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[Bug middle-end/55943] New: ICE in gen_reg_rtx
- From: "schwab at linux-m68k dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 11 Jan 2013 17:35:29 +0000
- Subject: [Bug middle-end/55943] New: ICE in gen_reg_rtx
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55943
Bug #: 55943
Summary: ICE in gen_reg_rtx
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: schwab@linux-m68k.org
Target: ia64-*-*
Created attachment 29150
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29150
Testcase
$ gcc-20130111/Build/gcc/xgcc -B gcc-20130111/Build/gcc/ -S
gcc/gcc/testsuite/gcc.c-torture/compile/pr55921.c
gcc/gcc/testsuite/gcc.c-torture/compile/pr55921.c: In function âfooâ:
gcc/gcc/testsuite/gcc.c-torture/compile/pr55921.c:21:1: internal compiler
error: in gen_reg_rtx, at emit-rtl.c:866
}
^
0x400000000040012f gen_reg_rtx(machine_mode)
../../gcc/emit-rtl.c:866
0x4000000000432f1f store_bit_field_1
../../gcc/expmed.c:776
0x4000000000433b9f store_bit_field(rtx_def*, unsigned long, unsigned long,
unsigned long, unsigned long, machine_mode, rtx_def*)
../../gcc/expmed.c:897
0x400000000045f40f write_complex_part
../../gcc/expr.c:2960
0x400000000045f6bf emit_move_complex_parts(rtx_def*, rtx_def*)
../../gcc/expr.c:3216
0x4000000000718dff gen_move_insn(rtx_def*, rtx_def*)
../../gcc/optabs.c:4783
0x40000000007f752f gen_reload
../../gcc/reload1.c:8705
0x40000000008077af emit_input_reload_insns
../../gcc/reload1.c:7591
0x40000000008077af do_input_reload
../../gcc/reload1.c:7877
0x40000000008077af emit_reload_insns
../../gcc/reload1.c:8069
0x40000000008077af reload_as_needed
../../gcc/reload1.c:4645
0x4000000000811f2f reload(rtx_def*, int)
../../gcc/reload1.c:1051
0x4000000000604caf do_reload
../../gcc/ira.c:4635
0x4000000000604caf rest_of_handle_reload
../../gcc/ira.c:4736
Note that this is the original version of pr55921.c with the matching
constraints.