https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70905
Bug ID: 70905
Summary: [7 regression] FAIL:
gcc.c-torture/compile/20011219-2.c -Os (unrecognizable
insn)
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: [email protected]
Target Milestone: ---
Target: powerpc-*-*
$ gcc/xgcc -Bgcc/ -m32 -Os -c
../gcc/testsuite/gcc.c-torture/compile/20011219-2.c
../gcc/testsuite/gcc.c-torture/compile/20011219-2.c: In function ‘foo’:
../gcc/testsuite/gcc.c-torture/compile/20011219-2.c:20:1: error: unrecognizable
insn:
}
^
(insn 74 73 75 6 (parallel [
(set (reg:SI 31 31)
(mem/c:SI (plus:SI (reg/f:SI 1 1)
(const_int 20 [0x14])) [4 S4 A8]))
]) ../gcc/testsuite/gcc.c-torture/compile/20011219-2.c:20 -1
(nil))
../gcc/testsuite/gcc.c-torture/compile/20011219-2.c:20:1: internal compiler
error: in extract_insn, at recog.c:2287
0x1069449b _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
../../gcc/rtl-error.c:108
0x106944ef _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
../../gcc/rtl-error.c:116
0x1065bef7 extract_insn(rtx_insn*)
../../gcc/recog.c:2287
0x1065d5d7 extract_constrain_insn(rtx_insn*)
../../gcc/recog.c:2188
0x1066a7f7 build_def_use
../../gcc/regrename.c:1637
0x1066a7f7 regrename_analyze(bitmap_head*)
../../gcc/regrename.c:738
0x1066c64f regrename_optimize
../../gcc/regrename.c:1892
0x1066c64f execute
../../gcc/regrename.c:1929
