unsigned asm_written DI size <integer_cst 0x2000000000325560 64> 
 >unit size <integer_cst 0x2000000000325620 8>
 >            align 64 symtab 3318448 alias set 5
 >            pointer_to_this <pointer_type 0x2000000000550620>>
 >       >>
 >
Something is definitely wrong here.  We shouldn't have statements such as
<typecast> value

Since the statement is totally pointless.

Can you send me the .i file?

jeff