https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119131
Bug ID: 119131
Summary: [15 Regression] ICE: in get_attr_type, at
config/aarch64/aarch64.md:17054 at -O2
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: aarch64-unknown-linux-gnu
Created attachment 60662
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60662&action=edit
reduced testcase
Compiler output:
$ aarch64-unknown-linux-gnu-gcc -O2 testcase.c -Wall -W
testcase.c: In function 'foo':
testcase.c:14:7: warning: division by zero [-Wdiv-by-zero]
14 | b /= 0;
| ^~
testcase.c:16:1: error: unrecognizable insn:
16 | }
| ^
(insn 239 27 198 4 (set (reg:SD 47 v15 [207])
(const_double:SD 0E-101 [N/A])) -1
(nil))
during RTL pass: sched_fusion
testcase.c:16:1: internal compiler error: in get_attr_type, at
config/aarch64/aarch64.md:17054
0x282e921 internal_error(char const*, ...)
/repo/gcc-trunk/gcc/diagnostic-global-context.cc:517
0xcb0631 fancy_abort(char const*, int, char const*)
/repo/gcc-trunk/gcc/diagnostic.cc:1722
0x8c9d85 _fatal_insn(char const*, rtx_def const*, char const*, int, char
const*)
/repo/gcc-trunk/gcc/rtl-error.cc:108
0x8c9e02 _fatal_insn_not_found(rtx_def const*, char const*, int, char const*)
/repo/gcc-trunk/gcc/rtl-error.cc:116
0xa1ec54 get_attr_type(rtx_insn*)
/repo/gcc-trunk/gcc/config/aarch64/aarch64.md:17054
0x18ab0f6 aarch64_sched_variable_issue
/repo/gcc-trunk/gcc/config/aarch64/aarch64.cc:16300
0x25adfdd schedule_block(basic_block_def**, void*)
/repo/gcc-trunk/gcc/haifa-sched.cc:6928
0x13f092a schedule_region
/repo/gcc-trunk/gcc/sched-rgn.cc:3213
0x13f092a schedule_insns()
/repo/gcc-trunk/gcc/sched-rgn.cc:3535
0x13f0ce0 schedule_insns()
/repo/gcc-trunk/gcc/sched-rgn.cc:3946
0x13f0ce0 rest_of_handle_sched_fusion
/repo/gcc-trunk/gcc/sched-rgn.cc:3770
0x13f0ce0 execute
/repo/gcc-trunk/gcc/sched-rgn.cc:3948
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
