[Bug c++/105980] New: [11/12/13 Regression] ICE in final_scan_insn_1, at final.cc:2811
gscfq@t-online.de
gcc-bugzilla@gcc.gnu.org
Tue Jun 14 17:53:12 GMT 2022
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105980
Bug ID: 105980
Summary: [11/12/13 Regression] ICE in final_scan_insn_1, at
final.cc:2811
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Started with r11 between 20201115 and 20201122, using -m16 or -m32 :
(with files pr41257.C, pr47366.C, pr83549.C, pr83619.C, etc.)
$ gcc-13-20220612 -c pr41257.C -fpie -m32 -mforce-indirect-call
pr41257.C: In member function 'virtual void C::_ZTv0_n16_N1CD1Ev()':
pr41257.C:20:1: error: insn does not satisfy its constraints:
20 | }
| ^
(insn 6 5 7 (set (reg:SI 82)
(plus:SI (reg:SI 82)
(const:SI (unspec:SI [
(symbol_ref:SI ("*.LTHUNK2") [flags 0x3] <function_decl
0x7f8b38853200 *.LTHUNK2>)
] UNSPEC_GOTOFF)))) "pr41257.C":12:8 227 {*leasi}
(nil))
pr41257.C:20:1: internal compiler error: in final_scan_insn_1, at final.cc:2811
0x698229 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
../../gcc/rtl-error.cc:108
0x698252 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
../../gcc/rtl-error.cc:118
0xa85023 final_scan_insn_1
../../gcc/final.cc:2811
0xa8505b final_scan_insn(rtx_insn*, _IO_FILE*, int, int, int*)
../../gcc/final.cc:2940
0xa85304 final_1
../../gcc/final.cc:1997
0x10c6f52 x86_output_mi_thunk
../../gcc/config/i386/i386.cc:21482
0x98b867 expand_thunk(cgraph_node*, bool, bool)
../../gcc/symtab-thunks.cc:388
0x99bca6 cgraph_node::assemble_thunks_and_aliases()
../../gcc/cgraphunit.cc:1757
0x99bc61 cgraph_node::assemble_thunks_and_aliases()
../../gcc/cgraphunit.cc:1779
0x99be90 cgraph_node::expand()
../../gcc/cgraphunit.cc:1898
0x99d10f output_in_order
../../gcc/cgraphunit.cc:2142
0x99d10f symbol_table::compile()
../../gcc/cgraphunit.cc:2346
0x99fa9f symbol_table::compile()
../../gcc/cgraphunit.cc:2533
0x99fa9f symbol_table::finalize_compilation_unit()
../../gcc/cgraphunit.cc:2530
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