https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126701
Bug ID: 126701
Summary: [17 Regression] ICE at -O2 on aarch64 during RTL pass:
expand
Product: gcc
Version: 17.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: xxs_chy at outlook dot com
Target Milestone: ---
Created attachment 65261
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65261&action=edit
reduced case
Reproducer: https://godbolt.org/z/c8ETbEcjG
Dump at -O2:
during RTL pass: expand
/tmp/tmp4_zw77gi/case.c:11369:31: internal compiler error: in
verify_partition_mem_exprs, at cfgexpand.cc:2486
11369 | __attribute__((hot)) uint16_t f30(uint64_t a0, _Bool a1, v16u64 a2,
void* a3) {
| ^~~
0x274420d internal_error(char const*, ...)
/data/Projects/compiler-test-env/cte-work/src/gcc/gcc/diagnostic-global-context.cc:787
0xb137eb fancy_abort(char const*, int, char const*)
/data/Projects/compiler-test-env/cte-work/src/gcc/gcc/diagnostics/context.cc:1813
0x8edd9e verify_partition_mem_exprs
/data/Projects/compiler-test-env/cte-work/src/gcc/gcc/cfgexpand.cc:2486
0x8edd9e execute
/data/Projects/compiler-test-env/cte-work/src/gcc/gcc/cfgexpand.cc:7201
/data/Projects/compiler-test-env/cte-work/toolchains/gcc/aarch64-linux-musl/libexec/gcc/aarch64-linux-musl/17.0.0/cc1
-quiet /tmp/tmp4_zw77gi/case.c -mno-fix-cortex-a53-835769
-mno-fix-cortex-a53-843419 -quiet -dumpdir
/tmp/tmp4_zw77gi/prog-aarch64-armv9-a+sve-gcc-O2- -dumpbase case.c
-dumpbase-ext .c -march=armv9-a+sve -mlittle-endian -mabi=lp64 -O2 -Wall
-Wextra -Wno-unused -o /tmp/ccfjDJsq.s
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.
