[Bug target/88618] New: ICE in extract_insn, at recog.c:2305
marxin at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Dec 27 13:52:00 GMT 2018
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88618
Bug ID: 88618
Summary: ICE in extract_insn, at recog.c:2305
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: segher at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: ppc64-linux-gnu
Following is causing ICE:
$ cat ice.i
int a(int b) {
__builtin_exp(b);
__builtin_exp2(b);
__builtin_expm1(b);
}
$ ppc64-linux-gnu-gcc -ffinite-math-only -fno-tree-forwprop -O2 ice.i -c
ice.i: In function ‘a’:
ice.i:5:1: error: unrecognizable insn:
5 | }
| ^
(insn 12 11 13 2 (set (reg:DI 133)
(unlt:DI (reg:CCFP 132)
(const_int 0 [0]))) -1
(nil))
during RTL pass: vregs
ice.i:5:1: internal compiler error: in extract_insn, at recog.c:2305
0x577c95 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/rtl-error.c:108
0x577cb1 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/rtl-error.c:116
0x57719e extract_insn(rtx_insn*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/recog.c:2305
0x7cb57f instantiate_virtual_regs_in_insn
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/function.c:1650
0x7cb57f instantiate_virtual_regs
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/function.c:2020
0x7cb57f execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/function.c:2069
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