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From: "hjl.tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug other/59053] cilkplus branch compiler loops Date: Fri, 08 Nov 2013 19:10:00 -0000 [thread overview] Message-ID: <bug-59053-4-Y7yo7Vf87w@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-59053-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59053 H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2013-11-08 CC| |bviyer at gmail dot com Target Milestone|--- |4.9.0 Ever confirmed|0 |1 --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> --- The bug is in while (ii_tree) { if (TREE_CODE (ii_tree) == ARRAY_NOTATION_REF) { current_rank++; ii_tree = ARRAY_NOTATION_ARRAY (ii_tree); } else if (TREE_CODE (ii_tree) == ARRAY_REF) ii_tree = TREE_OPERAND (ii_tree, 0); else if (TREE_CODE (ii_tree) == PARM_DECL || TREE_CODE (ii_tree) == VAR_DECL) break; } When TREE_CODE (ii_tree) != ARRAY_NOTATION_REF: <indirect_ref 0x7ffff06b0f80 type <array_type 0x7ffff06327e0 type <integer_type 0x7ffff09b6930 size_t readonly public unsigned type_6 DI size <integer_cst 0x7ffff18b5140 constant 64> unit size <integer_cst 0x7ffff18b5160 constant 8> align 64 symtab 0 alias set -1 canonical type 0x7ffff0f9bbd0 precision 64 min <integer_cst 0x7ffff18b5580 0> max <integer_cst 0x7ffff18b5560 18446744073709551615> pointer_to_this <pointer_type 0x7ffff0a28000>> type_6 BLK size <integer_cst 0x7ffff0b21800 constant 2048> unit size <integer_cst 0x7ffff0b217e0 constant 256> align 64 symtab 0 alias set -1 canonical type 0x7ffff0632690 domain <integer_type 0x7ffff0f2b150 type <integer_type 0x7ffff18b60a8 sizetype> type_6 DI size <integer_cst 0x7ffff18b5140 64> unit size <integer_cst 0x7ffff18b5160 8> align 64 symtab 0 alias set -1 canonical type 0x7ffff0f2b150 precision 64 min <integer_cst 0x7ffff18b5180 0> max <integer_cst 0x7ffff0ed1d60 31>> pointer_to_this <pointer_type 0x7ffff0632d20>> readonly arg 0 <pointer_plus_expr 0x7ffff06b6078 type <pointer_type 0x7ffff0632d20 type <array_type 0x7ffff06327e0> unsigned type_6 DI size <integer_cst 0x7ffff18b5140 64> unit size <integer_cst 0x7ffff18b5160 8> align 64 symtab 0 alias set -1 canonical type 0x7ffff0632b28> arg 0 <parm_decl 0x7ffff067dc00 tally type <pointer_type 0x7ffff0632d20> used unsigned DI file /j/cilkpub/include/cilkpub/sort.h line 437 col 71 size <integer_cst 0x7ffff18b5140 64> unit size <integer_cst 0x7ffff18b5160 8> align 64 context <function_decl 0x7ffff067ca00 repack_and_subsort> arg-type <pointer_type 0x7ffff0632d20> chain <parm_decl 0x7ffff067dc80 comp>> arg 1 <nop_expr 0x7ffff06b0f60 type <integer_type 0x7ffff18b60a8 sizetype> arg 0 <mult_expr 0x7ffff06b6050 type <integer_type 0x7ffff18e3dc8 size_t> arg 0 <var_decl 0x7ffff06a7688 i> arg 1 <integer_cst 0x7ffff06b0de0 constant 256>>> /j/cilkpub/include/cilkpub/sort.h:456:42> /j/cilkpub/include/cilkpub/sort.h:456:42> it turns into an infinite loop.
next parent reply other threads:[~2013-11-08 19:10 UTC|newest] Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <bug-59053-4@http.gcc.gnu.org/bugzilla/> 2013-11-08 19:10 ` hjl.tools at gmail dot com [this message] 2013-11-08 21:59 ` john.forrest at fastercoin dot com 2014-04-22 11:36 ` jakub at gcc dot gnu.org 2014-07-16 13:30 ` jakub at gcc dot gnu.org 2014-07-30 11:07 ` nick.tomlinson at arm dot com 2014-10-30 10:40 ` jakub at gcc dot gnu.org 2015-06-26 20:17 ` jakub at gcc dot gnu.org 2015-06-26 20:38 ` jakub at gcc dot gnu.org 2015-06-26 21:19 ` pinskia at gcc dot gnu.org
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